L78L08 查看數據表（PDF） - STMicroelectronics

零件编号

产品描述 (功能)

比赛名单

L78L08

Positive voltage regulators

STMicroelectronics 

L78L

Symbol

VO

VO

∆VO

∆VO

Id

∆Id

eN

SVR

Vd

Electrical characteristics

Refer to the test circuits, TJ = 0 to 125 °C (AC) TJ = -40 to 125 °C (AB), VI =19 V,

IO = 40 mA, CI = 0.33 μF, CO = 0.1 μF unless otherwise specified.

Table 18: Electrical characteristics of L78L12AB and L78L12AC

Parameter

Test conditions

Min. Typ. Max. Unit

Output voltage

Output voltage

Line regulation

Load regulation

Quiescent current

Quiescent current change

Output noise voltage

Supply voltage rejection

Dropout voltage

TJ = 25 °C

IO = 1 to 40 mA, VI = 14.5 to 27 V

IO = 1 to 70 mA, VI = 19 V

VI = 14.5 to 27 V, TJ = 25 °C

VI = 16 to 27 V, TJ = 25 °C

IO = 1 to 100 mA, TJ = 25 °C

IO = 1 to 40 mA, TJ = 25 °C

TJ = 25 °C

TJ = 125 °C

IO = 1 to 40 mA

VI = 16 to 27 V

B = 10 Hz to 100 kHz, TJ = 25 °C

VI = 15 to 25 V, f = 120 Hz

IO = 40 mA, TJ = 25 °C

11.5 12 12.5 V

11.4

12.6

V

11.4

12.6

250

mV

200

100

mV

50

6.5 mA

6

mA

0.1

mA

1.5

80

µV

37 42

dB

1.7

V

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