L4916 datasheet(3/8 Pages) STMICROELECTRONICS

3 / 8 page

ELECTRICAL CHARACTERISTICS (Tamb =25

°C; Vi = 13.5V, testcircuit of fig.1, unlessotherwisespecified)

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

Input Voltage

Output Voltage

Vi =12 to18 V

IO = 5 to 150 mA

8.1

8.5

8.9

∆VI/O

Controlled

Input-output

Dropout

Voltage

Vi = 5 to 10 V

IO = 5 to 150 mA

1.6

2.1

∆VO

Line Regulation

Vi =12 to18 V

IO =10 mA

120

∆VO

Load Regulation

IO = 5 to 250 mA

ton =30

µs

toff =

≥ 1ms

100

∆VO

Load Regulation

(filter mode)

Vi = 8.5 V

IO = 5 to 150 mA

ton =30

µs

toff =

≥ 1ms

150

250

Quiescent Current

IO =5 mA

∆Iq

Quiescent Current Change

Vi = 6 to 18 V

IO = 5 to 150 mA

0.05

∆VO

∆T

Output Voltage Drift

IO = 10 mA

1.2

mV/

°C

SVR

Supply Voltage Rejection

Viac =1 Vrms

f = 100 Hz

IO = 150 mA

VIDC =12 to18 V

VIDC = 6 to 11 V

35(*)

ISC

Short Circuit Current

250

300

Ton

Switch On Time

IO = 150 mA

Vi = 5 to 11 V

Vi =11 to18 V

500(*)

300

Thermal

Shutdown

Junction

Temperature

145

°C

( *) D epending of the C FT capaci tor.

Figure 1 : Test and Application Circuit.

L4916

3/8

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