TLE4253 datasheet(8/22 Pages) INFINEON

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TLE4253

Electrical Characteristics

Data Sheet

Rev. 1.2, 2009-11-09

5.1.7

Dropout Voltage

dr = VI - VQ

–

280

600

Q = 200 mA

5.1.8

Output Current Limitation

Q,max

251

400

600

Q = (VADJ - 0.1 V);

ADJ/EN = 5 V

5.1.9

Reverse Current

-10

-5.5

–

I = 0 V;

Q = 16 V;

ADJ/EN = 5 V

5.1.10 Reverse Current

at Negative Input Voltage

-5

-2

–

I = -16 V;

Q = 0 V;

ADJ/EN = 5 V

Feedback Input FB:

5.1.11 Feedback Input Biasing

Current

0.1

0.5

µA

FB = 5 V

Overtemperature Protection:

5.1.12 Junction Temperature

Equilibrium

j,eq

151

–

200

°C

j increasing due to power

dissipation generated by the

IC1)

1) Parameter not subject to production test; specified by design.

2) Measured when the output voltage

VQ has dropped 100 mV from its nominal value.

Table 1

Electrical Characteristics Tracking Regulator

I = 13.5 V; VADJ/EN ≥ 2.0 V; VFB = VQ; -40 °C ≤ Tj ≤ 150 °C;

all voltages with respect to ground (unless otherwise specified).

Pos.

Parameter

Symbol

Limit Values

Unit

Test Condition

Min.

Typ.

Max.

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