TLE4299G(2004) 데이터 시트보기 (PDF) - Infineon Technologies

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TLE4299G
(Rev.:2004)

5-V Low Drop Fixed Voltage Regulator

Infineon Technologies 

TLE 4299

Table 4

Characteristics (cont’d)

VI = 13.5 V; Tj = -40 °C < Tj < 150 °C

Parameter

Symbol Limit Values Unit Measuring Condition

Min. Typ. Max.

Reset Generator

Switching threshold

Reset pull-up

Reset low voltage

Vrt

4.50 4.60 4.80 V

RRO

10 20 40 kΩ

VR

– 0.17 0.40 V

External reset pull-up

VR ext

5.6 –

–

kΩ

Delay switching threshold VDT

1.5 1.85 2.2 V

Switching threshold

VST

0.35 0.50 0.60 V

Reset delay low voltage VD

– – 0.1 V

Charge current

Ich

4.0 8.0 12.0 µA

Reset delay time

td

17 28 35 ms

Reset reaction time

trr

0.5 1.2 3.0 µs

Reset adjust switching

threshold

VRADJ TH 1.26 1.36 1.44 V

–

–

VQ < 4.5 V;

internal RRO; IR = 1 mA

Pull-up resistor to Q

–

–

VQ < VRT

VD = 1 V

CD = 100 nF

CD = 100 nF

VQ > 3.5 V

Input Voltage Sense

Sense threshold high

Sense threshold low

Sense input switching

hysteresis

VSI high 1.34 1.45 1.54 V

VSI low 1.26 1.36 1.44 V

VSI HYST 50 90 130 mV

–

–

VSI HYST = VSI high - VSI low

Sense output low voltage VSO low –

0.1 0.4 V

VSI < 1.20 V; Vi > 4.2 V;

ISO = 0

External SO pull-up

resistor

RSO ext 5.6 –

–

kΩ –

Sense pull-up

RSO

10 20 40 kΩ –

Sense input current

ISI

-1 0.1 1 µA –

Sense high reaction time tpd SO LH – 2.4 2.9 µs –

Sense low reaction time tpd SO HL – 1.7 2.1 µs –

1) Drop voltage = VI - VQ (measured when the output voltage has dropped 100 mV from the nominal value

obtained at 13.5 V input.)

Data Sheet

10

Rev. 1.1, 2004-01-01

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