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

    2N2906A Search Results

    SF Impression Pixel

    2N2906A Price and Stock

    Microchip Technology Inc 2N2906A

    TRANS PNP 60V 0.6A TO18
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey 2N2906A Bulk 100
    • 1 -
    • 10 -
    • 100 $9.6875
    • 1000 $9.6875
    • 10000 $9.6875
    Buy Now
    Avnet Americas 2N2906A Bulk 22 Weeks 218
    • 1 $4.05
    • 10 $4.05
    • 100 $3.76
    • 1000 $3.61
    • 10000 $3.61
    Buy Now
    Newark 2N2906A Bulk 218
    • 1 -
    • 10 -
    • 100 $3.76
    • 1000 $3.61
    • 10000 $3.61
    Buy Now
    Microchip Technology Inc 2N2906A 1
    • 1 $4.05
    • 10 $4.05
    • 100 $4.05
    • 1000 $4.05
    • 10000 $4.05
    Buy Now
    Onlinecomponents.com 2N2906A
    • 1 -
    • 10 -
    • 100 $5.73
    • 1000 $3.95
    • 10000 $3.95
    Buy Now
    NAC 2N2906A 86
    • 1 $4.25
    • 10 $4.25
    • 100 $3.85
    • 1000 $3.52
    • 10000 $3.52
    Buy Now
    Master Electronics 2N2906A
    • 1 -
    • 10 -
    • 100 $5.73
    • 1000 $3.95
    • 10000 $3.95
    Buy Now

    onsemi 2N2906A

    TRANS PNP 40V 0.6A TO18
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey 2N2906A Bulk 500
    • 1 -
    • 10 -
    • 100 -
    • 1000 $0.31406
    • 10000 $0.31406
    Buy Now

    Microchip Technology Inc JAN2N2906A

    TRANS PNP 60V 0.6A TO18
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey JAN2N2906A Bulk 193
    • 1 -
    • 10 -
    • 100 -
    • 1000 $3.51
    • 10000 $3.51
    Buy Now
    Newark JAN2N2906A Bulk 193
    • 1 -
    • 10 -
    • 100 $3.51
    • 1000 $3.38
    • 10000 $3.38
    Buy Now
    Microchip Technology Inc JAN2N2906A
    • 1 $3.78
    • 10 $3.78
    • 100 $3.78
    • 1000 $3.78
    • 10000 $3.78
    Buy Now
    NAC JAN2N2906A 92
    • 1 $3.97
    • 10 $3.97
    • 100 $3.6
    • 1000 $3.29
    • 10000 $3.29
    Buy Now
    Master Electronics JAN2N2906A
    • 1 -
    • 10 -
    • 100 $4.03
    • 1000 $3.7
    • 10000 $3.7
    Buy Now

    Microchip Technology Inc JANHCB2N2906A

    TRANS PNP 60V 0.6A TO18
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey JANHCB2N2906A Reel 100
    • 1 -
    • 10 -
    • 100 $16.77
    • 1000 $16.77
    • 10000 $16.77
    Buy Now
    Newark JANHCB2N2906A Bulk 100
    • 1 -
    • 10 -
    • 100 $16.77
    • 1000 $16.13
    • 10000 $16.13
    Buy Now
    Microchip Technology Inc JANHCB2N2906A
    • 1 $18.06
    • 10 $18.06
    • 100 $18.06
    • 1000 $18.06
    • 10000 $18.06
    Buy Now
    NAC JANHCB2N2906A 19
    • 1 $18.43
    • 10 $18.43
    • 100 $16.97
    • 1000 $15.73
    • 10000 $15.73
    Buy Now
    Master Electronics JANHCB2N2906A
    • 1 -
    • 10 -
    • 100 $16.01
    • 1000 $16.01
    • 10000 $16.01
    Buy Now

