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VB027SP Datasheet(PDF) 3 Page - STMicroelectronics

Part # VB027SP
Description  HIGH VOLTAGE IGNITION COIL DRIVER POWER I.C.
PDF  7 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

VB027SP Datasheet(HTML) 3 Page - STMicroelectronics

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VB027SP
ELECTRICAL CHARACTERISTICS (VCC=13.5V; Vd=5V; Tj=25ºC; Rcoil=510mΩ; Lcoil=7mH unless otherwise
specified)
Note 1: the primary coil current value Icl must be measured 1ms after desaturation of the power stage.
(*) Vd -Vbe(on)
Symbol
Parameter
Test Conditions
Min
Typ
Max
Unit
Vcl
High voltage clamp
VIN=0.4V; -40°C≤Tj≤125°C; IC=6A
300
360
400
V
Vcg(sat)
Power stage saturation
voltage
IC=6A; VIN=4V; Id=80mA
1.5
V
Vcg(sat)td
Power stage saturation
voltage derating in
temperature
IC=6A; VIN=4V; -40°C≤Tj≤125°C;
Id=85mA
2V
Id(off)
Power-off supply current
VIN=0.4V
8
mA
Id(on)
Power-on supply current
VIN=4V; IC=6A; -40°C≤Tj≤125°C
130
mA
Vd
Driving stage supply
voltage
4.5
5.5
V
Icl
Collector current limit
VIN=4V (See note 1)
8
8.5
9
A
Icl(td)
Collector current limit drift
with temperature
See figure 3
VINH
High level input voltage
HVC<2V
4
5.5
V
VINL
Low level input voltage
IC<2mA; HVC=VCC
0
0.8
V
IINH
High level input current
VIN=4V
40
200
µA
VdiagH
High level diagnostic
output voltage
REXT=22KΩ (See figure 1)
3.5
(*)
Vd
V
VdiagL
Low level diagnostic
output voltage
REXT=22KΩ (See figure 1)
0.5
V
IC(diag1)
First threshold level
collector current
4.25
4.5
4.75
A
IC(diag1)td
First threshold level
collector current drift with
temperature
See figure 4
IC(diag2)
Second threshold level
collector current
5.45
5.8
6.15
A
IC(diag2)td
Second threshold level
collector current drift with
temperature
See figure 5
td(off)
Turn-off delay time of
output current
IC=5.5A
25
µs
tf(off)
Turn-off fall time of output
current
IC=5.5A
8
µs
td(diag)
Delay time of diagnostic
current
REXT=22KΩ (See figure 1)
1
µs
tr(diag)
Turn-on rise time of
diagnostic current
REXT=22KΩ (See figure 1)
1
µs
tf(diag)
Turn-off fall time of
diagnostic current
REXT=22KΩ (See figure 1)
1
µs
1



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