TLE4252(2007) 데이터 시트보기 (PDF) - Infineon Technologies

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TLE4252
(Rev.:2007)

Tracking Regulator

Infineon Technologies 

TLE 4252

Table 4

Electrical Characteristics

VI = 13.5 V; 1.5 V ≤ VADJ ≤ VI - 0.6 V; -40 °C < Tj < 150 °C; unless otherwise specified

Parameter

Symbol

Limit Values Unit Test Condition

Min. Typ. Max.

Regulator Performance, Tracker Output Q

Output voltage

ΔVQ

-10 –

10 mV 4.5 V < VI < 26 V;

tracking accuracy

1 mA < IQ < 200 mA;

ΔVQ = VADJ - VQ

Output voltage

ΔVQ

-10 –

10 mV 3.5 V < VI < 32 V;

tracking accuracy

10 mA < IQ < 100 mA;

ΔVQ = VADJ - VQ

-25 –

25 mV 3.5 V < VI < 4.5 V;

1 mA < IQ < 200 mA;

Drop voltage

Vdr

–

280 600 mV IQ = 200 mA;

VADJ > 3.5 V;

VEN

=

VEN,

1)

on

Output current

IQ

250 350 500 mA VQ = 5.0 V2)

Output capacitor

CQ

10 –

–

μF 0 ≤ ESR ≤ 5 Ω at

10 kHz

Current consumption Iq

–

Iq = II - IQ

Current consumption Iq

–

Iq = II - IQ

Quiescent current

Iq

–

(stand-by)

Iq = II - IQ

Reverse current

Ir

–

Load regulation

ΔVQ

–

Line regulation

ΔVQ

–

Power supply ripple PSSR –

rejection

10 25 mA IQ = 200 mA;

VQ = 5 V

100 150 μA

IQ < 100 μA;

Tj < 85 °C; VEN = 5 V

0

2

μA VEN = 0 V;

VEN/ADJ = 0 V;

Tj < 85 °C

0.5 5

mA VQ = 16 V; VI = 0 V

–

10 mV 1 mA < IQ < 200 mA

–

10 mV 5 V < VI < 32 V;

IQ = 5 mA

60 –

dB fI, ripple = 100 Hz;

VI, ripple = 0.5 Vpp3)

Data Sheet

6

Rev. 1.4, 2007-03-20

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