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Número de pieza | VB027SP | |
Descripción | HIGH VOLTAGE IGNITION COIL DRIVER POWER I.C. | |
Fabricantes | STMicroelectronics | |
Logotipo | ||
Hay una vista previa y un enlace de descarga de VB027SP (archivo pdf) en la parte inferior de esta página. Total 7 Páginas | ||
No Preview Available ! ® VB027SP
HIGH VOLTAGE IGNITION COIL DRIVER
POWER I.C.
TYPE
VB027SP
Vcl
300V
Icl Id(on)
9A 130mA
s 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
DESCRIPTION
The VB027SP is a high voltage power integrated
circuit made using the STMicroelectronics
VIPower™ 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
10
1
PowerSO-10™
voltage, high current interface in advanced
electronic ignition system.
BLOCK DIAGRAM
Vd HVC
INPUT
DRIVER
FLAG
OVERTEMP.
PROTECTION
FLAG 1
+
-
-
FLAG 2
+
QUASI PROP.
BASE CURRENT
REFERENCE
RSENSE
June 1999
1/7
1 page FIGURE 2: Switching waveform
VIN
2nd Threshold
1st Threshold
Icl
DIAG
FIGURE 3: Maximum Icl VS temperature
VB027SP
FIGURE 4: IC(diag1) VS temperature
FIGURE 5: IC(diag2) VS temperature
5/7
1
5 Page |
Páginas | Total 7 Páginas | |
PDF Descargar | [ Datasheet VB027SP.PDF ] |
Número de pieza | Descripción | Fabricantes |
VB027SP | HIGH VOLTAGE IGNITION COIL DRIVER POWER I.C. | STMicroelectronics |
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