BU941 STMicroelectronics, BU941 Datasheet - Page 4

• Manufacturer Part Number: BU941
• Description: TRANSISTOR NPN 400V 15A TO-3
• Manufacturer: STMicroelectronics

Specifications of BU941

• Transistor Type: NPN - Darlington
• Current - Collector (ic) (max): 15A
• Voltage - Collector Emitter Breakdown (max): 400V
• Vce Saturation (max) @ Ib, Ic: 2V @ 300mA, 12A
• Current - Collector Cutoff (max): 100µA
• Dc Current Gain (hfe) (min) @ Ic, Vce: 300 @ 5A, 10V
• Power - Max: 180W
• Mounting Type: Chassis Mount
• Package / Case: TO-204, TO-3
• Polarity: NPN
• Number Of Elements: 1
• Collector-emitter Voltage: 400V
• Emitter-base Voltage: 5V
• Collector Current (dc) (max): 15A
• Dc Current Gain: 300@5A@10V
• Operating Temp Range: -65C to 200C
• Operating Temperature Classification: Military
• Mounting: Through Hole
• Pin Count: 2 +Tab
• Package Type: TO-3
• Configuration: Single
• Transistor Polarity: NPN
• Mounting Style: Through Hole
• Collector- Emitter Voltage Vceo Max: 400 V
• Emitter- Base Voltage Vebo: 5 V
• Maximum Dc Collector Current: 15 A
• Power Dissipation: 180 W
• Maximum Operating Temperature: + 200 C
• Continuous Collector Current: 15 A
• Dc Collector/base Gain Hfe Min: 300
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Frequency - Transition: -
• Lead Free Status / Rohs Status: Compliant
• Other names: 497-3129-5

Electrical characteristics
2
4/12
Electrical characteristics
(T
Table 4.
1. Pulsed duration = 300 µs, duty cycle ≤ 1.5%
V
V
V
case
CEO(sus)
Symbol
CE(sat)
BE(sat)
h
I
I
I
CEO
EBO
FE
CES
V
t
t
s
f
F
(1)
= 25 °C; unless otherwise specified)
(1)
(1)
(1)
Electrical characteristics
Collector cut-off current
(V
Collector cut-off current
(I
Emitter cut-off current
(I
Collector-emitter
sustaining voltage (I
Collector-emitter
saturation voltage
Base-emitter saturation
voltage
DC current gain
Diode forward voltage
Functional test
Inductive Load
Storage time
Fall time
B
C
BE
= 0)
= 0)
= 0)
Parameter
B
= 0)
V
V
V
V
V
I
V
see
I
I
I
I
I
I
I
I
V
V
see
I
I
V
V
C
C
C
C
C
C
C
C
F
C
B
CE
CE
CE
CE
EB
clamp
CC
clamp
BE
CC
= 10 A
= 70 mA
= 10 mA
= 8 A
= 10 A
= 12 A
= 8 A
= 10 A
= 12 A
= 5 A
= 7 A
Figure 12
Figure 9
= 5 V
= 0
= 500 V
= 500 V
= 450 V
= 450 V
= 24 V
= 12 V
Test conditions
= 400 V
= 400 V
V
see
clamp
T
T
I
I
I
I
I
I
B
B
B
B
B
B
V
R
C
C
L = 10 mH
= 100 mA
= 250 mA
= 300 mA
= 100 mA
= 250 mA
= 300 mA
CE
Figure 11
BE
L = 7 mH
L = 7 mH
= 125 °C
= 125 °C
= 300 V
= 10 V
= 47 Ω
Min.
400
300
10
Typ.
0.5
15
BU941, BU941P
Max.
100
100
0.5
0.5
1.6
1.8
2.2
2.5
2.7
2.5
20
2
Unit
mA
mA
mA
µA
µA
µs
µs
V
V
V
V
V
V
V
V
A