LM7805 datasheet(3/28 Pages) FAIRCHILD

No de pièce	LM7805

Description	3-TERMINAL 1A POSITIVE VOLTAGE REGULATORS

PDF	28 Pages

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Fabricant	FAIRCHILD [Fairchild Semiconductor]

Site Internet	http://www.fairchildsemi.com

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

LM7806/I/R/RI ELECTRICAL CHARACTERISTICS

(Refer to test circuit, TMIN <TJ <TMAX, IO=500mA, VI= 11V CI= 0.33

µF, C

O= 0.1

µF, unless otherwise specified)

* TMIN <TJ <TMAX

LM78XXI/RI: TMIN= - 40

°C, T

MAX = +125

°C

LM78XX/R: TMIN= 0

°C, T

MAX= +125

°C

* 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.

LM7806I

LM7806

Min

Typ

Max

Min

Typ

Max

TJ =+25

°C

5.75

6.0

6.25

5.75

6.0

6.25

Output Voltage

VO

5.0mA

≤ I

O

≤1.0A, P

D

≤ 15W

VI = 8.0V to 21V

VI = 9.0V to 21V

5.7

6.0

6.3

5.7

6.0

6.3

V

VI = 8V to 25V

5

120

5

120

VI = 9V to 13V

1.5

60

1.5

60

IO =5mA to 1.5A

9

120

9

120

IO =250mA to750A

3

60

3

60

Quiescent Current

IQ

TJ =+25

°C

5.0

8

5.0

8

mA

IO = 5mA to 1A

0.5

Quiescent Current Change

∆I

Q

VI = 8V to 25V

1.3

mA

VI = 9V to 25V

1.3

Output Voltage Drift

∆V

O/

∆T IO = 5mA

-0.8

mV/

°C

Output Noise Voltage

VN

f = 10Hz to 100Khz, TA =+25

°C

45

µV/V

O

Ripple

Rejection

RR

f = 120Hz

VI = 9V to 19V

59

75

59

75

dB

Dropout Voltage

VD

IO = 1A, TJ =+25

°C

2

V

Output Resistance

RD

f = 1KHz

19

m

Ω

Short Circuit Current

ISC

VI= 35V, TA=+25

°C

250

mA

Peak Current

IPK

TJ =+25

°C

2.2

A

Line Regulation

Load Regulation

∆V

O

∆V

O

TJ=+25

°C

TJ=+25

°C

mV

Characteristic

Symbol

Test Conditions

Unit

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