Please enter a valid full or partial manufacturer part number with a minimum of 3 letters or numbers

    TIP2955 Search Results

    SF Impression Pixel

    TIP2955 Price and Stock

    STMicroelectronics TIP2955

    TRANS PNP 60V 15A TO-247-3
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey TIP2955 Tube 1,636 1
    • 1 $1.88
    • 10 $1.88
    • 100 $0.984
    • 1000 $0.6372
    • 10000 $0.49032
    Buy Now
    Avnet Americas TIP2955 Tube 14 Weeks 1,800
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 $0.46812
    Buy Now
    Mouser Electronics TIP2955 2,244
    • 1 $1.77
    • 10 $1.41
    • 100 $0.785
    • 1000 $0.583
    • 10000 $0.482
    Buy Now
    Verical () TIP2955 9,000 600
    • 1 -
    • 10 -
    • 100 -
    • 1000 $0.5562
    • 10000 $0.4714
    Buy Now
    TIP2955 3,402 14
    • 1 -
    • 10 -
    • 100 $0.787
    • 1000 $0.5887
    • 10000 $0.4881
    Buy Now
    Arrow Electronics () TIP2955 9,135 14 Weeks 600
    • 1 -
    • 10 -
    • 100 -
    • 1000 $0.5562
    • 10000 $0.4714
    Buy Now
    TIP2955 3,410 14 Weeks 1
    • 1 $1.7357
    • 10 $1.3968
    • 100 $0.7907
    • 1000 $0.5914
    • 10000 $0.4904
    Buy Now
    Newark TIP2955 Bulk 410 1
    • 1 $2.11
    • 10 $1.57
    • 100 $1.57
    • 1000 $0.871
    • 10000 $0.772
    Buy Now
    RS TIP2955 Bulk 5
    • 1 -
    • 10 $1.11
    • 100 $1.05
    • 1000 $0.95
    • 10000 $0.95
    Get Quote
    STMicroelectronics TIP2955 2,234 1
    • 1 $1.74
    • 10 $1.38
    • 100 $0.77
    • 1000 $0.63
    • 10000 $0.63
    Buy Now
    TME TIP2955 455 1
    • 1 $1.124
    • 10 $1.02
    • 100 $0.71
    • 1000 $0.521
    • 10000 $0.521
    Buy Now
    ComSIT USA TIP2955 43
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Get Quote
    Avnet Silica TIP2955 4,680 15 Weeks 30
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Buy Now
    EBV Elektronik TIP2955 1,050 15 Weeks 30
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Buy Now
    IBS Electronics TIP2955 2,400
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 $0.4095
    Buy Now
    Win Source Electronics TIP2955 4,307
    • 1 -
    • 10 -
    • 100 $1.0949
    • 1000 $0.73
    • 10000 $0.73
    Buy Now

    Central Semiconductor Corp TIP2955

    TRANS PNP 100V 15A TO-218
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey TIP2955 Bulk
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Buy Now

    onsemi TIP2955

    15 A, 60 V PNP BIPOLAR POWER TRA
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey TIP2955 Bulk
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Buy Now

    onsemi TIP2955G

    TRANS PNP 60V 15A TO-247-3
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey TIP2955G Tube
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Buy Now
    Avnet Americas TIP2955G Tube 111 Weeks 690
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Get Quote
    Newark TIP2955G Bulk 37 1
    • 1 $2.82
    • 10 $1.8
    • 100 $1.8
    • 1000 $1.63
    • 10000 $1.63
    Buy Now
    Rochester Electronics TIP2955G 1 1
    • 1 -
    • 10 -
    • 100 $1.25
    • 1000 $1.04
    • 10000 $0.9262
    Buy Now
    TME TIP2955G 1
    • 1 $1.88
    • 10 $1.45
    • 100 $1.33
    • 1000 $1.12
    • 10000 $1.12
    Get Quote
    Avnet Silica TIP2955G 18 Weeks 690
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Buy Now
    Component Electronics, Inc TIP2955G 50
    • 1 $5.38
    • 10 $5.38
    • 100 $4.04
    • 1000 $3.5
    • 10000 $3.5
    Buy Now
    EBV Elektronik TIP2955G 18 Weeks 30
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Buy Now
    Flip Electronics TIP2955G 1,438
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Get Quote
    Vyrian TIP2955G 126
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Get Quote
    Win Source Electronics TIP2955G 555
    • 1 -
    • 10 -
    • 100 $3.203
    • 1000 $2.8716
    • 10000 $2.8716
    Buy Now

