廬
VB029 / VB029SP
/
VB029(011Y) / VB029(012Y)
HIGH VOLTAGE IGNITION COIL DRIVER
POWER I.C.
TYPE
VB029
VB029SP
VB029(011Y)
VB029(012Y)
V
cl
I
cl
I
d(on)
320V
12A
230mA
PRIMARY COIL VOLTAGE INTERNALLY SET
s
COIL CURRENT LIMIT INTERNALLY SET
s
LOGIC LEVEL COMPATIBLE INPUT
s
DRIVING CURRENT QUASI PROPORTIONAL
TO COLLECTOR CURRENT
s
DOUBLE FLAG-ON COIL CURRENT
s
DARLINGTON BASE ACCESSIBLE
s
PENTAWATT HV PENTAWATT HV (011Y)
10
1
PowerSO-10鈩?/div>
PENTAWATT HV (012Y)
ORDER CODES:
DESCRIPTION
The
VB029,
VB029SP,
VB029(011Y)
VB029(012Y) are a high voltage power integrated
circuit designed in STMicroelectronics VIPower鈩?/div>
technology, with vertical current flow power
darlington and logic level compatible driving
circuit. Built-in protection circuit for coil current
limiting and collector voltage clamping allows the
device to be used as smart, high voltage, high
BLOCK DIAGRAM
V
d
V
base
HV
C
PowerSO-10
鈩?/div>
PENTAWATT HV
PENTAWATT HV (011Y)
PENTAWATT HV (012Y)
VB029SP
VB029
VB029(011Y)
VB029(012Y)
current interface in advanced electronic ignition
system.
INPUT
DRIVER
OVERTEMP.
PROTECTION
DIAG 1
QUASI PROP.
BASE CURRENT
+
-
-
R
SENSE
REFERENCE
DIAG
DIAG 2
+
GND
July 1999
1/10
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