鈻?/div>
GENERAL DISCRIPTION
The NJM2800 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
NJM2800F**
NJM2800U**
鈻?/div>
PIN CONFIGURATION
鈻?/div>
FEATURES
鈥?/div>
Output Voltage Accuracy
鈥?/div>
Reset Voltage Accuracy
鈥?/div>
Reset Hold Time
鈥?/div>
Quiescent Current
鈥?/div>
Open Collector Output
鈥?/div>
Bipolar Technology
鈥?/div>
Input Voltage Monitor type
鈥?/div>
Package Outline
鈥?/div>
Protection Circuit
Vo
= 鹵2.2%
Vreset
= 鹵2.0%
td
=
10mS鹵2.5mS
I
Q
=300碌A(chǔ)
(max.)
( MTP-5 )
1
2
3
4
5
1.V
IN
2.GND
3.V
OR
4.C
d
5.V
OUT
SOT89 (5Pin) / MTP5
1.Current
limit circuit
2.Thermal overload protection circuit
( SOT-89 )
5
4
鈻?/div>
OUTPUT VOLTAGE/RESET VALIDATED VOLTAGE
PART NO
NJM2800-2528
NJM2800-3342
Output Voltage
2.5V
3.3V
Reset Validated
Voltage
2.8V
4.2V
1
2
3
1.V
OUT
2.GND
3.Cd
4.V
OR
5.V
IN
鈻?/div>
BLOCK DIAGLAM
V
IN
Thermal
Protection
V
O
V
OR
Bandgap
Reference
GND
Cd
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