MMBT3906TT1
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2
ELECTRICAL CHARACTERISTICS (TA = 25°C unless otherwise noted)
Characteristic Symbol Min Max Unit
OFF CHARACTERISTICS
Collector−Emitter Breakdown Voltage (Note 3)
(IC = −1.0 mAdc, IB = 0) V(BR)CEO −40 −Vdc
Collector−Base Breakdown Voltage
(IC = −10 mAdc, IE = 0) V(BR)CBO −40 −Vdc
Emitter−Base Breakdown Voltage
(IE = −10 mAdc, IC = 0) V(BR)EBO −5.0 −Vdc
Base Cutoff Current
(VCE = −30 Vdc, VEB = −3.0 Vdc) IBL −−50 nAdc
Collector Cutoff Current
(VCE = −30 Vdc, VEB = −3.0 Vdc) ICEX −−50 nAdc
ON CHARACTERISTICS (Note 3)
DC Current Gain
(IC = −0.1 mAdc, VCE = −1.0 Vdc)
(IC = −1.0 mAdc, VCE = −1.0 Vdc)
(IC = −10 mAdc, VCE = −1.0 Vdc)
(IC = −50 mAdc, VCE = −1.0 Vdc)
(IC = −100 mAdc, VCE = −1.0 Vdc)
hFE 60
80
100
60
30
−
−
300
−
−
−
Collector−Emitter Saturation Voltage
(IC = −10 mAdc, IB = −1.0 mAdc)
(IC = −50 mAdc, IB = −5.0 mAdc)
VCE(sat) −
−−0.25
−0.4
Vdc
Base−Emitter Saturation Voltage
(IC = −10 mAdc, IB = −1.0 mAdc)
(IC = −50 mAdc, IB = −5.0 mAdc)
VBE(sat) −0.65
−−0.85
−0.95
Vdc
SMALL−SIGNAL CHARACTERISTICS
Current−Gain − Bandwidth Product
(IC = −10 mAdc, VCE = −20 Vdc, f = 100 MHz) fT250 − MHz
Output Capacitance
(VCB = −5.0 Vdc, IE = 0, f = 1.0 MHz) Cobo − 4.5 pF
Input Capacitance1
(VEB = −0.5 Vdc, IC = 0, f = 1.0 MHz) Cibo − 10.0 pF
Input Impedance
(VCE = −10 Vdc, IC = −1.0 mAdc, f = 1.0 kHz) hie 2.0 12 k W
Voltage Feedback Ratio
(VCE = −10 Vdc, IC = −1.0 mAdc, f = 1.0 kHz) hre 0.1 10 X 10−4
Small−Signal Current Gain
(VCE = −10 Vdc, IC = −1.0 mAdc, f = 1.0 kHz) hfe 100 400 −
Output Admittance
(VCE = −10 Vdc, IC = −1.0 mAdc, f = 1.0 kHz) hoe 3.0 60 mmhos
Noise Figure
(VCE = −5.0 Vdc, IC = −100 mAdc, RS = 1.0 k W, f = 1.0 kHz) NF − 4.0 dB
SWITCHING CHARACTERISTICS
Delay Time (VCC = −3.0 Vdc, VBE = 0.5 Vdc) td− 35 ns
Rise Time (IC = −10 mAdc, IB1 = −1.0 mAdc) tr− 35
Storage Time (VCC = −3.0 Vdc, IC = −10 mAdc) ts− 225 ns
Fall Time (IB1 = IB2 = −1.0 mAdc) tf− 75
3. Pulse Test: Pulse Width v 300 ms, Duty Cycle v 2.0%.