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Número de pieza | VB408B | |
Descripción | HIGH VOLTAGE LINEAR REGULATOR POWER I.C. | |
Fabricantes | STMicroelectronics | |
Logotipo | ||
Hay una vista previa y un enlace de descarga de VB408B (archivo pdf) en la parte inferior de esta página. Total 8 Páginas | ||
No Preview Available ! VB408
® / VB408B / VB408FI
HIGH VOLTAGE LINEAR REGULATOR
POWER I.C.
TYPE
VB408
VB408FI
VB408B
∆VIN,OUT
ILIM
400 V 40 mA
VOUT
1.25 to VIN-30 V
s INPUT VOLTAGE UP TO 400 V DC OR 285 V
RMS RECTIFIED
s OUTPUT VOLTAGE ADJUSTABLE FROM 1.25
TO VIN-30V
s OUTPUT CURRENT LIMITED TO 40 mA
s THERMAL SHUT-DOWN PROTECTION
s SHORT CIRCUIT PROTECTION
DESCRIPTION
The VB408, VB408B, VB408FI are fully protected
positive adjustable voltage regulators made using a
proprietary High Voltage VIPower™ technology. The
device can be connected to a D.C. source (up to 400V) or
in off-line application directly to the rectified main (110V/
230V). It is particularly suitable to be used in the
manufacture of DC/DC converters, AC/DC converters,
PRELIMINARY DATA
3
2
1
TO-220
3
2
1
ISOWATT220
3
1
D2PAK
ORDER CODES :
TO-220
ISOWATT220
D2PAK
VB408
VB408FI
VB408B
start-up circuits, pneumatic valve drivers and current
sources. The device is able to drive resistive or inductive
loads with an output voltage from 1.25V to VIN-30V
providing an internally limited output current; it has built in
short circuit and thermal shutdown protections. The
device does not provide galvanic insulation from main.
BLOCK DIAGRAM
VIN
BIAS
CIRCUIT
Power
Stage
RE F 3
T herm al
+ Protection
_
CURRENT
SENSE
Current
Limitation
+
_
REF 2
C ontrol
Signal
+ REF 1
_
VOUT
September 1999
AD J
F C 0 041 0
1/8
1
1 page VB408 / VB408B / VB408FI
DIM.
A
C
D
D1
E
F
F1
F2
G
H2
L2
L4
L5
L6
L7
L9
DIA.
MIN.
4.40
1.23
2.40
0.49
0.61
1.14
1.14
4.95
10.0
13.0
2.65
15.25
6.2
3.5
3.75
TO-220 MECHANICAL DATA
mm.
TYP
1.27
16.4
MAX.
4.60
1.32
2.72
0.70
0.88
1.70
1.70
5.15
10.40
14.0
2.95
15.75
6.6
3.93
3.85
MIN.
0.173
0.048
0.094
0.019
0.024
0.044
0.044
0.194
0.393
0.511
0.104
0.600
0.244
0.137
0.147
inch
TYP.
0.050
0.645
0.154
MAX.
0.181
0.051
0.107
0.027
0.034
0.067
0.067
0.203
0.409
0.551
0.116
0.620
0.260
0.151
5/8
1 11
5 Page |
Páginas | Total 8 Páginas | |
PDF Descargar | [ Datasheet VB408B.PDF ] |
Número de pieza | Descripción | Fabricantes |
VB408 | HIGH VOLTAGE LINEAR REGULATOR POWER I.C. | STMicroelectronics |
VB408B | HIGH VOLTAGE LINEAR REGULATOR POWER I.C. | STMicroelectronics |
VB408FI | HIGH VOLTAGE LINEAR REGULATOR POWER I.C. | STMicroelectronics |
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