HV9904 Ver la hoja de datos (PDF) - Supertex Inc
Número de pieza
componentes Descripción
Fabricante
HV9904 Datasheet PDF : 5 Pages
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Application Information - Continued
Non-Isolated Constant Voltage Output PWM
10VDC to 400VDC
or
VAC to 265VAC
Universal Input Power Supply
1N4007
D1 D2
D5
D6
MURS120T3 MURS120T3
L2
220uH
D4 D3
C3
0.01uF
D7
MURS120T3
C1
0.1uF
400V
L1
1mH
U1
Vdd +Vin GATE M1
NS
HV9904
C2
PS
1uF
AGND PGND
VN2460N8
or
IRFBC30AS
C4
100uF
HV9904
-5V
R2
25k
R1
25k
This circuit provides a non-isolated constant voltage output. The
value of C4 capacitor controls the peak-to-peak ripple, which
decreases with increasing capacitor value. The following BOM
provides a list of suggested components.
Item Number
1
2
3
4
5
6
7
8
9
10
11
12
Total Part Count
Quantity
1
1
1
1
4
3
1
1
1
1
1
1
17
Reference
C1
C2
C3
C4
D1, D2, D3, D4
D5, D6, D7
L1
L2
M1
R1
R2
U1
Value
0.1µF, 500V
1µF, 15V
0.01µF, 500V
100µF, 6.3V
1N4007
MURS120T3
DO1608C-105
DO1608C-224
VN2460N8
25kΩ
25kΩ
HV9904LG
Manufacturer
Vishay
Vishay
Vishay
Panasonic
On Semiconductor
On Semiconductor
Coilcraft
Coilcraft
Supertex
Supertex
Prepare by Telecom Group
5
Rev. D
3/29/2002
Supertex, Inc. 1235 Bordeaux Drive, Sunnyvale, CA 94089 TEL: (408) 744-0100 FAX: (408) 222-4895 www.supertex.com
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