RT8482GS Richtek USA Inc, RT8482GS Datasheet - Page 3

• Manufacturer Part Number: RT8482GS
• Description: IC LED DVR BUCK/BOOST 2A 8SOP
• Manufacturer: Richtek USA Inc

Specifications of RT8482GS

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 1028-1005-2

DS8482-00 August 2010
Dimming
4.5V to 36V
Analog
Dimming
V
Analog
IN
5V
10k
R
C
3.3nF
10k
VC
V
R
5V
VC
C
3.3nF
IN
VC
VC
C
0.1µF
SS
10µF
C
0.1µF
C
Figure 3. Analog Dimming in Buck-Boost Configuration
SS
IN
Figure 4. Analog Dimming in Buck Configuration
10µF
C
10
15
13
11
9
8
IN
C
1µF
B
ACTL
DCTL
VC
SS
VCC
EN
10
15
13
11
9
8
1
ACTL
DCTL
VC
SS
GBIAS
VCC
EN
RT8482
GND
16, 17 (Exposed Pad)
RT8482
GBIAS 1
GATE
OVP 14
GND
ISW
ISN
ISP
GATE
16, 17 (Exposed Pad)
OVP
ISW
ISP
ISN
2
4
7
6
6
7
2
4
14
C
1µF
B
47µH
L1
R
M1
SENSE
R
0.05
SW
R2
D1
R1
D1
1µF
C
OUT
R
C
1µF
SENSE
OUT
V
0.1
OUT
M1
47µH
L1
R
0.05
SW
48V (Max.)
V
OUT
RT8482
www.richtek.com
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