zxld1601 Zetex Semiconductors plc., zxld1601 Datasheet - Page 4

• Manufacturer Part Number: zxld1601
• Description: Zxld1601 - Adjustable Dc-dc Boost Converter With Internal Switch In Sc70
• Manufacturer: Zetex Semiconductors plc.

PIN DESCRIPTION
BLOCK DIAGRAM
ZXLD1601
Pin No.
S E M I C O N D U C T O R S
1
2
3
4
5
6
Name
LX
GND
FB
EN
V
V
SENSE
IN
Description
Output of NDMOS switch
Ground (0V)
Feedback pin for voltage control loop
Nominal voltage 1.025V
Enable input (active high to turn on device)
Also used to adjust output current by PWM signal.
Connect to V
Output voltage sense
Input voltage (2.5V to 5.5V). Decouple with
capacitor close to device.
in
for permanent operation.
4
ISSUE 3 - AUGUST 2004