TLE4251G 데이터 시트보기 (PDF) - Infineon Technologies

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TLE4251G

Low Drop Voltage Tracker

Infineon Technologies 

TLE 4251

Operating Range

Parameter

Input voltage

Adjust input voltage

Adjust input voltage

Enable input voltage

Junction temperature

1) VI > VADJ + VDR

Symbol Limit Values

VI

VADJ

VADJ

VEN

Tj

min.

41)

2.5

0

0

– 40

max.

40

40

2.5

40

150

Unit

V

V

V

V

°C

Remarks

–

–

VQ ≤ VADJ + ∆VQ

–

–

Electrical Characteristics

VI = 13.5 V; 2.5 V ≤ VADJ ≤ VI – 0.5 V; – 40 °C < Tj < 150 °C; unless otherwise specified

Parameter

Symbol Limit Values Unit Test Condition

min. typ. max.

Output

Output voltage tracking ∆VQ

accuracy

∆VQ = VADJ – VQ

Output voltage tracking ∆VQ

accuracy

Output voltage tracking ∆VQ

accuracy

Drop voltage

Vdr

Output current

IQ

Output capacitor

CQ

Current consumption

Iq

Iq = II – IQ

Current consumption

Iq

Iq = II – IQ

– 10 –

10 mV VI < 13.5 V;

– 40 °C< Tj < 125 °C;

1 mA < IQ < 300 mA

– 10 –

10 mV 6 V < VI < 40 V

5 mA < IQ < 200 mA

– 25 –

25 mV 6 V < VI < 28 V

1 mA < IQ < 300 mA

–

280 520 mV IQ = 300 mA;

VADJ > 4 V;

Enable ON;1)

400 450 800 mA Tj ≤ 125 °C1)

22 –

–

µF ESR ≤ 3 Ω

at 10 kHz

–

10 20 mA IQ = 300 mA

–

230 300 µA IQ < 1 mA

Tj < 85 °C

VEN in ON state

Data Sheet Rev. 2.4

5

2001-05-07

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