11

LT1161

1161fa

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.

Protected Quad 2A Industrial Switch with Isolated Inputs and Fault Output

1

µF

1

µF

0.1

µF

+

1

µF

1

µF

RFD16N05

RFD16N05

RFD16N05

RFD16N05

5.1k

18k

5.1k

5.1k

5.1k

5.1k

2k

4N28

NEC PS2501-4

MM74HC266A

LT1161

1161 TA02

0.015

Ω

24V

24V

FAULT

OUTPUT

5.6V

1N5994B

INPUTS

0.015

Ω

0.015

Ω

0.015

Ω

GND

T1

IN1

T2

IN2

T3

IN3

T4

IN4

GND

DS1

G1

DS2

G2

DS3

G3

DS4

G4

1

2

3

4

5

6

7

8

9

10

20

19

18

17

16

15

14

13

12

11

LOAD

#1

50

µF

50V

100k

100k

100k

100k

LOAD

#2

LOAD

#3

LOAD

#4

2N3904

N Package

20-Lead PDIP (Narrow .300 Inch)

(Reference LTC DWG # 05-08-1510)

N20 0405

.020

(0.508)

MIN

.120

(3.048)

MIN

.125 – .145

(3.175 – 3.683)

.065

(1.651)

TYP

.045 – .065

(1.143 – 1.651)

.018

± .003

(0.457

± 0.076)

.005

(0.127)

MIN

.008 – .015

(0.203 – 0.381)

.300 – .325

(7.620 – 8.255)

.325

+.035

–.015

+0.889

–0.381

8.255

()

.255

± .015*

(6.477

± 0.381)

1.060*

(26.924)

MAX

12

3

4

5

6

7

8

910

19

11

12

13

14

16

15

17

18

20

NOTE:

1. DIMENSIONS ARE

INCHES

MILLIMETERS

*THESE DIMENSIONS DO NOT INCLUDE MOLD FLASH OR PROTRUSIONS.

MOLD FLASH OR PROTRUSIONS SHALL NOT EXCEED .010 INCH (0.254mm)

.100

(2.54)

BSC