NCP1404 ONSEMI [ON Semiconductor], NCP1404 Datasheet - Page 2

• Manufacturer Part Number: NCP1404
• Description: 350 mA PWM/PFM Step-Up DC-DC Converter with Low Battery Detector
• Manufacturer: ONSEMI [ON Semiconductor]

GND
OUT
2
4
0.8 V to 3.0 V
V
IN
10 mF
REFERENCE
C
VOLTAGE
1
0.5 V
3
V
R
R
DD
LB1
LB2
V
Figure 1. Typical Step–Up Converter Application
DD
SOFT–START
AMPLIFIER
ERROR
Figure 2. Representative Block Diagram
OUT
V
LBI
DD
1
2
3
NCP1404 Series
http://onsemi.com
L
CONTROLLER
OSCILLATOR
REFERENCE
10 mH
PWM/PFM
VOLTAGE
DRIVER
0.4 V
2
LX
6
LBO
5
GND
4
SD
MBRM110LT1
MCU
TO
10 mF
C
2
3.3 V
V
OUT
LX
6
LBI
1
LBO
5