FAN4603 Fairchild Semiconductor, FAN4603 Datasheet - Page 2

• Manufacturer Part Number: FAN4603
• Description: The FAN4603 is a fully integrated synchronous DC/DC buck converter that provides up to 600mA of output current over an input voltage ranging from 2
• Manufacturer: Fairchild Semiconductor

© 2009 Fairchild Semiconductor Corporation
FAN4603 • Rev. 1.0.1
Typical Application
Pin Configuration
Pin Definitions
Pin #
P1
1
2
3
4
5
6
Figure 2. MLP 4.0 x 2.5 mm (Top View)
Name
VOUT
GND
GND
VIN
SW
EN
FB
Description
Input Voltage. Connect to input power source
Enable. The device is in shutdown mode when voltage to this pin is <0.4V and enabled when >1.2V.
Do not leave this pin floating.
Switching Node. Leave this pin floating.
Output Voltage. Connect to Load.
Feedback/V
Ground. Power and IC ground. All signals are referenced to this pin.
Optional Ground Connection. Not typically used.
OUT
. This pin must be shorted directly to VOUT (Pin 4).
Figure 1. Typical Application
2
Figure 3. 3D Package View
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