SQ4957F
SQ4957F is Chip Type 2C4957 Geometry 0006 Polarity PNP manufactured by Semicoa Semiconductor.
Features
:
Special Characteristics ft = 1.6 GHz (typ) at 2.0 m A/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 = 25o C
Parameter
BVCEO BVCBO BVEBO ICBO
Test conditions
IC = 1.0 m A 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 h FE VCE = 10 V, IC = 2.0 m A 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...
