---------------------TRANSISTOR_MARKINGS---------------------- RATINGS FOR THE 2N3904 NPN AND 2N3906 PNP TRANSISTORS 2N3P04 2N3906 Variable silicon silicon Material NPN PNP Polarity 625 mW 350mW Power dissiptionī 300 MHz 250 MHz Gain-bandwidth 60V 40V 40V 40V 200 mA 200 mA 100„300 60 T0-92 T0-92 pkg transistor marking three standard schemes are: (JEDEC) Joint Electron Device Engineering Council digit, letter, serial number, [suffix] ^ ^ ^ | | |__ serial 100->9999 time of intro | |_________always 'N' |__________________Lead# - 1, trans =2 , 4,5 =optocouplers (optional) suffix indicates gain (hfe) A = low gain B = medium gain C = high gain No suffix = ungrouped (any gain). Examples- 2N3819, 2N2221A, 2N904. (JIS). Japanese Industrial Standard digit, two letters, serial number, [suffix] ^ ^ ^ | | |__serial # 10-9999. | |_______________applicatin area and flavour |______________________Lead# - 1,trans = 2 applicatin area and flavour of the device SA: PNP HF transistor SB: PNP AF transistor SC: NPN HF transistor SD: NPN AF transistor SE: Diodes SF: Thyristors SG: Gunn devices SH: UJT SJ: P-channelFET/MOSFET SK: N-channel FET/MOSFET SM: Triac SQ: LED SR: Rectifier SS: Signal diodes ST: Avalanche diodes SV: Varicaps SZ: Zener diodes (optional) suffix ndicates type is approved for use various Japanese organisations. transistors always begins with 2S, sometimes 2SC733 would be marked C 733. Pro-electron. two letters, [letter], serial number, [suffix] ^ ^ ^ | | |__serial # 100-9999 | |___________application |_________________________material material: A = Ge B = Si C = GaAs R = compound materials. device application: A: Diode RF B: Variac C: transistor, AF, small signal D: transistor, AF, power E: Tunnel diode F: transistor, HF, small signal K: Hall effect device L: Transistor, HF, power N: Optocoupler P: Radiation sensitive device Q: Radiation producing device R: Thyristor, Low power T: Thyristor, Power U: Transistor, power, switching Y: Rectifier Z: Zener, or voltage regulator diode third letter indicates industrial or professional rather than commercial applications. usually a W,X,Y or Z. suffix indicates the gain grouping, as for JEDEC. Examples- BC108A, BAW68, BF239, BFY51. specific prefixes manufacturers often introduce their own Common brand MJ: Motorolla power, metal case MJE: Motorolla power, plastic case MPS: Motorolla low power, plastic case MRF: Motorolla HF, VHF and microwave transistor RCA: RCA RCS: RCS TIP: Texas Instruments power transistor (platic case) TIPL: TI planar power transistor TIS: TI small signal transistor (plastic case) ZT: Ferranti ZTX: Ferranti Examples- ZTX302, TIP31A, MJE3055, TIS43. ======================COMPONENTS_MARKINGS_PINOUTS========================= __-----__ / ()B \ / \ | | |()E C()| \ / _\ / \/\__ __/ ----- ________ ___/ \___ __/ __-----__ \__ / / \ \ / _ / ()B \ C _ \ | / \ | | / \ | | \_/ | ()E | \_/ | \_ \ / _/ \___ \__ __/ __/ \__ ----- __/ \_______/ __-----__ / \ | () B \ | | | () C | | / | () E / \__ __/ ----- __-----__ / \ | () C \ | | | () B | | / | () E / \__ __/ ----- RATINGS FOR THE 2N3904 NPN AND 2N3906 PNP TRANSISTORS 2N3P04 2N3906 Variable silicon silicon Material NPN PNP Polarity 625 mW 350mW Power dissiptionī 300 MHz 250 MHz Gain-bandwidth 60V 40V 40V 40V 200 mA 200 mA 100„300 60 T0-92 T0-92 pkg transistor marking three standard schemes are: (JEDEC) Joint Electron Device Engineering Council digit, letter, serial number, [suffix] ^ ^ ^ | | |__ serial 100->9999 time of intro | |_________always 'N' |__________________Lead# - 1, trans =2 , 4,5 =optocouplers (optional) suffix indicates gain (hfe) A = low gain B = medium gain C = high gain No suffix = ungrouped (any gain). Examples- 2N3819, 2N2221A, 2N904. (JIS). Japanese Industrial Standard digit, two letters, serial number, [suffix] ^ ^ ^ | | |__serial # 10-9999. | |_______________applicatin area and flavour |______________________Lead# - 1,trans = 2 applicatin area and flavour of the device SA: PNP HF transistor SB: PNP AF transistor SC: NPN HF transistor SD: NPN AF transistor SE: Diodes SF: Thyristors SG: Gunn devices SH: UJT SJ: P-channelFET/MOSFET SK: N-channel FET/MOSFET SM: Triac SQ: LED SR: Rectifier SS: Signal diodes ST: Avalanche diodes SV: Varicaps SZ: Zener diodes (optional) suffix ndicates type is approved for use various Japanese organisations. transistors always begins with 2S, sometimes 2SC733 would be marked C 733. Pro-electron. two letters, [letter], serial number, [suffix] ^ ^ ^ | | |__serial # 100-9999 | |___________application |_________________________material material: A = Ge B = Si C = GaAs R = compound materials. device application: A: Diode RF B: Variac C: transistor, AF, small signal D: transistor, AF, power E: Tunnel diode F: transistor, HF, small signal K: Hall effect device L: Transistor, HF, power N: Optocoupler P: Radiation sensitive device Q: Radiation producing device R: Thyristor, Low power T: Thyristor, Power U: Transistor, power, switching Y: Rectifier Z: Zener, or voltage regulator diode third letter indicates industrial or professional rather than commercial applications. usually a W,X,Y or Z. suffix indicates the gain grouping, as for JEDEC. Examples- BC108A, BAW68, BF239, BFY51. specific prefixes manufacturers often introduce their own Common brand MJ: Motorolla power, metal case MJE: Motorolla power, plastic case MPS: Motorolla low power, plastic case MRF: Motorolla HF, VHF and microwave transistor RCA: RCA RCS: RCS TIP: Texas Instruments power transistor (platic case) TIPL: TI planar power transistor TIS: TI small signal transistor (plastic case) ZT: Ferranti ZTX: Ferranti Examples- ZTX302, TIP31A, MJE3055, TIS43.