廬
VB409
/
VB409SP / VB409(022Y)
DOUBLE OUTPUT
HIGH VOLTAGE REGULATOR POWER I.C.
TYPE
VB409
VB409(022Y)
VB409SP
(*) Minimum value
I
CL(in)
1A
I
CL(out)
80 mA (*)
V
OUT
5V
鹵5%
Reg.
16V Not Reg
10
1
5 V DC REGULATED OUTPUT1 VOLTAGE
s
OUTPUT1 CURRENT LIMITED TO 80 mA
s
16V NOT REGULATED OUTPUT2 VOLTAGE
s
THERMAL SHUT-DOWN PROTECTION
s
INPUT OVERCURRENT PROTECTION
s
POWER DISSIPATION INTERNALLY LIMITED
s
PENTAWATT HV(022Y)
PowerSO-10鈩?/div>
PENTAWATT HV
DESCRIPTION
The VB409, VB409SP, VB409(022Y) are fully
protected positive voltage regulators designed in
STMicroelectronics High Voltage VIPower
鈩?/div>
M1-2
technology. The devices can be connected
directly to the rectified mains. They are well suited
for applications powered from the AC mains and
requiring a 5V DC regulated output and/or max
16V not regulated output voltages without
galvanic
insulation.
VB409,
VB409SP,
BLOCK DIAGRAM
ORDER CODES:
PENTAWATT HV(022Y) VB409(022Y)
VB409SP
PowerSO-10鈩?/div>
PENTAWATT HV
VB409
VB409(022Y) provide up to 80 mA minimum
output current (internally limited) at 5V. The
included over current and thermal shutdown
provide protections for the device.
INPUT
Cap (OUTPUT2)
Input current
limiter
V
Z
Threshold
Vref1
Thermal
protection
Vref2
Output current
limiter
Vref3
GND
OUTPUT1
ND8018
January 2001
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