    Bourns Inc TIP2955-S

    TRANS PNP 60V 15A SOT-93
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey TIP2955-S Tube 5,000
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 $0.6425
    Buy Now
    Avnet Abacus TIP2955-S 143 Weeks 6,000
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Buy Now

    TIP2955 Datasheets (46)

    Part ECAD Model Manufacturer Description Curated Datasheet Type PDF PDF Size Page count
    TIP2955
    Bourns PNP SILICON POWER TRANSISTOR Original PDF 80.01KB 5
    TIP2955
    Central Semiconductor Power Transistors TO-218 Case Original PDF 39.46KB 1
    TIP2955
    Motorola Complementary Silicon Power Transistors Original PDF 106.01KB 4
    TIP2955
    On Semiconductor POWER TRANSISTORS COMPLEMENTARY SILICON Original PDF 103.22KB 4
    TIP2955
    On Semiconductor TIP2955 - TRANSISTOR 15 A, 60 V, PNP, Si, POWER TRANSISTOR, TO-218, CASE 340D-02, 3 PIN, BIP General Purpose Power Original PDF 110.52KB 6
    TIP2955
    Philips Semiconductors Silicon Power Transistors Original PDF 95.87KB 5
    TIP2955
    Power Innovations PNP SILICON POWER TRANSISTOR Original PDF 138.83KB 6
    TIP2955
    Power Innovations PNP SILICON POWER TRANSISTOR Original PDF 96.65KB 6
    TIP2955
    STMicroelectronics Complementary power transistors Original PDF 82.83KB 7
    TIP2955
    STMicroelectronics COMPLEMENTARY SILICON POWER TRANSISTORS Original PDF 45.03KB 4
    TIP2955
    USHA PNP silicon power transistor. Designed for general-purpose switching and amplifier application. Vceo = 60Vdc, Vcer = 70Vdc, Vcb = 100Vdc, Veb = 7Vdc, Ic = 15Adc, PD = 90W. Original PDF 47.81KB 2
    TIP2955
    Wing Shing Computer Components PNP PLANAR SILICON TRANSISTOR(AUDIO POWER AMPLIFIER DC TO DC CONVERTER) Original PDF 23.14KB 1
    TIP2955
    Mospec POWER TRANSISTORS(15A,60V,90W) Scan PDF 109.27KB 3
    TIP2955
    Mospec Complementary Silicon Power Transistor Scan PDF 109.26KB 3
    TIP2955
    Motorola European Master Selection Guide 1986 Scan PDF 48.5KB 1
    TIP2955
    Motorola Motorola Semiconductor Data & Cross Reference Book Scan PDF 191.86KB 5
    TIP2955
    Unknown Shortform IC and Component Datasheets (Plus Cross Reference Data) Short Form PDF 110.29KB 1
    TIP2955
    Unknown Semiconductor Master Cross Reference Guide Scan PDF 119.65KB 1
    TIP2955
    Unknown Shortform Transistor Datasheet Guide Short Form PDF 83.29KB 1
    TIP2955
    Unknown Shortform Electronic Component Datasheets Short Form PDF 51.49KB 1

    TIP2955 Datasheets Context Search

    Catalog Datasheet Type Document Tags PDF

    DA 2688

    Abstract: transistor DA 2688 LT 5265 transistor mj 3055 c2688 C-2688 equivalent transistor TIP3055 c2688 L c2688 transistor tRANSISTOR c2688
    Contextual Info: TEXAS r ÌNSTR 8961726 TEXAS IN STR 62C OPTO 37004 TIP3055 N-P-N SILICON POWER TRANSISTOR T - 3 3 DECEMBER 1970 - REVISED OCTOBER 1884 Designed for Complementary Use with TIP2955 9 0 W at 2 5 ° C C ase T emperature 15 A Continuous Collector Current Plastic-Case Version of 2N 3055


