PAM2306D
Dual High-Efficiency PWM Step-Down DC-DC Coverter
Pin Configuration and Marking Information
TOP VIEW
WDFN-12L 3x3
VIN2
LX2
GND
F B1
N C1
1
2
3
4
5
12
11
10
9
8
7
GND
E N2
N C2
F B2
GND
LX1
VIN1
v
1
: Output Voltage 1
v
2
: Output Voltage 2
(refer to “
Ordering
Information”
)
X: Internal Code
Y: Year
W: Week
EN 1 6
(Exposed Pad)
Pin No.
1
2
3,9,
Exposed Pad
4
5,11
6
7
8
10
12
Pin Name
VIN2
LX2
GND
FB1
NC1,NC2
EN1
VIN1
LX1
FB2
EN2
Pin Function
Power Input of Channel 2.
Pin f or Switching of Channel 2.
Ground.The exposed pad must be soldered to a large PCB and connected to
GND f or maximum power dissipation.
Feedback of Channel 1.
No Connection
Chip Enable of Channel 1
(Active
High).V
EN1
≤V
IN1.
Power Input of Channel 1.
Pin for Switching of Channel 1.
Feedback of Channel 2.
Chip Enable of Channel 2
(Active
High).V
EN2
≤V
IN2.
Power Analog Microelectronics
,
Inc
www.poweranalog.com
3
02/2012 Rev1.1
PAM [ POWER ANALOG MICOELECTRONICS ]
