NJM2340
HIGH PRECISION DC/DC CONVERTER CONTROL IC
■GENERAL
DESCRIPTION
NJM2340
is a high precision DC/DC converter control IC
with current sense amplifier.
It uses a low side current sensing which reduces external
components and improves accuracy.
It is applicable for a wide range of application since it
features high operating voltage and small outline packages.
■PACKAGE
OUTLINE
NJM2340M
NJM2340RB1
■FEATURES
●PWM
switching control
●Operating
Voltage
(3.6 to 32V)
●Wide
Oscillator Range
(20kHz to 500 kHz)
●Duty
Cycle
(0% to 100%)
●Current
Sensing Amplifier
●High
Precision Reference Voltage
Voltage Detect: 1V±1.5%
Current Detect: 150mV±4%
●Bipolar
Technology
●Package
Outline
DMP8, TVSP8
■PIN
CONFIGURATION
1
2
3
4
8
7
6
5
NJM2340M
NJM2340RB1
Pin Function
1.IN1
2.IN2
3.F.B
4.GND
5.OUT
6.CT
7.V
REF
8.V
+
Ver 2.0
- 1 -