MMBT3904WT1G, NPN, SMMBT3904WT1G, NPN, MMBT3906WT1G, PNP,
SMMBT3906WT1G, PNP
www.onsemi.com
12
MMBT3906WT1, SMMBT3906WT1
Figure 37. Temperature Coefficients
I
C
, COLLECTOR CURRENT (mA)
-0.5
0
0.5
1.0
0 60 80 120 140 160
180
20 40
100 200
-1.0
-1.5
-2.0
+25°C TO +125°C
-55°C TO +25°C
+25°C TO +125°C
-55°C TO +25°C
q
VC
FOR V
CE(sat)
q
VS
FOR V
BE(sat)
V
, TEMPERATURE COEFFICIENTS (mV/ C)°θ
MMBT3906WT1
C
ibo
C
obo
Figure 38. Capacitance
REVERSE BIAS VOLTAGE (VOLTS)
2.0
3.0
5.0
7.0
10
1.0
0.1
CAPACITANCE (pF)
1.0 2.0 3.0 5.0 7.0 10 20
30 40
0.2 0.3 0.5 0.7
T
J
= 25°C
T
J
= 125°C
MMBT3906WT1
Figure 39. Current Gain Bandwidth Product
vs. Collector Current
Figure 40. Safe Operating Area
I
C
, COLLECTOR CURRENT (mA) V
CE
, COLLECTOR EMITTER VOLTAGE (V)
10001001010.1
10
100
1000
1001010.1
0.001
0.01
0.1
1
f
T
, CURRENT−GAIN−BANDWIDTH
PRODUCT (MHz)
I
C
, COLLECTOR CURRENT (A)
V
CE
= 1 V
T
A
= 25°C
1 mS
Thermal Limit
1 S
100 mS 10 mS
