DS30271 Rev. 2 - 2 2 of 3 MMBT3906T
Electrical Characteristics @ TA = 25°C unless otherwise specified
Characteristic Symbol Min Max Unit Test Condition
OFF CHARACTERISTICS (Note 2)
Collector-Base Breakdown Voltage V(BR)CBO -40 ¾VIC= -10mA, IE = 0
Collector-Emitter Breakdown Voltage V(BR)CEO -40 ¾VIC= -1.0mA, IB = 0
Emitter-Base Breakdown Voltage V(BR)EBO -5.0 ¾VIE = -10mA, IC = 0
Collector Cutoff Current ICEX ¾-50 nA VCE = -30V, VEB(OFF) = -3.0V
Base Cutoff Current IBL ¾-50 nA VCE = -30V, VEB(OFF) = -3.0V
ON CHARACTERISTICS (Note 2)
DC Current Gain hFE
60
80
100
60
30
¾
¾
300
¾
¾
¾
IC = -100µA, VCE = -1.0V
IC = -1.0mA, VCE = -1.0V
IC = -10mA, VCE = -1.0V
IC = -50mA, VCE = -1.0V
IC = -100mA, VCE = -1.0V
Collector-Emitter Saturation Voltage VCE(SAT) ¾-0.25
-0.40 VIC= -10mA, IB = -1.0mA
IC = -50mA, IB = -5.0mA
Base- Emitter Saturation Voltage VBE(SAT) -0.65
¾
-0.85
-0.95 VIC = -10mA, IB = -1.0mA
IC = -50mA, IB = -5.0mA
Noise Figure NF ¾4.0 dB VCE = -5.0Vdc, IC = 100mAdc,
RS = 1.0KW, f = 1.0KHz
SMALL SIGNAL CHARACTERISTICS
Output Capacitance Cobo ¾4.5 pF VCB = -5.0V, f = 1.0MHz, IE = 0
Input Capacitance Cibo ¾10 pF VEB = -0.5V, f = 1.0MHz, IC = 0
Input Impedance hie 2.0 12 kW
VCE = 1.0V, IC = 10mA,
f = 1.0kHz
Voltage Feedback Ratio hre 0.1 10 x 10-4
Small Signal Current Gain hfe 100 400 ¾
Output Admittance hoe 3.0 60 mS
Current Gain-Bandwidth Product fT250 ¾MHz VCE = -20V, IC = -10mA,
f = 100MHz
SWITCHING CHARACTERISTICS
Delay Time td¾35 ns VCC = -3.0V, IC = -10mA,
VBE(off) = 0.5V, IB1 = -1.0mA
Rise Time tr¾35 ns
Storage Time ts¾225 ns VCC = -3.0V, IC = -10mA,
IB1 = IB2 = -1.0mA
Fall Time tf¾75 ns
Note: 2. Short duration pulse test used to minimize self-heating effect.
3. For Packaging Details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf.
Ordering Information (Note 3)
Device Packaging Shipping
MMBT3906T-7 SOT-523 3000/Tape & Reel
3NYM
3N = Product Type Marking Code
YM = Date Code Marking
Y = Year ex: N = 2002
M = Month ex: 9 = September
Date Code Key
Year 1998 1999 2000 2001 2002 2003 2004
Code JKLM N PR
Month Jan Feb March Apr May Jun Jul Aug Sep Oct Nov Dec
Code 1234567
89 OND