    Microchip Technology Inc JANSD2N2906AL

    RH SMALL-SIGNAL BJT
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey JANSD2N2906AL Bulk 50
    • 1 -
    • 10 -
    • 100 $99.96
    • 1000 $99.96
    • 10000 $99.96
    Buy Now
    Newark JANSD2N2906AL Bulk 50
    • 1 $99.96
    • 10 $99.96
    • 100 $92.82
    • 1000 $89.25
    • 10000 $89.25
    Buy Now
    NAC JANSD2N2906AL 3
    • 1 $102
    • 10 $102
    • 100 $93.95
    • 1000 $87.07
    • 10000 $87.07
    Buy Now
    Master Electronics JANSD2N2906AL
    • 1 -
    • 10 -
    • 100 $87.47
    • 1000 $87.47
    • 10000 $87.47
    Buy Now

    2N2906A Datasheets (111)

    Part ECAD Model Manufacturer Description Curated Datasheet Type PDF
    2N2906A Boca Semiconductor PNP SILICON PLANAR SWITCHING TRANSISTORS - Pol=PNP / Pkg=TO18 / Vceo=60 / Ic=0.6 / Hfe=40-120 / fT(Hz)=200M / Pwr(W)=0.4 Original PDF
    2N2906A Microsemi PNP Small Signal Silicon Transistor Original PDF
    2N2906A Microsemi Transistors (BJT) - Single, Discrete Semiconductor Products, TRANS PNP 60V 600MA TO-18 Original PDF
    2N2906A On Semiconductor Bipolar Transistor, General Purpose Transistors PNP Silicon Annular Hermetic Transistors - Pol=PNP / Pkg=TO18 / Vceo=60 / Ic=0.6 / Hfe=40-120 / fT(Hz)=200M / Pwr(W)=0.4 Original PDF
    2N2906A Philips Semiconductors PNP switching transistors - Pol=PNP / Pkg=TO18 / Vceo=60 / Ic=0.6 / Hfe=40-120 / fT(Hz)=200M / Pwr(W)=0.4 Original PDF
    2N2906A Semelab Bipolar PNP Device in a Hermetically Sealed TO18 Metal Package - Pol=PNP / Pkg=TO18 / Vceo=60 / Ic=0.6 / Hfe=40-120 / fT(Hz)=200M / Pwr(W)=0.4 Original PDF
    2N2906A Semico Chip Type 2C2904A Geometry 0600 Polarity PNP - Pol=PNP / Pkg=TO18 / Vceo=60 / Ic=0.6 / Hfe=40-120 / fT(Hz)=200M / Pwr(W)=0.4 Original PDF
    2N2906A Central Semiconductor PNP METAL CAN Transistors Scan PDF
    2N2906A Central Semiconductor BJT, PNP, Silicon Epitaxial Transistor, IC 0.6A - Pol=PNP / Pkg=TO18 / Vceo=60 / Ic=0.6 / Hfe=40-120 / fT(Hz)=200M / Pwr(W)=0.4 Scan PDF
    2N2906A Continental Device India Semiconductor Device Data Book 1996 Scan PDF
    2N2906A Continental Device India Silicon Planar Switching Transistor Scan PDF
    2N2906A Crimson Semiconductor Transistor Selection Guide Scan PDF
    2N2906A Dionics PNP Si High Current Transistor Scan PDF
    2N2906A Fairchild Semiconductor PNP small signal general purpose amplifier & switch . - Pol=PNP / Pkg=TO18 / Vceo=60 / Ic=0.6 / Hfe=40-120 / fT(Hz)=200M / Pwr(W)=0.4 Scan PDF
    2N2906A Fairchild Semiconductor Misc. Data Book Scans 1975/76 Scan PDF
    2N2906A Ferranti Semiconductors Metal Can Transistors (Short Form) Scan PDF
    2N2906A Ferranti Semiconductors Shortform Data Book 1971 Short Form PDF
    2N2906A Ferranti Semiconductors Quick Reference Guide 1985 Scan PDF
    2N2906A General Diode Transistor Selection Guide Scan PDF
    2N2906A Infineon Technologies TRANS GP BJT PNP 60V 0.6A 2TO-18 Scan PDF

    2N2906A Datasheets Context Search

    Catalog Datasheet MFG & Type PDF Document Tags

    2N2907A

    Abstract: 2N2906AUBC 2N2907AUB 2N2906A 2N2907A JANTX 2N2907AUBC 10VDC 2N2906AL 2N2906AUA 2N2906AUB
    Text: TECHNICAL DATA SHEET 6 Lake Street, Lawrence, MA 01841 1-800-446-1158 / 978 620-2600 / Fax: (978) 689-0803 Website: http: //www.microsemi.com PNP SMALL SIGNAL SILICON TRANSISTOR Qualified per MIL-PRF-19500/291 DEVICES LEVELS 2N2906A 2N2906AL 2N2906AUA 2N2906AUB


