TLE4470GS datasheet(10/24 Pages) INFINEON

10 / 24 page

Data Sheet

Rev. 1.2, 2008-03-20

TLE 4470

Main-Regulator

Output 2

Output voltage

tracking accuracy

∆V

Q2 =

Q2 - VQ1

-25

5 mA <

Q2 < 100 mA;

6 V <

I2 < 40 V

Output voltage

tracking accuracy

∆V

Q2 =

Q2 - VQ1

-25

5 mA <

Q2 < 250 mA;

7 V <

I2 < 28 V

Adjust input current

ADJ2

-1

–

µA–

Output current

limitation

350

500

–

Output drop voltage

DRQ2 = VI2 - VQ2

DRQ2

–

300

600

Q2 = 200 mA

Current Consumption

Quiescent current;

q = II - IQ

–7

Q2 = 200 mA;

Q1 = 300 µA

Quiescent current;

q = II - IQ

–

250

500

µA

Q2 = IQ1 = 300 µA;

j = 25 °C

Regulator Performance

Load regulation

∆V

Q2,Lo

–

5 mA <

Q2 < 200 mA;

Line regulation

∆V

Q2,Li

–5

Q2 = 5 mA;

6 V <

I2 < 28 V

Power Supply Ripple

Rejection

PSRR

–60

–

20 Hz <

r < 20 kHz;

r = 5 Vpp

Temperature output

voltage drift

∆V

Q2/∆T

–

0.5

–

mV/

–

I2/dt stability

4.5

–

5.5

no reset occurs

Value of output

capacitance

–

µF–

ESR of output

capacitance

ESR

CQ2

––

Ω

at 10 kHz

Table 5

Electrical Characteristics (cont’d)

I1 = VI2 = 14 V; VDIS < VDISL; -40 °C < Tj < 150 °C; unless otherwise specified

Parameter

Symbol

Limit Values

Unit

Test Condition

Min.

Typ.

Max.

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