HV9910LG-G Supertex, HV9910LG-G Datasheet - Page 7

LED Drivers Universal Hi Bright

HV9910LG-G

Manufacturer Part Number
HV9910LG-G
Description
LED Drivers Universal Hi Bright
Manufacturer
Supertex
Datasheets

Specifications of HV9910LG-G

Operating Supply Voltage
8 V to 450 V
Maximum Power Dissipation
630 mW
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Package / Case
SOIC-8
Minimum Operating Temperature
- 40 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Figure 1: Typical Application Circuit
Figure 2: HV9910 Buck driver for a simple 900mA HB LED (V
85 - 135VAC
AC Input
V
IN
= 8-30V
V
V
NTC
IN
IN
2R
250V
2A
0.1µF
250V
+1
-1
BUSH-2820R5b
2.2µF,
Coilcraft
1.0nF
250V
10V
C5
C7
10µF,
35V
0.1µF
250V
1N4004
0.1µF
250V
LED(s) - a string of HB LEDs, 16 diodes
PWMD1
1N4004
1N4004
1N4004
6
7
5
C6
10µF,
35V
U2
V
LD
PWMD
DD
HV9910
1
3
68µF
160V
1N4004
Gate
Optional for PFC
CS
1N4004
R
68µF
160V
T
4
8
2
1N4004
R11
267KΩ
7
1.0μF
10V
Q2
V
LD
PWM_D
DD
VN3205
HV9910
R10
0.27Ω
1
D2
B140-13
220µH
V
IN
L2
GATE
GND
CS
R
2
T
IN
= 8 - 30V)
280 kΩ
BYV26B
HB LED
900mA at 4.5V
VN2224
0.2Ω
750μH
HV9910
220nF
400V
LEDs

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