PAM2308
Dual High-Efficiency PWM Step-Down DC-DC Coverter
Pin Configuration and Marking Information
TOP VIEW
WDFN-10L 3x3
EN1
FB1
1
2
3
4
5
10 LX1
v1: Output Voltage 1
v2: Output Voltage 2
(refer to “Ordering
Information”)
X: Internal Code
Y: Year
W: Week
9
8
7
6
GND
VIN1
FB2
2308v1v2
XXXYW
VIN2
GND
LX2
EN2
GND
(Exposed Pad)
Pin No.
Pin Name
Pin Function
1
EN1
Chip Enable of Channel 1 (Active High).V
Feedback of Channel 1.
≤V
EN1
IN1.
2
3
FB1
VIN2
Power Input of Channel 2.
Ground.The exposed pad must be soldered to a large PCB and connected to
GND for maximum power dissipation.
4 9
,
GND
5
LX2
EN2
Pin for Switching of Channel 2.
6
7
Chip Enable of Channel 2 (Active High). V ≤V
EN2
IN2.
FB2
Feedback of Channel 2.
Power Input of Channel 1.
8
VIN1
10
LX1
Pin for Switching of Channel 1.
Power Analog Microelectronics,Inc
www.poweranalog.com
07/2008 Rev 1.0
3
PAM [ POWER ANALOG MICOELECTRONICS ]
