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Details, datasheet, quote on part number:2C4957
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| Part: | 2C4957 |
| Category: | Discrete => Transistors => Bipolar => Audio Amplifier Application => PNP |
| Description: | Chip Type 2c4957 Geometry 0006 Polarity PNP |
| Company: | Semicoa Semiconductors |
| Datasheet: | Download 2C4957 datasheet File size : 31 kB |
| Request For quote: | Find where to buy 2C4957
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Datasheet text preview:
Data Sheet No. 2C4957
Chip Type 2C4957 Geometry 0006 Polarity PNP
Generic Packaged Parts: 2N4957, 2N4958, 2N4959
Chip type 2C4957 by Semicoa Semiconductors provides performance similar to these devices.
Part Numbers:
Product Summary: APPLICATIONS: Designed for high-gain, low-noise class A amplifiers, oscillators and mixers. Features:
Special Characteristics ft = 1.6 GHz (typ) at 2.0 mA/10V Radiation graphs available
2N4957, 2N4957UB, 2N4958, 2N4958UB, 2N4959, 2N4959UB, SD4957, SD4957F, SQ4957, SQ4957F
Mechanical Specifications
Metallization Bonding Pad Size Die Thickness Chip Area Top Surface Top Backside Emitter Base Al - 12 kÅ min. Au - 6.5 kÅ nom. 2.3 mils x 2.3 mils 2.3 mils x 2.3 mils 8 mils nominal 16 mils x 16 mils Silox Passivated
Electrical Characteristics
TA = 25 C
Parameter
BVCEO BVCBO BVEBO ICBO
o
Test conditions
IC = 1.0 mA IC = 100 µA IE = 100 µA VCB = 10 V dc
Min
30 30 3.0 ---
Max
------0.1
Unit
V dc V dc V dc µA
hFE VCE = 10 V, IC = 2.0 mA 20 150 --Due to limitations of probe testing, only dc parameters are tested. This must be done with pulse width less than 300 µs, duty cycle less than 2%.
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