2N4403 Datasheet, PDF (4/8 Pages) Fairchild Semiconductor – PNP General Purpose Amplifier

Philips Semiconductors
PNP switching transistor
300
handbook, full pagewidth
hFE
200
Product specification
2N4403
MGD812
VCE = −1 V
100
0
−10^−1
−1
−10
−10²
−10³
IC mA
Fig.2 DC current gain; typical values.
handbook, full pagewidth
VBB
VCC
(probe)
oscilloscope
450 Ω
Vi
RB
R2
R1
RC
Vo
(probe)
oscilloscope
450 Ω
DUT
MGD624
V_i = −9.5 V; T = 500 µs; t_p = 10 µs; t_r = t_f ≤ 3 ns.
R1 = 68 Ω; R2 = 325 Ω; R_B = 325 Ω; R_C = 160 Ω.
V_BB = 3.5 V; V_CC = −29.5 V.
Oscilloscope: input impedance Z_i = 50 Ω.
Fig.3 Test circuit for switching times.
1999 Apr 23
4