NJM2806

-1 -

Ver.2004-01-19

Low Dropout Voltage Regulator with Reset

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GENERAL DISCRIPTION

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PACKAGE OUTLINE

The NJM2806 is a low dropout voltage regulator with reset

function.

It provides up to 500mA of logic supply, and the reset function

monitors input voltage of the regulator with 1% accuracy. It is

suitable for local power supply and reset for small micro

controller and other logic chips.

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FEATURES

"

Output Voltage Accuracy

Vo

±1.0%

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Reset Voltage Accuracy

±1.0%

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Reset Hold Time

td

= 10mS±1.0mS

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Ripple Rejection

75dB typ. (f=1kHz)

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Quiescent Current

=330µA (typ.)

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Input Voltage Monitor type

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Open Collector Output

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Internal Short Circuit Current Limit

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Internal Thermal Overload Protection

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Bipolar Technology

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Package Outline

TO-252-5

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OUTPUT VOLTAGE/ DETECTION VOLTAGE

Device Name

Output Voltage

Detection Voltage

NJM2806DL2-2528

2.5V

2.8V

NJM2806DL2-3342

3.3V

4.2V

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EQUIVALENT CIRCUIT

GND

Thermal

Protection

Bandgap

Reference

Cd

NJM2806DL2

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PIN CONFIGURATION

3.GND

5.Cd

NJM2806DL2

12 34 5

3

12 34 5

3