RT8205A RICHTEK [Richtek Technology Corporation], RT8205A Datasheet - Page 2

• Manufacturer Part Number: RT8205A
• Description: High Efficiency, Main Power Supply Controllers for Notebook Computers
• Manufacturer: RICHTEK [Richtek Technology Corporation]

www.richtek.com
2
RT8205A/B/C
Marking Information
RT8205AGQW
Pin Configurations
Typical Application Circuit
For Fixed Voltage Regulator
Copyright
ENTRIP1
ENTRIP2
TONSEL
CJ=YM
REF
FB1
FB2
DNN
©
2012 Richtek Technology Corporation. All rights reserved.
1
2
3
4
5
6
WQFN-24L 4x4
24
7
23
RT8205A
8
CJ= : Product Code
YMDNN : Date Code
GND
22
9 10
21 20 19
25
11
12
BSC119
BSC119
N03S
N03S
18
17
16
15
14
13
Q1
Q3
OFF
NC
VREG5
VIN
GND
SKIPSEL
EN
ON
ENTRIP1
ENTRIP2
RT8205BGQW
TONSEL
CK=YM
REF
FB1
FB2
16
21
22
20
19
24
14
13
2
5
3
4
DNN
VIN
UGATE1
BOOT1
PHASE1
LGATE1
VOUT1
REF
TONSEL
SKIPSEL
EN
FB1
FB2
1
2
3
4
5
6
WQFN-24L 4x4
(TOP VIEW)
24
7
RT8205B
RT8205A
23
8
GND
CK= : Product Code
YMDNN : Date Code
22
9 10
21 20 19
ENTRIP1
ENTRIP2
25
UGATE2
PHASE2
11
LGATE2
PGOOD
BOOT2
VREG5
VREG3
VOUT2
12
GND
is a registered trademark of Richtek Technology Corporation.
18
17
16
15
14
13
10
9
11
12
7
17
23
8
1
6
15, Exposed Pad (25)
LG1_CP
VREG5
VIN
PGND
SKIPSEL
EN
ENTRIP1
ENTRIP2
RT8205CGQW
TONSEL
CL=YM
REF
FB1
FB2
Q4
BSC119
Q2
BSC119
N03S
N03S
DNN
DS8205A/B/C-06 July 2012
1
2
3
4
5
6
WQFN-24L 4x4
24
7
RT8205C
23
8
CL= : Product Code
YMDNN : Date Code
GND
22
9 10
21 20 19
25
11
12
18
17
16
15
14
13
SECFB
VREG5
VIN
PGND
SKIPSEL
EN