NJM2368
■ELECTRICAL CHARACTERISTICS (V+=6V, RT=33kΩ, CT=1,000pF, Ta=25°C)
PWM COMPARATE BLOCK
PARAMETER
Input Threshold Voltage
(F.B Pin)
Input Threshold Voltage
(F.B Pin)
Maximum Duty Cycle
SYMBOL
RATINGS
VTH0 duty·cycle=0%
VTH50 duty·cycle=50%
αM F.B Pin=1.2V
MIN.
–
–
55
SOFT START CIRCUIT BLOCK
PARAMETER
SYMBOL
RATINGS
Input Bias Current (CS Pin)
Input Threshold Voltage
(CS Pin)
Input Threshold Voltage
(CS Pin)
IBCS
VTHCS0 duty·cycle=0%
VTHCS50 duty·cycle=50%
MIN.
–
–
–
SHORT CIRCUIT PROTECTION
PARAMETER
SYMBOL
RATINGS
Input Threshold Voltage
(F.B Pin)
Charge Current
(CS Pin)
Latch mode Threshold Voltage
(CS Pin)
VTHPC
ICHG
VTHLA
CS Pin=0V, F.B Pin=2V
MIN.
1.20
10
1.20
UNDER VOLTAGE LOCKOUT
PARAMETER
ON Threshold Voltage
OFF Threshold Voltage
Hysteresis Voltage
SYMBOL
VTHON
VTHOFF
VHYS
RATINGS
MIN.
–
–
60
OUTPUT
PARAMETER
H-Output Voltage (OUT Pin)
L-Output Voltage (OUT Pin)
Output Source Current
(OUT Pin)
SYMBOL
RATINGS
VOH RL=10kΩ
VOL Output Sink Current =20mA
ISOURCE OUT Pin=0V
MIN.
3.50
–
8
GENERAL CHARACTERISTIC
PARAMETER
Quiescent Current
Average Quiescent Current
SYMBOL
RATINGS
ICCLA
ICCAV
Latch Mode
RL=∞, duty·cycle=50%
MIN.
–
–
TYP. MAX. UNIT
0.55
0.65
V
0.87
–
V
64
85
%
TYP. MAX. UNIT
250
650 nA
0.25
0.35
V
0.52
–
V
TYP. MAX. UNIT
1.50
1.80
V
30
50
uA
1.50 1.80
V
TYP. MAX. UNIT
2.70
–
V
2.52
–
V
180
–
mV
TYP. MAX. UNIT
4.00
–
V
0.25
0.65
V
11
–
mA
TYP. MAX. UNIT
1.6
2.2 mA
3.5
4.8 mA
Ver.2004-06-03
-3-