PAM2306
Dual High-Efficiency PWM Step-Down DC-DC Coverter
Pin Configuration and Marking Information
TOP VIEW
WDFN-12L 3x3
v1: Output Voltage 1
v2: Output Voltage 2
(refer to “Ordering
Information”)
X: Internal Code
Y: Year
W: Week
VIN2
LX2
EN2
NC2
FB2
GND
LX1
12
11
10
9
1
2
3
4
5
6
GND
FB1
NC1
EN1
2306v1v2
XXXYW
8
7
VIN1
GND
(Exposed Pad)
Pin No.
Pin Name
VIN2
Pin Function
1
Power Input of Channel 2.
2
LX2
Pin for Switching of Channel 2.
3,9,
Ground.The exposed pad must be soldered to a large PCB and connected to
GND for maximum power dissipation.
Feedback of Channel 1.
GND
Exposed Pad
4
5,11
6
FB1
NC1,NC2
EN1
No Connection
Chip Enable of Channel 1 (Active High). V
Power Input of Channel 1.
≤V
EN1 IN1.
7
VIN1
LX1
8
Pin for Switching of Channel 1.
Feedback of Channel 2.
10
12
FB2
EN2
Chip Enable of Channel 2 (Active High). V ≤V
EN2 IN2.
Power Analog Microelectronics,Inc
www.poweranalog.com
07/2008 Rev 1.0
3
PAM [ POWER ANALOG MICOELECTRONICS ]