    Original
    PDF MIL-PRF-19500/291 2N2906A 2N2906AL 2N2906AUA 2N2906AUB 2N2906AUBC 2N2907A 2N2907AL 2N2907AUA 2N2907AUB 2N2907A 2N2906AUBC 2N2907AUB 2N2906A 2N2907A JANTX 2N2907AUBC 10VDC 2N2906AL 2N2906AUA 2N2906AUB

    2N2906AUB JANTXV

    Abstract: 2N2906AUB 2N2906AUBJ 2N2906AUBJS
    Text: 2N2906AUB Silicon PNP Transistor Data Sheet Description Applications Semicoa Semiconductors offers: • General purpose • Low power • PNP silicon transistor • Screening and processing per MIL-PRF-19500 Appendix E • JAN level 2N2906AUBJ • JANTX level (2N2906AUBJX)


    Original
    PDF 2N2906AUB MIL-PRF-19500 2N2906AUBJ) 2N2906AUBJX) 2N2906AUBJV) 2N2906AUBJS) MIL-STD-750 MIL-PRF-19500/291 2N2906AUB JANTXV 2N2906AUB 2N2906AUBJ 2N2906AUBJS

    Untitled

    Abstract: No abstract text available
    Text: 2N2906A Silicon PNP Transistor Data Sheet Description Applications Semicoa Semiconductors offers: • General purpose • Low power • PNP silicon transistor • Screening and processing per MIL-PRF-19500 Appendix E • JAN level 2N2906AJ • JANTX level (2N2906AJX)


    Original
    PDF 2N2906A MIL-PRF-19500 2N2906AJ) 2N2906AJX) 2N2906AJV) 2N2906AJS) MIL-STD-750 MIL-PRF-19500/291

    2N2906AUB JANTX

    Abstract: No abstract text available
    Text: 2N2906AUB Silicon PNP Transistor Data Sheet Description Applications SEMICOA Corporation offers: • General purpose • Low power • PNP silicon transistor • Screening and processing per MIL-PRF-19500 Appendix E • JAN level 2N2906AUBJ • JANTX level (2N2906AUBJX)


    Original
    PDF 2N2906AUB MIL-PRF-19500 2N2906AUBJ) 2N2906AUBJX) 2N2906AUBJV) 2N2906AUBJS) 2N2906AUBJSR) 2N2906AUBJSF) MIL-STD-750 MIL-PRF-19500/291 2N2906AUB JANTX

    2N2906ACSM

    Abstract: No abstract text available
    Text: 2N2906ACSM Dimensions in mm inches . 2.54 ± 0.13 (0.10 ± 0.005) 0.51 ± 0.10 (0.02 ± 0.004) Bipolar PNP Device in a Hermetically sealed LCC1 Ceramic Surface Mount Package for High Reliability Applications 0.31 rad. (0.012) 2 0.76 ± 0.15 (0.03 ± 0.006)


    Original
    PDF 2N2906ACSM 2-Aug-02 2N2906ACSM

    Untitled

    Abstract: No abstract text available
    Text: SILICON PLANAR EPITAXIAL PNP TRANSISTOR 2N2906A • Low Power • Hermetic TO-18 Metal package. • Ideally suited for High Speed Switching and General Purpose Applications • Screening Options Available ABSOLUTE MAXIMUM RATINGS TA = 25°C unless otherwise stated


    Original
    PDF 2N2906A -600mA 400mW O-206AA)

    transistor 2N2906

    Abstract: 2N2906A 2N2906AJ 2N2906AJS 2N2906AJV 2N2906AJX Semicoa Semiconductors
    Text: 2N2906A Silicon PNP Transistor Data Sheet Description Applications Semicoa Semiconductors offers: • General purpose • Low power • PNP silicon transistor • Screening and processing per MIL-PRF-19500 Appendix E • JAN level 2N2906AJ • JANTX level (2N2906AJX)


