VB125 STMicroelectronics, VB125 Datasheet - Page 3

• Manufacturer Part Number: VB125
• Description: HIGH VOLTAGE IGNITION COIL DRIVER POWER IC
• Manufacturer: STMicroelectronics

to
FIGURE 1: Temperature Compensated High
Voltage Clamp
ELECTRICAL CHARACTERISTICS (V
6mH; unless otherwise specified; See Note 1)
Symbol
V
I
V
diag(leak)
I
I
V
I
V
CC(off)
CC(on)
diagTH
V
IN(hyst.)
t
t
t
CE(sat)
V
I
E
V
I
d(on)
d(off)
d(off)
I
I
diagH
V
diagL
diag
inH
inL
T
CL
inH
inL
s/b
CL
F
j
High Voltage Clamp
Saturation Voltage of the Power
Stage
Power Off Supply Current
Power On Supply Current
Coil Current Limit
High Level Input Voltage
Low Level Input Voltage
Input Hysteresis Voltage
High Level Input Current
Low Level Input Current
High Level Diagnostic Output
Voltage
Low Level Diagnostic Output
Voltage
Current Threshold Level Diag-
nostic
High Level Flag Output Current
Leakage Current on Flag Output V
Antipallel Diode Forward Voltage I
Single Pulse Avalanche Energy
Thermal Output Current Control
Turn-on Delay Time of Output
Current
Turn-off Delay Time of Output
Current
Turn-off Delay Time of Output
Current
R
R
ii
i1
Parameter
nV
R
Z
KV
sens
PWR GND
be
HVC
bat
= 6 to 24V; -40 C<T
I
I
V
V
V
V
V
V
V
R
(See Note 8)
R
(See Note 8)
T
I
IN = ON (See Note 9)
(See Note 10)
(See Note 11)
(See Note 11)
C
C
C
C
j
in
in
In
in
in
in
in
EXT
EXT
in
>I
= 25 C (See Note 7and fig. 5)
= 6.5 A; (See Note 2)
= 5A; V
= -1 A
=0.4V V
=0.4V V
= 4 V
= 4 V (See Note 6-7)
= 4 V
= 0.8 V
= LOW
= 4 V
DiagTH
= 22 K
= 22 K
Test Conditions
(See Note 7)
in
V
V
Shown in Figure 1
= 4V (See Note 3)
FIGURE 2: Electrical Characteristic of the Circuit
bat
bat
bat
bat
I
C
= 14V(Notes 4-5)
<14V (Note 4-5)
= 24 V
[mA]
= 24 V
40
20
10
30
C
C
j
EXT
<125 C; R
EXT
= 1 nF
= 1 nF
100
coil
Min.
4.25
340
300
150
slope
0.4
3.5
0.5
10
8
4
= 400 to 700m
200
nV
Typ.
TBD
TBD
TBD
Z
370
Ri
4.5
300
V
CL
Max.
-100
4.75
400
220
300
150
0.8
5.5
0.5
20
80
10
10
2
2
400
VB125SP
; L
V
CE
coil
Unit
mA
mA
mA
mA
mA
mJ
V
V
A
V
V
V
V
V
A
V
[V]
C
A
A
A
s
s
s
= 2
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