TLE 6711

Application Information

Data Sheet

19

Rev. 3.4, 2007-08-16

5

Application Information

Note: The following information is given as a hint for the implementation of the device only and shall not be

regarded as a description or warranty of a certain functionality, condition or quality of the device.

Figure 12 shows the application circuit of the TLE 6711 G/GL with the suggested external parts.

Figure 12

Application Circuit (pinning valid for PG-DSO-14-1)

AEB02948

12

BOFB

Converter

Boost

BOGND

BOI

13

14

10 BDS

Buck

Converter

8

9

BUO

BOOST

V

7

CC

V

Internal

V

5 SEN

WDI

3

RO

2

OVL

11

Window

Reset

and

Watchdog

Enable

System

GND

and

Oscillator

Generator

Reference

Current

1

R

Biasing

REF

V

BUC 6

Boost

V

BO

V

Batt

L

C

10 µF

C

220 nF

36 V

ZD1

S

2

L

100 µH

BOOST

C

220 nF

BO2

R

BO1

R

BO1

C

4700 µF

BO2

V

D

Ω

100 k

10 k

Ω

10 nF

BO1

C

10 nF

C

BOT

BOLoad

I

BUC

R

47 k

Ω

470

C

BUC

47 k

Ω

R

R

4

C

220 nF

C

BU1

100 µF

BU2

BU

L

BU

220 µH

D

10 k

Ω

System

Enable

Trigger

Watchdog

Output

Reset

Status

Boost

V

CC

TLE 6711 G

Output

Input

Output

nF

Device Type

Supplier Remarks

B82442-A1104

Infineon

220 µH; 0.24 A; 2.72

B82442-H1224

-

BAW78B

BAW78C

BAW78C

Infineon

Infineon

-

EPCOS

EPCOS

100 µH; 0.25 A; 1.28

Schottky; 100 V; 1 A

200 V; 1 A; SOT-89

200 V; 1 A; SOT-89

100 V; 1 A; SOT-89

Ω

Ω

Schottky; 40 V; 1 A

multiple

SS14

BO

D

100 µH; 1.2 A; 0.28

Ω

Coilcraft

Do3316P-104

220 µH; 0.8 A; 0.61

Ω

Do3316P-224

BU

L

Coilcraft