    Original
    PDF 2N2906A MIL-PRF-19500 2N2906AJ) 2N2906AJX) 2N2906AJV) 2N2906AJS) MIL-STD-750 MIL-PRF-19500/291 transistor 2N2906 2N2906A 2N2906AJ 2N2906AJS 2N2906AJV 2N2906AJX Semicoa Semiconductors

    2N2906ACSM

    Abstract: LE17
    Text: SILICON PLANAR EPITAXIAL PNP TRANSISTOR 2N2906ACSM • Low Power • Hermetic Ceramic Surface Mount Package. • Ideally suited for High Speed Switching and General Purpose Applications • Screening Options Available ABSOLUTE MAXIMUM RATINGS TA = 25°C unless otherwise stated


    Original
    PDF 2N2906ACSM -600mA 400mW 2N2906ACSM LE17

    2N2907

    Abstract: 2n2907a 2n2906 2N2906A 2N2907A PNP Transistor 2n2907 TRANSISTOR PNP transistor 2N2907
    Text: 2N2906 2N2907 2N2906A 2N2907A PNP SILICON TRANSISTOR w w w. c e n t r a l s e m i . c o m DESCRIPTION: The CENTRAL SEMICONDUCTOR 2N2906, 2N2907 series types are silicon PNP epitaxial planar transistors designed for small signal, general purpose switching applications.


    Original
    PDF 2N2906 2N2907 2N2906A 2N2907A 2N2906, 2N2907 2N2907A 2N2907A PNP Transistor 2n2907 TRANSISTOR PNP transistor 2N2907

    *2N2920* LCC

    Abstract: 2N2920* LCC 2N2222AUB 2N2907AUB 2N2906AUB
    Text: SURFACE MOUNT CATALOGUE SURFACE MOUNT DEVICES CERAMIC LCC MIL-PRF-19500 QUALIFIED DEVICES SMALL SIGNAL - NPN * SMALL SIGNAL - PNP * 2N2221AUA 2N2222AUA 2N2221AUB 2N2222AUB 2N3700UB 2N2906AUB 2N2907AUB DUAL PACK TRANSISTORS* 2N2060U 2N4854U 2N5793U 2N5794U


    Original
    PDF MIL-PRF-19500 2N2221AUA 2N2222AUA 2N2221AUB 2N2222AUB 2N3700UB 2N2906AUB 2N2907AUB 2N2060U 2N4854U *2N2920* LCC 2N2920* LCC 2N2907AUB

    2N2906ADCSM

    Abstract: No abstract text available
    Text: 2N2906ADCSM Dimensions in mm inches . 1 4 A 6 5 6.22 ± 0.13 (0.245 ± 0.005) 0.23 rad. (0.009) A = 1.27 ± 0.13 (0.05 ± 0.005) LCC2 (MO-041BB) Pinouts Pin 1 – Collector 1 Pin 2 – Base 1 Pin 3 – Base 2 Parameter 4.32 ± 0.13 (0.170 ± 0.005) 3 2 1.40 ± 0.15


    Original
    PDF 2N2906ADCSM MO-041BB) 2-Aug-02 2N2906ADCSM

    2N2907A

    Abstract: CDIL 2n2907a 2N2906A
    Text: Continental Device India Limited An ISO/TS 16949, ISO 9001 and ISO 14001 Certified Company PNP SILICON PLANAR SWITCHING TRANSISTORS 2N2906A 2N2907A TO-18 Switching And Linear Application DC to VHF Amplifier Applications ABSOLUTE MAXIMUM RATINGS DESCRIPTION


    Original
    PDF 2N2906A 2N2907A 2N2906A, 25deg C-120 2N2907A CDIL 2n2907a 2N2906A

    Untitled

    Abstract: No abstract text available
    Text: 2N2906A Silicon PNP Transistor Data Sheet Description Applications SEMICOA Corporation offers: • General purpose • Low power • PNP silicon transistor • Screening and processing per MIL-PRF-19500 Appendix E • JAN level 2N2906AJ • JANTX level (2N2906AJX)


    Original
    PDF 2N2906A MIL-PRF-19500 2N2906AJ) 2N2906AJX) 2N2906AJV) 2N2906AJS) 2N2906AJSR) 2N2906AJSF) MIL-STD-750 MIL-PRF-19500/291