    OCR Scan
    TIP3055 TIP2955 T0-218AA 7S265 DA 2688 transistor DA 2688 LT 5265 transistor mj 3055 c2688 C-2688 equivalent transistor TIP3055 c2688 L c2688 transistor tRANSISTOR c2688 PDF

    TIP3055 NPN power transistor

    Abstract: TIP3055 NPN IC tl 072 TIP2955 TIP3055 transistor tip3055
    Contextual Info: TIP3055 NPN SILICON POWER TRANSISTOR ● Designed for Complementary Use with the TIP2955 Series ● 90 W at 25°C Case Temperature ● 15 A Continuous Collector Current ● Customer-Specified Selections Available SOT-93 PACKAGE TOP VIEW B 1 C 2 E 3 Pin 2 is in electrical contact with the mounting base.


    Original
    TIP3055 TIP2955 OT-93 S637AB TIS637AB TIP3055 NPN power transistor TIP3055 NPN IC tl 072 TIP3055 transistor tip3055 PDF

    tip2955

    Abstract: TIP3055
    Contextual Info: Inchange Semiconductor Product Specification TIP2955 Silicon PNP Power Transistors DESCRIPTION ・With TO-3PN package ・Complement to type TIP3055 ・90 W at 25°C case temperature ・15 A continuous collector current APPLICATIONS ・Designed for general–purpose


    Original
    TIP2955 TIP3055 -30Vdc tip2955 TIP3055 PDF

    3055F

    Abstract: TIP2955F_TIP3055F TIP2955F TIP3055F
    Contextual Info: Continental Device India Limited An ISO/TS 16949, ISO 9001 and ISO 14001 Certified Company POWER TRANSISTORS TIP2955F PNP TIP3055F NPN TO- 3P Fully Isolated Plastic Package B C E Designed for General Purpose Switching and Amplifier Applications ABSOLUTE MAXIMUM RATINGS


    Original
    TIP2955F TIP3055F C-120 TIP3055FRev020302 3055F TIP2955F_TIP3055F PDF

    tip 420 transistor

    Abstract: transistor tip 182 TIP30S5 TIP295S TIP2955 NPN power transistor transistor tip 420 TIP2955 TIP3055 sit transistor
    Contextual Info: Æ & m o s p e c COMPLEMENTARY SILICON POWER TRANSISTORS PNP TIP2955 NPN TIP3055 .designed for use in general-purpose amplifier and switching applications FEATURES: * Power Dissipation - PD = 90W @ Tc = 25°C * DC Current Gain hFE = 20 - 100 @ lc = 4.0 A


    OCR Scan
    TIP3055 TIP2955 \300us tip 420 transistor transistor tip 182 TIP30S5 TIP295S TIP2955 NPN power transistor transistor tip 420 TIP2955 sit transistor PDF

    Contextual Info: MOTOROLA Order this document by TIP3055/D SEMICONDUCTOR TECHNICAL DATA NPN TIP3055 Com plem entary Silicon Power Transistors PNP TIP2955 . . . designed for general-purpose switching and amplifier applications. • • • DC Current Gain — hpE = 2 0 -7 0 @ Iq = 4.0 Adc


    OCR Scan
    TIP3055/D TIP3055 TIP2955 340D-02 PDF

    transistor TIP3055 SOT-93

    Contextual Info: TIP2955 PNP SILICON POWER TRANSISTOR ● Designed for Complementary Use with the TIP3055 Series ● 90 W at 25°C Case Temperature ● 15 A Continuous Collector Current ● Customer-Specified Selections Available SOT-93 PACKAGE TOP VIEW B 1 C 2 E 3 Pin 2 is in electrical contact with the mounting base.


