NJM2340
■BLOCK DIAGRAM
V+
8
VREF
1V
0.15V
VREF
7
ERROR AMP
CURRENT
SENSE AMP
1
2
IN1
IN2
CT
6
OSC
OUT
5
PWM
3
4
F.B
GND
■ABSOLUTE MAXIMUM RATINGS (Ta=25°C )
PARAMETER
Maximum Supply Voltage
SYMBOL
V+
RATINGS
36
Output Sink Current
Power Dissipation
ISINK
15
PD
(DMP8) 300
(TVSP8) 320
Operating Temperature Range Topr
Storage Temperature Range
Tstg
-40 ∼ +85
-50 ∼ +150
UNIT
V
mA
mW
°C
°C
■RECOMMENDED OPERATING CONDITIONS (Ta=25°C)
PARAMETER
Supply Voltage
Oscillation Frequency
Oscillator Timing Resistance
SYMBOL
V+
fosc
RT
MIN.
3.6
20
20
MAX.
32
500
100
UNIT
V
kHz
kΩ
-2-