11

LT1319

1

2

3

4

5

6

7

8

16

15

14

13

12

11

10

9

AN_GND

IN

FILT1

PREOUT

FILTINL

FILT2L

FILTIN

BYPASS

SHDN

DATAL

DIG_GND

DATA

FILT2

U1

LT1319

30k

10k

0.1

µF

10

µF

10

µF

E5

IRDA-SIR/FIR

DATA

E4

SHARP OR

TV DATA

10k

1k

D3

BAS16

Q2

MMBT3906LT1

1M

Q1

MMBT941LT1

E1

SHDN

E3

GND

E2

15k

2k

10nF

33pF

0.1

µF

2.7nF

NOTES:

1. FOR IRDA-SIR/FIR OR TV REMOTE,

Q5 SHOULD BE TURNED ON WITH

A HIGH LOGIC INPUT

2. FOR IRDA-SIR, Q6 SHOULD BE TURNED

ON WITH A HIGH LOGIC INPUT

1nF

470pF

1

µF

100

µH

1k

1k

330pF

D1

TEMIC

BPV22NF

DGND

AGND

1

µF

Q5

MMBT3904LT1

Q6

MMBT3904LT1

5.1k

5.1k

JMP1

SHARP

IRDA

JMP2

FIR

SIR

1

1

3

3

2

2

D2

HSDL-4220

6.8

Ω

1/2W

Q3

2N7002

Q4

2N7002

100

Ω

10k

E6

TX

DRIVER

LT1319 • TA02

DGND

DGND

Information furnished by Linear Technology Corporation is believed to be accurate and reliable.

However, no responsibility is assumed for its use. Linear Technology Corporation makes no represen-

tation that the interconnection of its circuits as described herein will not infringe on existing patent rights.

IRDA-SIR/FIR and Sharp or TV Remote Data Receiver

PC Board Layout for IRDA-SIR/FIR and Sharp or TV Remote Data Receiver

COMPONENT

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