    Original
    TIP2955 TIP3055 OT-93 TIS637AB transistor TIP3055 SOT-93 PDF

    TIP3055 Collector Peak Current

    Abstract: 1U105 TIP2955 TIP3055 transistor TIP3055 transistor tip2955
    Contextual Info: TIP2955 A _ SILICON POWER TRANSISTOR P-N-P epitaxial-base power transistor in a plastic SOT-93 envelope, fo r use in audio ou tput stages and general am plifier and switching applications. N-P-N complement is TIP3055. Q UICK REFERENCE D A T A Collector-base voltage open em itter


    OCR Scan
    TIP2955 OT-93 TIP3055. OT-93. Pinning55 72B1016 QQ35D1S TIP3055 Collector Peak Current 1U105 TIP2955 TIP3055 transistor TIP3055 transistor tip2955 PDF

    2n3055 IC

    Abstract: of 2n3055 TIP3055 pin out pin out TRANSISTOR tip2955 219 tip3055 2N3055 transistor equivalent TIP3055 2N3055 TIP2955 TIP3055 NPN power transistor
    Contextual Info: ON Semiconductort NPN Complementary Silicon Power Transistors TIP3055 PNP TIP2955 . . . designed for general–purpose switching and amplifier applications. • DC Current Gain — • • 15 AMPERE POWER TRANSISTORS COMPLEMENTARY SILICON 60 VOLTS 90 WATTS


    Original
    TIP3055 TIP2955 r14525 TIP3055/D 2n3055 IC of 2n3055 TIP3055 pin out pin out TRANSISTOR tip2955 219 tip3055 2N3055 transistor equivalent TIP3055 2N3055 TIP2955 TIP3055 NPN power transistor PDF

    TIP2955F

    Abstract: TIP3055F gm100
    Contextual Info: Transys Electronics L I M I T E D POWER TRANSISTORS TIP2955F PNP TIP3055F NPN TO- 3P Fully Isolated Plastic Package B C E Designed for General Purpose Switching and Amplifier Applications ABSOLUTE MAXIMUM RATINGS DESCRIPTION Collector-Emitter Voltage Collector-Emitter Voltage


    Original
    TIP2955F TIP3055F gm100 PDF

    TIP2955

    Abstract: TIP3055 morocco TIP2955 P025A transistor PNP TIP3055
    Contextual Info: TIP2955 TIP3055 COMPLEMENTARY SILICON POWER TRANSISTORS • SGS-THOMSON PREFERRED SALESTYPES DESCRIPTION The TIP3055 is a silicon epitaxial-base planar NPN transistor mountend in TO-218 plastic package and intented for power switching circuits, series and shunt regulators, output


    Original
    TIP2955 TIP3055 TIP3055 O-218 TIP2955. O-218 TIP2955 morocco TIP2955 P025A transistor PNP TIP3055 PDF

    C 1972 transistor

    Abstract: transistor PNP TIP2955 equivalent transistor TIP2955 circuit tip2955 TIP2955 TIP3055
    Contextual Info: TIP2955 PNP SILICON POWER TRANSISTOR ● Designed for Complementary Use with the TIP3055 Series ● 90 W at 25°C Case Temperature ● 15 A Continuous Collector Current ● Customer-Specified Selections Available SOT-93 PACKAGE TOP VIEW B 1 C 2 E 3 Pin 2 is in electrical contact with the mounting base.