    2N2906A

    Abstract: LE17
    Text: SILICON PLANAR EPITAXIAL PNP TRANSISTOR 2N2906A • Low Power • Hermetic TO-18 Metal package. • Ideally suited for High Speed Switching and General Purpose Applications • Screening Options Available ABSOLUTE MAXIMUM RATINGS TA = 25°C unless otherwise stated


    Original
    PDF 2N2906A -600mA 400mW O-206AA) 2N2906A LE17

    JANS2N2907AUB

    Abstract: 2N2907AUB
    Text: TECHNICAL DATA 2N2906A, L JAN, JTX, JTXV, JANS 2N2906AUA JAN, JTX, JTXV, JANS 2N2906AUB JAN, JTX, JTXV, JANS 2N2907A, L JAN, JTX, JTXV, JANS 2N2907AUA JAN, JTX, JTXV, JANS 2N2907AUB JAN, JTX, JTXV, JANS MIL-PRF QML DEVICES Processed per MIL-PRF-19500/291 PNP SILICON SMALL-SIGNAL TRANSISTORS


    Original
    PDF 2N2906A, 2N2906AUA 2N2906AUB 2N2907A, 2N2907AUA 2N2907AUB MIL-PRF-19500/291 O-206AA) 2N2906AUA, 2N2907AUA JANS2N2907AUB

    BCY72 MOTOROLA

    Abstract: 2N4405 N4026 BC178 BC179 transistor 2N4033 2N2906 2N2906A N3963 2N3799
    Text: METAL SMALL-SIGNAL TRANSISTORS continued General-Purpose Amplifiers (continued) Package v (BR)CEO Volts Min fT MHz Min 2 N 3963 2N4026 2N4029 2N3799 2N2906A# 2N2907Af 2N3964 BC177 80 80 80 60 60 60 45 45 BCY79 @ i •c lc mA mA Max Min 40 100 150 30 200


    OCR Scan
    PDF N3963 N4026 2N4029 2N3799 2N2906A# 2N2907Af 2N3964 BC177 BCY79 BCY71 BCY72 MOTOROLA 2N4405 BC178 BC179 transistor 2N4033 2N2906 2N2906A

    tn-59

    Abstract: 2222 NPN N 2222 2N2221 2N2221A 2N2222A 2N2369 2N2906 2N2906A 2N2907
    Text: A/Ietal-Encased SPRAGUE Silicon SEPT T ran sistors HIGH-SPEED, MEDIUM CURRENT Type No. 2N2221 2N2221A 2N2222 2N2222A 2N2369 2N2906 2N2906A 2N2907 2N2907A 2N3115 2N3116 2N3135 2N3136 TN-54 TN-60 TN-62 TN-64 TQ-60 TQ-62 TQ-64 2N1469 2 N1469A 2N2218 2N2218A


    OCR Scan
    PDF 150mA i00mA 2N2221 2N2221A 2N2222A 2N2369 2N2906 2N2958 2N2959 2N3133 tn-59 2222 NPN N 2222 2N2906A 2N2907

    Untitled

    Abstract: No abstract text available
    Text: M aximum R atings Type No. E lectrical C haracteristics Ta=25"C, Unless O ttw w iM SpacHted hFE e Min Max 15 20 0.36 0.005 15 35 0.36 0.025 10 20 30 'ceo (V) Min CEO PD (V) Min (W) 0Tc=25°c 2N869 25 18 0.36 0.01 2N995 20 15 2N2696 25 25 2N2894 2N2906 2N2906A


    OCR Scan
    PDF 2N869 2N995 2N2696 BCY79-9 BCY79-10 BFX37 CF103

    2N3055E specification

    Abstract: 2N3350 2N3904D 2N3904DCSM 2n2894 2N3680 2N2222ADCSM 2N3347 2N2993 T05 Package
    Text: BS/CECC Type No. Polarity 2N 2906\ CV-0 PNP 2N2906A; PNP 1CV' ° 2N2907 1 f f j CV-0 PNP CV-0 PNP 2N2907A 2N2913y 1 50002-186 NPN Dual '2N3054 >2N3055 / ^2N3055E r rX2N3209 1 ^¿2N3209L / • ° 50004-042 50003-020 50004-XXX 50004-XXX 2N3347 2N3348 2N3349


