RT9011_11 Datasheet, PDF (2/15 Pages) Richtek Technology Corporation – Portable Power Management 300mA Dual LDO Regulator

RT9011
Pin Configurations
VOUT1 VIN EN1
6
5
4
2
3
VOUT2 GND EN2
TSOT-23-6
VIN 1
EN1 2
EN2 3
NC 4
GND
9
8 VOUT1
7 VOUT2
6 NC
5 GND
WDFN-8L 2x2
(TOP VIEW)
VIN 1
EN1 2
EN2 3
NC ⁴
NC ⁵
GND
11
10 VOUT1
9 VOUT2
8 NC
7 NC
GND
VIN 1
EN1 2
EN2 3
NC 4
GND
9
8 VOUT1
7 NC
6 GND
5 VOUT2
VIN ¹
6 _VOUT1
EN1 2 GND 5 VOUT2
EN2 3
7 _{4 GND}
WDFN-10L 3x3
WDFN-8L 3x3
WDFN-6L 1.6x1.6
Typical Application Circuit
V_IN
C_IN
1uF
Chip Enable
VIN
VOUT1
RT9011
EN1
VOUT2
EN2
GND
C_OUT1
1uF
V_OUT1
C_OUT2
1uF
V_OUT2
Functional Pin Description
Pin No.
WDFN-8L WDFN-10L WDFN-8L WDFN-6L Pin Name
TSOT-23-6 _2x2
3x3
3x3 1.6x1.6
Pin Function
5
1
1
1
1 VIN
Supply Input.
4
2
2
2
2 EN1
Chip Enable1 (Active High).
3
3
3
3
3 EN2
Chip Enable2 (Active High).
5,
6,
6,
4,
Common Ground. The exposed pad must be
2
Exposed Exposed Exposed Exposed GND
soldered to a large PCB and connected to
Pad (9) Pad (11) Pad (9) Pad (7)
GND for maximum power dissipation.
1
7
9
5
5 VOUT2 Channel 2 Output Voltage.
6
8
10
8
6 VOUT1 Channel 1 Output Voltage.
--
4, 6 4, 5, 7, 8 4, 7
-- NC
No Internal Connection.
www.richtek.com
2
DS9011-08 April 2011