L78S05C datasheet(16/39 Pages) STMICROELECTRONICS

Nome de Peças	L78S05C

Descrição Electrónicos	2 A positive voltage regulators

PDF	39 Pages

Scroll/Zoom	100%

Fabricante Electrônico	STMICROELECTRONICS [STMicroelectronics]

Página de início	http://www.st.com

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Electrical characteristics

L78Sxx, L78SxxC

16/39

Doc ID 2148 Rev 4

Refer to the test circuits, TJ = 25 °C, VI = 14 V, IO = 500 mA, unless otherwise specified.

Table 14.

Electrical characteristics of L78S09C

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

Output voltage

8.65

9.35

Output voltage

IO = 1 A, VI = 11 V

8.6

9.4

ΔVO

Line regulation

VI = 11 to 25 V

130

VI = 11 to 20 V

ΔVO

Load regulation

IO = 20 mA to 1.5 A

170

IO = 2 A

100

Quiescent current

ΔIQ

Quiescent current change

IO = 20 mA to 1 A

0.5

VI = 11 to 25 V, IO = 20 mA

1.3

ΔVO/ΔT Output voltage drift

IO = 5 mA, TJ = 0 °C to 70 °C

-1

mV/°C

Output noise voltage

B = 10 Hz to 100 kHz

µV

SVR

Supply voltage rejection

f = 120 Hz

Operating input voltage

IO ≤ 1 A

Output resistance

f = 1 kHz

Isc

Short circuit current

VI = 27 V

500

Iscp

Short circuit peak current

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