LM7818I Просмотр технического описания (PDF) - Fairchild Semiconductor

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LM7818I

3-TERMINAL 1A POSITIVE VOLTAGE REGULATORS

Fairchild Semiconductor 

LM78XX (KA78XX, MC78XX) FIXED VOLTAGE REGULATOR (POSITIVE)

LM7810A/RA ELECTRICAL CHARACTERISTICS

(Refer to the test circuits. TJ = 0 to+125 °C, IO = 1A, V I = 16V, C I = 0.33µF, CO = 0.1µF, unless otherwise specified)

Characteristic

Output Voltage

Line Regulation

Load Regulation

Quiescent Current

Quiescent Current Change

Output Voltage Drift

Output Noise Voltage

Ripple Rejection

Dropout Voltage

Output Resistance

Short Circuit Current

Peak Current

Symbol

Test Conditions

Min

Typ

TJ =+25 °C

9.8

10

VO

IO = 5mA to 1A, PD ≤ 15W

VI =12.8 to 25V

9.6

10

VI= 12.8 to 26V

IO = 500mA

8

∆VO VI= 13to 20V

4

TJ =+25 °C VI= 12.5V to 25V

8

VI= 13V to 20V

3

TJ =+25 °C

12

∆VO

IO = 5mA to 1.5A

IO = 5mA to 1.0A

12

IO = 250 to 750mA

5

IQ

TJ =+25 °C

5.0

VI = 13V to 26V, TJ=+25 °C

∆IQ VI = 12.8V to 25V, IO = 500mA

IO = 5mA to 1.0A

∆V/∆T IO = 5mA

-1.0

f = 10Hz to 100KHz

VN

TA =+25 °C

10

RR

f = 120Hz, IO = 500mA

VI = 14V to 24V

62

VD

IO = 1A, TJ =+25 °C

2.0

RO

f = 1KHz

17

ISC

VI= 35V, TA =+25 °C

250

IPK

TJ=+25 °C

2.2

Max

10.2

10.4

100

50

100

50

100

100

50

6.0

0.5

0.8

0.5

Unit

V

mV

mV

mA

mA

mV °C

µV/VO

dB

V

mΩ

mA

A

* Load and line regulation are specified at constant, junction temperature. Change in VO due to heating effects must be taken

into account separately. Pulse testing with low duty is used.

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