    Original
    TIP2955 TIP3055 OT-93 OT-93 C 1972 transistor transistor PNP TIP2955 equivalent transistor TIP2955 circuit tip2955 TIP2955 PDF

    TIP3055F

    Abstract: TIP2955F tip2955f_tip3055frev020302
    Contextual Info: Continental Device India Limited An ISO/TS16949 and ISO 9001 Certified Company POWER TRANSISTORS TIP2955F PNP TIP3055F NPN TO- 3P Fully Isolated Plastic Package B C E Designed for General Purpose Switching and Amplifier Applications ABSOLUTE MAXIMUM RATINGS


    Original
    ISO/TS16949 TIP2955F TIP3055F C-120 TIP3055FRev020302 tip2955f_tip3055frev020302 PDF

    TIP2955T

    Abstract: A4S2 TIP3055T T-23-Z
    Contextual Info: DEVELOPMENT DATA T h is data sheet c o n ta in s advance in fo rm a t io n a nd TIP2955T sp e cific atio n s are su b ject t o cha nge w it h o u t notice. PHILIPS INTERNATIONAL SbE D • 711005b 0043bG4 2 2 5 H P H I N T -2 3 -Z 1 SILICON EPITAXIAL-BASE POWER TRANSISTOR


    OCR Scan
    TIP2955T 711005b 0043b04 T-23-Z TIP3055T T0-220. 711002h T-33-21 TIP2955T A4S2 PDF

    transistor TIP3055

    Contextual Info: TIP3055 _ y v . SILICON POWER TRANSISTOR N-P-N epitaxial-base power transistor in a plastic SOT-93 envelope for use in audio output stages and general amplifier and switching applications. P-N-P complement is TIP2955.


    OCR Scan
    TIP3055 OT-93 TIP2955. 003302b bbS3T31 00350Efl transistor TIP3055 PDF

    TIP3055

    Abstract: TIP2955 TIP3055 220 TIP2955 DATA tip2955 audio JESD97 value of tip3055 TIP-3055 packages to247 TO247 package dissipation
    Contextual Info: TIP2955 TIP3055 Complementary power transistors Features • Low collector-emitter saturation voltage ■ Complementary NPN - PNP transistors Applications ■ General purpose ■ Audio Amplifier 3 2 Description 1 The devices are manufactured in epitaxial-base


    Original
    TIP2955 TIP3055 O-247 TIP2955 TIP3055 TIP3055 220 TIP2955 DATA tip2955 audio JESD97 value of tip3055 TIP-3055 packages to247 TO247 package dissipation PDF

    tip3055

    Abstract: TJP2955 transistor PNP TIP2955
    Contextual Info: r z 7 SCS-THO M SON MeBm iCTMSjeS TIP2955 TIP3055 COMPLEMENTARY SILICON POWER TRANSISTORS . SGS-THOMSON PREFERRED SALESTYPES • COMPLEMENTARY PNP - NPN DEVICES DESCRIPTION The TIP3055 is a silicon epitaxial-base planar NPN transistor mountend in TO-218 plastic


    OCR Scan
    TIP2955 TIP3055 TIP3055 O-218 TIP2955. O-218 TJP2955 transistor PNP TIP2955 PDF

    2N3055 power amplifier circuit

    Abstract: 2N3055 equivalent transistor NUMBER TIP3055 NPN power transistor 2n3055 IC TIP3055-D power transistor tip3055 TIP3055 220 2N3055 curve equivalent transistor TIP3055 2N3055 MEXICO
    Contextual Info: ON Semiconductort NPN Complementary Silicon Power Transistors TIP3055 PNP TIP2955 . . . designed for general–purpose switching and amplifier applications. • DC Current Gain — • • 15 AMPERE POWER TRANSISTORS COMPLEMENTARY SILICON 60 VOLTS 90 WATTS


    Original
    TIP3055 TIP2955 r14525 TIP3055/D 2N3055 power amplifier circuit 2N3055 equivalent transistor NUMBER TIP3055 NPN power transistor 2n3055 IC TIP3055-D power transistor tip3055 TIP3055 220 2N3055 curve equivalent transistor TIP3055 2N3055 MEXICO PDF

    C 1972 transistor

    Abstract: transistor PNP TIP2955 TIP2955 DATA transistor tip2955
    Contextual Info: TIP2955 PNP SILICON POWER TRANSISTOR ● Designed for Complementary Use with the TIP3055 Series ● 90 W at 25°C Case Temperature ● 15 A Continuous Collector Current ● Customer-Specified Selections Available This model is currently available, but not


