TLE4470 View Datasheet(PDF) - Infineon Technologies

Part Name

Description

View to exact match

TLE4470

Dual Low-Drop Voltage Regulator

Infineon Technologies 

TLE 4470

Table 5

Electrical Characteristics (cont’d)

VI1 = VI2 = 14 V; VDIS < VDISL; -40 °C < Tj < 150 °C; unless otherwise specified

Parameter

Symbol

Limit Values Unit Test Condition

Min. Typ. Max.

Main-Regulator

Output 2

Output voltage

∆VQ2 = -25 5

25

tracking accuracy VQ2 - VQ1

Output voltage

∆VQ2 = -25 5

25

tracking accuracy VQ2 - VQ1

Adjust input current IADJ2

-1 – 1

Output current

IQ2

limitation

350 500 –

mV 5 mA < IQ2 < 100 mA;

6 V < VI2 < 40 V3)

mV 5 mA < IQ2 < 250 mA;

7 V < VI2 < 28 V3)

µA –

mA 1)

Output drop voltage VDRQ2

–

300 600 mV IQ2 = 200 mA1)

VDRQ2 = VI2 - VQ2

Current Consumption

Quiescent current; Iq

Iq = II - IQ

Quiescent current; Iq

Iq = II - IQ

Regulator Performance

–

7

15 mA IQ2 = 200 mA;

IQ1 = 300 µA

–

250 500 µA IQ2 = IQ1 = 300 µA;

Tj = 25 °C

Load regulation

Line regulation

∆VQ2,Lo –

∆VQ2,Li

–

Power Supply Ripple PSRR –

Rejection

Temperature output ∆VQ2/∆T –

voltage drift

5

25 mV 5 mA < IQ2 < 200 mA;

5

20 mV IQ2 = 5 mA;

6 V < VI2 < 28 V

60

–

dB 20 Hz < fr < 20 kHz;

Vr = 5 Vpp

0.5 – mV/ –

K

dVI2/dt stability

VQ2

4.5 –

5.5 V no reset occurs3)

Value of output

CQ2

10 –

– µF –

capacitance

ESR of output

capacitance

ESRCQ2 –

–

10 Ω at 10 kHz

Data Sheet

10

Rev. 1.2, 2008-03-20

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