    OCR Scan
    PDF ai331 2N2906\ 2N2906A* 2N2907 2N2907A 2N2913y 2N2914\ 2N2915 2N2916 2N2917 2N3055E specification 2N3350 2N3904D 2N3904DCSM 2n2894 2N3680 2N2222ADCSM 2N3347 2N2993 T05 Package

    Untitled

    Abstract: No abstract text available
    Text: 2N 2906 PN 2906 M • 2N2906APN2906A PNP SILICON GENERAL PURPOSE AMPLIFIERS AND SWITCHES 1 CASE TO-18 THE 2TT2906, 2N2906A, PN2906, PN2906A ARE PNP SILICON PLANAR EPITAXIAL TRANSISTORS FOR GENERAL PURPOSE AMPLIFIERS AND MEDIUM SFEET SWITCHING APPLICATIONS. THEY ARE


    OCR Scan
    PDF 2N2906A PN2906A 2TT2906, 2N2906A, PN2906, PN2906A 2N2221, 2N2221A, PN2221 PN2221A

    2N4033

    Abstract: 2N2905 2N3702
    Text: Medium Power Amplifiers and Switches MAXIMUM RATINGS POLA­ RITY CASE 2N2838 2N2868 2N2897 2N2904 2N2905 P N N P P 2N2905A 2N2906 2N2906A 2N2907 2N2907A TYPE NO. H FE Vc, COMPLE­ C* h min max MENTARY MHz (MHz) TYPE max (mA) VcE (V) (V) (A) 225 120 200 120


    OCR Scan
    PDF 2N2838 2N2868 2N2897 2N2904 2N2905 2N2905A 2N2906 2N2906A 2N2907 2N2907A 2N4033 2N3702

    bf0262a

    Abstract: BF0262 OM335 1N5821ID OM336 OM2061 OM926 BUK645 OM2060 BLY94
    Text: Alphanumeric Type Index Typo Page Type Page Type Page Page Type 1N821 1N821A 1N823 1N823A 1N825 11 11 11 11 11 1N5227B 1N5228B 1N5229B 1N5230B 1N5231B 13 13 13 13 13 2N2905A 2N2906 2N2906A 2N2907 2N2907A 17 17 17 17 17 2N6599 2N6600 2N6601 2N7000 2N7002 1N825A


    OCR Scan
    PDF 1N821 1N821A 1N823 1N823A 1N825 1N825A 1N827 1N827A 1N829 1N829A bf0262a BF0262 OM335 1N5821ID OM336 OM2061 OM926 BUK645 OM2060 BLY94

    TO-18 amps pnp transistor

    Abstract: BC107 BC108
    Text: NEW ENGLAND SEMICONDUCTOR SMALL SIGNAL PNP TRANSISTOR TO-18 PACKAGE DEVICE TYPE V ceo sus VOLTS (max) AMPS TO-18 T0206AA 2N2906 2N2906AA 2N2907 2N2907AA 2N3250AA 2N3251AA 2N3496 2N3497 2N3798 2N3799 2N3962 2N3963 2N3964 2N3965 2N4026 2N4027 2N4028 2N4029


    OCR Scan
    PDF T0206AA 2N2906 2N2906AA 2N2907 2N2907AA 2N3250AA 2N3251AA 2N3496 2N3497 2N3798 TO-18 amps pnp transistor BC107 BC108

    Untitled

    Abstract: No abstract text available
    Text: 3Q E D 7 T 5 T 2 3 7 0 0 3 1 1 4 5 7 S C S -T H O M S O N *>7# [*^ 6&I(OT(q * S 1 • ~ T ' 2 T ? - / S 2N2904A-2N2905A 2N2906A-2N2907A T I T S-THOMSON GENERAL PURPOSE AMPLIFIERS AND SWITCHES DESCRIPTIO N The 2N2904A, 2N29Q5A, 2N2906A and 2N2907A are silicon planar epitaxial PNP transistors in Jedec


    OCR Scan
    PDF 2N2904A-2N2905A 2N2906A-2N2907A 2N2904A, 2N29Q5A, 2N2906A 2N2907A 2N2904A 2N2905A) 2N2907A)