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BU931 Datasheet(PDF) 2 Page - STMicroelectronics

Part No. BU931
Description  HIGH VOLTAGE IGNITION COIL DRIVER NPN POWER DARLINGTON
Download  7 Pages
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Maker  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
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BU931 Datasheet(HTML) 2 Page - STMicroelectronics

   
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THERMAL DATA
TO-3
TO-218
Rthj-ca se
Thermal Resistance Junction-case
Max
1
1.1
oC/W
ELECTRICAL CHARACTERISTICS (Tcase =25
oC unless otherwise specified)
Symb ol
Parameter
Test Cond ition s
Mi n.
Typ .
Max.
Un it
ICES
Collect or Cut-off
Current (VBE =0)
VCE =500 V
VCE =500 V
Tj = 125
oC
100
0.5
µA
mA
ICEO
Collect or Cut-off
Current (IB =0)
VCE =450 V
VCE =450 V
Tj = 125
oC
100
0.5
µA
mA
IEBO
Emitt er Cut-off Current
(IC =0)
VEB =5 V
20
mA
VCEO(sus )
∗ Collector-Emitter
Sustaining Voltage
(IB =0)
IC = 100 mA
L = 10 mH
VClamp = 400 V
(See F ig.4)
400
V
VCE(sat)
∗ Collector-Emitter
Saturat ion Voltage
IC =7 A
IB =70 mA
IC =8 A
IB =100 mA
IC =10 A
IB = 250 mA
1.6
1.8
1.8
V
V
V
VBE(s at)
∗ Base-Emitter
Saturat ion Voltage
IC =7 A
IB =70 mA
IC =8 A
IB =100 mA
IC =10 A
IB = 250 mA
2.2
2.4
2.5
V
V
V
hFE
DC Current G ain
IC =5 A
VCE = 10 V
300
VF
Diode Forward Volt age
IF =10 A
2.5
V
Funct ional Test
(see f ig. 1)
VCC =24 V
Vcl amp = 400 V
L= 7mH
8A
ts
tf
INDUCTIVE LOAD
St orage Time
Fall T ime
(see f ig. 3)
VCC =12 V
Vcl amp = 300 V
L= 7mH
IC =7 A
IB =70 mA
VBE =0
RBE =47
15
0.5
µs
µs
∗ Pulsed: Pulse duration = 300 µs, duty cycle 1.5 %
Safe Operating Area
DC Current Gain
BU931 / BU931P
2/7


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