    Original
    TIP2955 TIP3055 global/pdfs/TSP1203 OT-93 SAS638AB TIS637AB C 1972 transistor transistor PNP TIP2955 TIP2955 DATA transistor tip2955 PDF

    tip3055

    Abstract: TIP2955 morocco TIP3055 TIP3055 AS AN AMPLIFIER tip3055 - st TIP3055 220 TIP2955 DATA TIP2955 NPN power transistor JESD97 TIP3055 TO-220
    Contextual Info: TIP2955 TIP3055 Complementary power transistors Features • Low collector-emitter saturation voltage ■ Complementary NPN - PNP transistors Applications ■ General purpose ■ Audio Amplifier 3 2 Description 1 The devices are manufactured in epitaxial-base


    Original
    TIP2955 TIP3055 O-247 TIP2955 tip3055 morocco TIP3055 TIP3055 AS AN AMPLIFIER tip3055 - st TIP3055 220 TIP2955 DATA TIP2955 NPN power transistor JESD97 TIP3055 TO-220 PDF

    TIP2955T

    Contextual Info: D E V ELO P M EN T DATA TIP2955T T h is data sheet contains advance information and specifications are subject to change w ithout notice. SbE D PHILIPS INTERNATIONAL • 711002b GG43bDM 22S H P H I N T-33-Z 1 SILICON EPITAXIAL-BASE POWER TRANSISTOR P-N-P transistor in a plastic envelope. With its n-p-n complement T IP 3 0 5 5 T they are primarily intended


    OCR Scan
    TIP2955T 711002b GG43bDM T-33-Z 711Dfl2b 343ba7 TIP2955T PDF

    TIP3055 NPN power transistor

    Abstract: equivalent transistor TIP3055 TIP2955 NPN power transistor transistor TIP3055 SOT-93 TIP2955 TIP3055
    Contextual Info: TIP3055 NPN SILICON POWER TRANSISTOR ● Designed for Complementary Use with the TIP2955 Series ● 90 W at 25°C Case Temperature ● 15 A Continuous Collector Current ● Customer-Specified Selections Available SOT-93 PACKAGE TOP VIEW B 1 C 2 E 3 Pin 2 is in electrical contact with the mounting base.


    Original
    TIP3055 TIP2955 OT-93 OT-93 TIP3055 NPN power transistor equivalent transistor TIP3055 TIP2955 NPN power transistor transistor TIP3055 SOT-93 TIP3055 PDF

    transistor 9002

    Abstract: TIP3055F TIP2955 TIP2955F 3055F pin out TRANSISTOR tip2955 TIP295
    Contextual Info: IS/ISO 9002 Lic# QSC/L- 000019.2 Continental Device India Limited An IS/ISO 9002 and IECQ Certified Manufacturer PNP POWER TRANSISTOR TIP2955F TO 3P Plastic Package B C E Complementary TIP3055F General Purpose Switchilng and Amplifier Applications ABSOLUTE MAXIMUM RATINGS Ta=25º C unless specified otherwise


    Original
    TIP2955F TIP3055F C-120 TIP2955 3055FRev180901 transistor 9002 TIP3055F TIP2955F 3055F pin out TRANSISTOR tip2955 TIP295 PDF

    tip3055 equivalent

    Abstract: TIP2955 NPN power transistor equivalent transistor TIP3055 transistor tip3055 SC-65 TIP2955 TIP3055 TIP3055 NPN power transistor
    Contextual Info: NPN TIP3055 PLANAR SILICON TRANSISTOR AUDIO POWER AMPLIFIER DC TO DC CONVERTER SC-65 ! High Current Capability ! High Power Dissipation ! Complementary to TIP2955 ABSOLUTE MAXIMUM RATING Ta=25°C C Characteristic Collector-Base Voltage Collector-Emitter Voltage


    Original
    TIP3055 SC-65 TIP2955 tip3055 equivalent TIP2955 NPN power transistor equivalent transistor TIP3055 transistor tip3055 SC-65 TIP2955 TIP3055 TIP3055 NPN power transistor PDF