鈻?/div>
GENERAL DISCRIPTION
The NJM2801 is a low dropout voltage regulator with
reset function.
It provides up to
150mA
of logic supply, and the reset
function monitors either input or output voltage of the
regulator with 2% accuracy.
It is suitable for local power supply and reset for small
micro controller and other logic chips.
鈻?/div>
PACKAGE OUTLINE
NJM2801F**
NJM2801U**
鈻?/div>
FEATURES
鈻?/div>
PIN CONFIGURATION
( MTP-5 )
1
2
3
4
5
鈥?/div>
Output Voltage Accuracy Vo
= 鹵2.2%
鈥?/div>
Reset Output Voltage
V
ORH
=
3.3V(typ.)
鈥?/div>
Reset Hold Time
td
=
10mS鹵2.5mS
鈥?/div>
Ripple Rejection
RR=60dB (typ.)
鈥?/div>
Quiescent Current
I
Q
=300碌A(chǔ)(max.)
鈥?/div>
Open Collector Output
鈥?/div>
Bipolar Technology
鈥?/div>
Output Voltage Monitor type
鈥?/div>
Package Outline
SOT89(5Pin)/MTP5
鈥?/div>
Protection Circuit
1.Current
limit circuit
2.Thermal overload protection circuit
1.V
IN
2.GND
3.V
OR
4.C
d
5.V
OUT
( SOT-89 )
5
4
1.V
OUT
2.GND
3.Cd
4.V
OR
5.V
IN
1
2
3
鈻?/div>
Output Voltage/Reset Validated Voltage
PART NO
NJM2801-0543
Output Voltage
5.0V
Reset Validated
Voltage
4.3V
鈻?/div>
Block Diaglam
V
IN
Thermal
Protection
V
O
V
OR
Bandgap
Reference
GND
Cd
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