LESHAN RADIO COMPANY, LTD.
O4–2/5
MMBT2222LT1 MMBT2222ALT1
ELECTRICAL CHARACTERISTICS (T A = 25°C unless otherwise noted) (Continued)
Characteristic Symbol Mi n Max Unit
ON CHARACTERISTICS
DC Current Gain hFE ––
(I C = 0.1 mAdc, V CE = 10 Vdc) 35 ––
(I C = 1.0 mAdc, V CE = 10 Vdc) 50 ––
(I C = 10 mAdc, V CE = 10 Vdc) 75 —
(I
C
= 10 mAdc, V
CE
= 10 Vdc,T
A
= –55°C )
MMBT2222A only 35 —
(I C = 150 mAdc, V CE = 10 Vdc) (3) 100 300
(I C = 150 mAdc, V CE = 1.0 Vdc) (3) 50 ––
(I C = 500 mAdc, V CE = 10 Vdc)(3) MMBT2222 30 ––
MMBT2222A 40 —
Collector–Emitter Saturation V oltage(3) VCE(sat) Vdc
(I C = 150 mAdc, I B = 15 mAdc) MMBT2222 –– 0.4
MMBT2222A –– 0.3
(I C = 500mAdc, I B = 50 mAdc) MMBT2222 –– 1.6
MMBT2222A –– 1.0
Base–Emitter Saturation V oltage V BE(sat) Vdc
(I C = 150 mAdc, I B = 15 mAdc) MMBT2222 –– 1.3
MMBT2222A 0.6 1.2
(I C = 500 mAdc, I B = 50 mAdc) MMBT2222 –– 2.6
MMBT2222A –– 2.0
SMALL–SIGNAL CHARACTERISTICS
Current–Gain — Bandwidth Product(4) MMBT2222 f T250 –– MHz
(I C = 20mAdc, V CE= 20Vdc, f = 100MHz) MMBT2222A 300 ––
Output Capacitance
(V
CB
= 10 Vdc, I
E
= 0, f = 1.0 MHz)
C obo –– 8.0 pF
Input Capacitance MMBT2222 C ibo –– 30 pF
(V EB = 0.5 Vdc, I C = 0, f = 1.0 MHz) MMBT2222A –– 25
Input Impedance
(V
CE
= 10 Vdc, I
C
= 1.0 mAdc, f = 1.0 kHz)
MMBT2222A h ie 2.0 8.0 kΩ
(V CE= 10 Vdc, I C = 10 mAdc, f = 1.0 kHz) MMBT2222A 0.25 1.25
Voltage Feedback Ratio
(V
CE
=10 Vdc, I
C
= 1.0mAdc, f =1.0kHz)
MMBT2222A h re –- 8.0 X 10 –4
(V CE= 10 Vdc, I C = 10 mAdc, f = 1.0 kHz) MMBT2222A — 4.0
Small–Signal Current Gain(V
CE
=10Vdc,I
C
=1.0mAdc, f=1.0kHz)
MMBT2222A h fe 50 300 —
(V CE= 10 Vdc, I C = 10 mAdc, f = 1.0 kHz) MMBT2222A 75 37 5
Output Admittance
(V
CE
=10 Vdc, I
C
= 1.0 mAdc,f =1.0 kHz)
MMBT2222A h oe 5.0 35 µmhos
(V CE= 10 Vdc, I C = 10 mAdc, f = 1.0 kHz) MMBT2222A 25 200
Curren Base Time Comstant
(V CB= 20 Vdc, I E = 20 mAdc, f = 31.8 MHz) MMBT2222A rb, C C–– 150 ps
Noise Figure
(V
CE
=10Vdc, I
C
=100µAdc, R
S
=1.0kΩ, f =1.0kHz)
MMBT2222A NF –– 4.0 dB
SWITCHING CHARACTERISTICS
Delay T ime (V CC = 30 Vdc, V EB(off) = – 0.5 Vdc t d—10
Rise T ime I C = 150 mAdc, I B1 = 15 mAdc) t r—25ns
Storage T ime (V CC = 30 Vdc, I C = 150 mAdc t s— 225 ns
Fall T ime I B1 = I B2 = 15 mAdc) t f—60
3. Pulse Test: Pulse Width
<
300 µs, Duty Cycle
<
2.0%.
4.f T is defined as the frequency at which h fe extrapolates to unity.