ncp1404sn50t1 ON Semiconductor, ncp1404sn50t1 Datasheet - Page 2
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ncp1404sn50t1
Manufacturer Part Number
ncp1404sn50t1
Description
350 Ma Pwm/pfm Step-up Dc-dc Converter With Low Battery Detector
Manufacturer
ON Semiconductor
Datasheet
1.NCP1404SN50T1.pdf
(8 pages)
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