DS8813D Datasheet, PDF (9/23 Pages) Richtek Technology Corporation – Multi-Phase PWM Controller with PWM-VID Reference

RT8813D
2.2
V_IN
1
V_PVCC
R_TON
500k
1µF
Optional
PGOOD
Enable
21 _PVCC
0.1µF
BOOT1 ¹
0
2.2µF
RT8813D
UGATE1
2
0
9 _TON
C_TON
PHASE1 ²⁴
LGATE1 ²³
100k
16 _PGOOD
3 _EN
8 _VREF
ILIM ¹²
R_OCSET
10k
V_IN
10µF x 4
470µF/50V x 2
0.36µH/1.05m 
R_SNUBBER
C_SNUBBER
330µF
2V x 4
V_OUT
22µF x 15
10 10
R_REF1
20k
R_BOOT
2k
R_STAN5D.1BkY
0.1µF
RGND _RREFADJ
20k
C_REFADJ
2.7nF
6 _REFADJ
RGND
7 _REFIN
1R8^Rk^EF2
CN_RCEFIN
RGND ¹⁰
VSNS ¹¹
BOOT2 ¹⁸
UGATE2 ¹⁷
PHASE2 ¹⁹
Floating
V_{GND_SNS}
V_{OUT_SNS}
0
V_STANDBY
NC
RGND
V_PVCC
RGND
5V
RGND
100k
LGATE2 ²⁰
15 _VCC/ISEN1
14 _TALERT/ISEN2
PSI ⁴
VID ⁵
PSI
VID
VREF ^ROTSET
13 _{TSEN/ISEN3 PWM3} 22
R_NTC
GND
25 (Exposed pad)
Figure 3. 1 Active Phase Configuration
Copyright ©2016 Richtek Technology Corporation. All rights reserved.
DS8813D-00 September 2016
is a registered trademark of Richtek Technology Corporation.
www.richtek.com
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