RT8205L RICHTEK [Richtek Technology Corporation], RT8205L Datasheet - Page 3

• Manufacturer Part Number: RT8205L
• Description: High Efficiency, Main Power Supply Controller for Notebook Computer
• Manufacturer: RICHTEK [Richtek Technology Corporation]

DS8205L/M-05 June 2011
Typical Application Circuit
BSC119
BSC119
BSC119
BSC119
CP
N03S
N03S
N03S
N03S
Q1
V
Q1
Q3
Q3
OFF
OFF
REF
2V
ON
ON
18
16
21
22
20
19
24
14
16
21
22
20
19
24
13
13
2
2
3
4
SECFB
VIN
UGATE1
BOOT1
PHASE1
LGATE1
VOUT1
FB1
REF
TONSEL
SKIPSEL
EN
VIN
UGATE1
BOOT1
PHASE1
LGATE1
VOUT1
FB1
EN
RT8205M
RT8205L
ENTRIP1
ENTRIP2
ENTRIP1
ENTRIP2
SKIPSEL
UGATE2
PHASE2
UGATE2
PHASE2
TONSEL
LGATE2
LGATE2
PGOOD
PGOOD
BOOT2
VREG5
VREG3
BOOT2
VREG5
VREG3
VOUT2
VOUT2
GND 15
GND
GND 15
GND
REF 3
FB2
FB2
10
9
11
12
7
5
1
6
17
23
8
10
9
11
12
7
5
1
6
17
23
8
4
14
25 (Exposed Pad)
25 (Exposed Pad)
Q4
BSC119
N03S
Q4
BSC119
N03S
Q2
BSC119
N03S
Q2
BSC119
N03S
V
2V
REF
RT8205L/M
www.richtek.com
3