HV9931DB5 Supertex, HV9931DB5 Datasheet - Page 3

• Manufacturer Part Number: HV9931DB5
• Description: Power Management IC Development Tools DOUBLE-BUCK LED DEMOBOARD
• Manufacturer: Supertex

Specifications of HV9931DB5

• Product: Power Management Development Tools
• Tool Is For Evaluation Of: HV9931
• Description/function: LED Driver Demo Board
• Factory Pack Quantity: 1

Schematic Diagram
A C1
AC2
HV9931DB5 PCB Layers
Fig. 4a: Conducted EMI test (CISPR 15) at 120VAC
200Ω
200Ω
R2
R1
MOV1
430V
Supertex inc.
-
BR1
0.1µF
+
50V
C5
Top Layer
●
35.7kΩ
50kΩ
1235 Bordeaux Drive, Sunnyvale, CA 94089
C2
0.033µF
400V
R8
R8
2200µH
L3
2
6
VDD
CS1
1
VIN
D6
33V
8
C3
0.1µF
400V
RT
HV9931
10Ω
R3
3
178kΩ
R12
470µH
Fig. 4b: Conducted EMI test (CISPR 15) at 240VAC
L1
GATE
4
BYD57J
D1
PWMD
●
Bottom Layer
GND
CS2
Tel: [phone]
Q1
IRFRC20
3
0.15µF
250V
7
5
C1
1.0Ω
R4
BYD57J
D2
●
www.supertex.com
R10
1.0kΩ
R11
19.1kΩ
D3
BYD77D
470µH
L2
HV9931DB5
C4
4.7µF
10V
LED+
LED-