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VB029 Datasheet, PDF (3/10 Pages) STMicroelectronics – HIGH VOLTAGE IGNITION COIL DRIVER POWER I.C.
◁
VB029 / VB029SP / VB029(011Y) / VB029(012Y)
ELECTRICAL CHARACTERISTICS (VCC=13.5V; Vd=5V; Tj=25ºC; Rcoil=510mΩ; Lcoil=7mH unless otherwise
specified)
Symbol
Parameter
Test Conditions
Min Typ Max Unit
Vcl
Vcg(sat)td
High voltage clamp
Power stage saturation
voltage derating in
temperature
-40°C≤Tj≤125°C; IC=6A
IC=7.6A; VIN=4V; -40°C≤Tj≤80°C
IC=7.6A; VIN=4V; 80°C≤Tj≤125°C
320 360 420
V
2.5
V
2.8
V
Id(off) Power-off supply current VIN=0.4V
Id(on) Power-on supply current VIN=4V; IC=7.6A; -40°C≤Tj≤125°C
Vd
Driving stage supply
voltage
4.5
10
mA
230 mA
5.5
V
Icl
Collector current limit
VIN=4V; -40°C≤Tj≤125°C; (See note 1)
12
A
VINH High level input voltage
4
5.5
V
VINL Low level input voltage
0
0.8
V
IINH
High level input current VIN=4V
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
2.15 2.5 2.85
A
IC(diag1)td
First threshold level
collector current drift with (See figure 3)
temperature
IC(diag2)
Second threshold level
collector current
6.1
6.5
6.9
A
IC(diag2)td
Second threshold level
collector current drift with (See figure 4)
temperature
td(off)
Turn-off delay time of
output current
IC=6A (See note 2)
25
µs
tf(off)
Turn-off fall time of output
current
IC=6A
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
∆Ith
Thermal flag shift on first
threshold
Tj>125°C (**)
1
A
Es/b
Single pulse avalanche
energy
300
mJ
Note 1: the primary coil current value Icl must be measured 1ms after desaturation of the power stage.
Note 2: time from input switching VNEG until collector voltage equal to 200V.
(*) Vd - Vbe(on)
(**) This thermal flag shift cannot be activated for lower than 125°C.
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