LESHAN RADIO COMPANY, LTD.
M18–1/4
1
3
2
MMBT5088LT1
MMBT5089LT1
CASE 318-08, STYLE 6
SOT-23 (TO-236AB)
MAXIMUM RATINGS
Rating Symbol 5088LT 15089LT1 Unit
Collector–Emitter V oltage V CEO 30 25 Vdc
Collector–Base Voltage V CBO 35 30 Vdc
Emitter–Base V oltage V EBO 4.5 Vdc
C
ollector Current — Continuous
I C 50 mAdc
THERMAL CHARACTERISTICS
Characteristic Symbol Max Unit
Total Device Dissipation FR- 5 Board (1) P D225 mW
T A =25 °C
Derate above 25 °C 1.8 mW/ °C
Thermal Resistance, Junction to Ambient R θJA 556 °C/W
Total Device Dissipation P D300 mW
Alumina Substrate,(2) TA=25°C
Derate above 25°C 2.4 mW/ °C
Thermal Resistance,Junction to Ambient R θJA 417 °C/W
Junction and Storage Temperature T J , T stg
–55 to + 150
°C
DEVICE MARKING
MMBT5088LT1 = 1Q; MMBT5089L T1 = 1R
ELECTRICAL CHARACTERISTICS (T A = 25°C unless otherwise noted)
Characteristic Symbol Min Max Unit
OFF CHARACTERISTICS
Collector–Emitter Breakdown Voltage V (BR)CEO Vdc
(I C = 1.0 mAdc, I B = 0) MMBT5088 30 —
MMBT5089 25 —
Collector–Base Breakdown Voltage V(BR)CBO Vdc
(I C = 100 µAdc, I E = 0) MMBT5088 35 —
MMBT5089 30 —
Collector Cutoff Current I CBO nAdc
(V CB = 20 Vdc, I E = 0 ) MMBT5088 — 5 0
(V CB = 15 Vdc, I E = 0 ) MMBT5089 — 5 0
Emitter Cutoff Current I EBO nAdc
(VEB(off)= 3.0Vdc, I C = 0 ) MMBT5088 — 50
(VEB(off) = 4.5Vdc, I C = 0 ) MMBT5089 — 1 0 0
1. FR–5 = 1.0 x 0.75 x 0.062 in.
2. Alumina = 0.4 x 0.3 x 0.024 in. 99.5% alumina.
Low Noise Transistors
NPN Silicon
2
EMITTER
1
BASE
COLLECTOR
3