Q67006-A9308 데이터 시트보기 (PDF) - Siemens AG

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Q67006-A9308

Dual Low-Drop Voltage Regulator

Siemens AG 

TLE 4470

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

tracking accuracy

Output voltage

tracking accuracy

VQ2 – VQ1 – 25 5

VQ2 – VQ1 – 25 5

25 mV 5 mA < IQ2 < 100 mA;

6 V < VI2 < 40 V

25 mV 5 mA < IQ2 < 250 mA;

7 V < VI2 < 28 V

see note 2

Adjust input current IADJ2

Output current

IQ2

limitation

–1 – 1

350 500 –

µA –

mA see note 1

Output drop voltage VDRQ2 –

VDRQ2 = VI2 – VQ2

300 600 mV IQ2 = 200 mA; see note 1

Current Consumption

Quiescent current; Iq

Iq = II – IQ

Quiescent current; Iq

Iq = II – IQ

–

7

15 mA IQ2 = 200 mA

IQ1 = 300 µA

–

250 500 µA IQ2 = IQ1 = 300 µA;

Tj = 25 °C

Regulator Performance

Load regulation

Line regulation

∆VQ2

–

5

∆VQ2

–

5

Power-Supply-Ripple- PSRR – 60

Rejection

Temperature output ∆VQ2/∆T –

0.5

voltage drift

dVI2/dt stability

Value of output

capacitance

VQ2

4.5 –

CQ2

10 –

25 mV 5 mA < IQ2 < 200 mA;

20 mV IQ2 = 5 mA;

6 V < VI2 < 28 V

– dB 20 Hz < fr < 20 kHz;

Vr = 5 Vss

– mV/K –

5.5 V

– µF

no reset occurs; note 2

–

Semiconductor Group

10

1998-11-01

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