TLE6711(2001) Просмотр технического описания (PDF) - Infineon Technologies

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производитель

TLE6711
(Rev.:2001)

Multifunctional Voltage Regulator and Watchdog

Infineon Technologies 

TLE 6711

Overview

1.8

Electrical Characteristics (cont’d)

8 V < VBoost < 35 V; 4.75 V < VCC < 5.25 V; – 40 °C < Tj < 150 °C; RR = 47 kΩ; all voltages

with respect to ground; positive current defined flowing into pin; unless otherwise

specified.

Parameter

Symbol

Limit Values Unit Test Conditions

min. typ. max.

Boost-Converter; BOI, BOFB and VBOOST

Boost voltage;

see application circuit

VBOOST

Boost Voltage;

see application circuit

VBOOST

Efficiency; see. appl. circuit η

Power-Stage ON

resistance

RBOON

Power-Stage ON

resistance

RBOON

24.0 27.5 31.0 V

23 –

32 V

–

80 –

%

–

0.6 0.75 Ω

–

–

1.4 Ω

5 mA < IBoost <

100 mA; Tj = 25 °C

8 V < VBatt < 16 V

5 mA < IBoost <

100 mA;

8 V < VBatt < 16 V

IBoost = 100 mA

Tj = 25 °C;

IBOI = 1 A

IBOI = 1 A

Boost overcurrent threshold IBOOC 1.0 1.3 1.8 A –

Feedback threshold voltage VBOFBTH 2.55 2.7

2.85 V

VBOI = 12 V

IBoost = 25 mA

Feedback input current

IFB

– 2 – 0.4 0

µA 2 V < VBOFB< 4 V

Buck-Converter; BUO, BDS, BUC and VCC

Logic supply voltage

VCC

4.9 –

5.1 V 1 mA < ICC <

250 mA; see. appl.

circuit

Efficiency; see. appl. circuit η

–

Power-Stage ON

resistance

Power-Stage ON

resistance

RBUON

–

RBUON

–

85 –

% ICC = 250 mA;

VBoost = 25 V

0.38 0.5 Ω Tj = 25 °C;

IBUO = 1 A

–

1.0 Ω IBUO = 1 A

Buck overcurrent threshold IBUOC

0.7 0.95 1.2 A –

Data Sheet V 2.22

8

2001-04-23

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