Product Summary

The BD437 is a silicon epitaxial-base NPN power transistor in Jedec SOT-32 plastic package. The device is intented for use in medium power linear and switching applications.

Parametrics

BD437 absolute maximum ratings: (1)VCBO, Collector-Base Voltage (IE = 0): 45 V; (2)VCES, Collector-Emitter Voltage (VBE = 0): 45 V; (3)VCEO, Collector-Emitter Voltage (IB = 0): 45 V; (4)VEBO, Emitter-Base Voltage (IC = 0): 5 V; (5)IC, Collector Current: 4 A; (6)ICM, Collector Peak Current (t≤ 10 ms): 7 A; (7)IB, Base Current 1 A; (8)Ptot, Total Dissipation at Tc≤ 25℃: 36 W; (9)Tstg, Storage Temperature: -65 to 150℃; (10)Tj, Max. Operating Junction Temperature: 150℃.

Features

BD437 features: (1)sgs-thomson preferred salestypes; (2)complementary PNP - NPN devices.

Diagrams

Image Part No Mfg Description Data Sheet Download Pricing
(USD)		 Quantity
BD437T
BD437T
ON Semiconductor
Transistors Bipolar (BJT) 4A 45V 36W NPN
Data Sheet
Negotiable 
BD437TG
BD437TG
ON Semiconductor
Transistors Bipolar (BJT) 4A 45V 36W NPN
Data Sheet
0-1: $0.38
1-25: $0.29
25-100: $0.26
100-500: $0.19
BD437S
BD437S
Fairchild Semiconductor
Transistors Bipolar (BJT) NPN Epitaxial Sil
Data Sheet
0-1: $0.26
1-25: $0.23
25-100: $0.21
100-250: $0.14
BD437G
BD437G
ON Semiconductor
Transistors Bipolar (BJT) 4A 45V 36W NPN
Data Sheet
0-1: $0.34
1-25: $0.31
25-100: $0.25
100-500: $0.20
BD437
BD437
STMicroelectronics
Transistors Bipolar (BJT) NPN Medium Power
Data Sheet
0-1: $0.24
1-10: $0.22
10-100: $0.19
100-250: $0.18