L7812ABP datasheet(7/28 Pages) STMICROELECTRONICS

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L7800AB/AC series

Electrical characteristics

7/28

Table 4.

Electrical characteristics of L7806A (VI = 11V, IO=1A, TJ = 0 to 150°C (L7806AC),

TJ = -40 to 125°C (L7806AB), unless otherwise specified)

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

Output voltage

TJ = 25°C

5.88

6.12

Output voltage

IO = 5mA to 1A, PO ≤15W

VI = 8.6 to 21V

5.7666.24

∆VO (1) Line regulation

VI = 8.6 to 25V, IO = 500 mA

VI = 9 to 13V

VI = 9 to 13V, TJ = 25°C

VI = 8.3 to 21V, TJ = 25°C

∆VO (1) Load regulation

IO = 5mA to 1A

100

IO = 5mA to 1.5A, TJ = 25°C

100

IO = 250 to 750mA

Quiescent current

TJ = 25°C

4.3

6mA

∆Iq

Quiescent current change

VI = 9 to 25V, IO = 500 mA

0.8

VI = 8.6 to 21V, TJ = 25°C

0.8

IO = 5mA to 1A

0.5

SVR

Supply voltage rejection

VI = 9 to 19V, f = 120Hz, IO = 500mA

Dropout voltage

IO = 1A, TJ = 25°C

Output noise voltage

TA = 25°C, B =10Hz to 100KHz

µV/VO

Output resistance

f =1KHz

Ω

Isc

Short circuit current

VI = 35V, TA = 25°C

0.2

Iscp

Short circuit peak current

TJ = 25°C

2.2

∆VO/∆T Output voltage drift

-0.8

mV/°C

Load and line regulation are specified at constant junction temperature. Changes in VO due to heating effects must be

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

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