7744G-1-008E datasheet, PDF - EEWORLD Datasheet

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7744G-1-008E: DescriptionRotary Coded Switch, 8 Positions, Binary Coded Octal, Latched, 0.1A, 16VDC, Solder Terminal, Surface Mount-straight; CategoryMechanical and electronic products switch; File Size162KB，2 Pages; ManufacturerBourns; Websitehttp://www.bourns.com

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7744G-1-008E Overview

Rotary Coded Switch, 8 Positions, Binary Coded Octal, Latched, 0.1A, 16VDC, Solder Terminal, Surface Mount-straight

7744G-1-008E Parametric

Parameter Name	Attribute value
Maker	Bourns
Reach Compliance Code	unknown
ECCN code	EAR99
body width	5 mm
body height	2.55 mm
Body length or diameter	5 mm
Contact (AC) maximum rated R load	.1A@16VAC
Maximum contact current (AC)	0.1 A
Maximum contact current (DC)	0.1 A
Contact (DC) maximum rated R load	.1A@16VDC
Maximum contact voltage (AC)	16 V
Maximum contact voltage (DC)	16 V
Manufacturer's serial number	7744
Installation features	SURFACE MOUNT-STRAIGHT
Number of positions	8
Number of switching segments	1
Maximum operating temperature	125 °C
Minimum operating temperature	-55 °C
method of packing	TAPE AND REEL
surface mount	NO
Switch action	LATCHED
switch function	BCO
Switch type	ROTARY CODED SWITCH
Termination type	SOLDER
Base Number Matches	1

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Features

■

Applications

■

8 or 10 position coded switch

Miniature industrial switch multi-position

Vertical adjust

Rugged surface mount design

Rugged lead frame construction

Board address

Instrumentation

Test equipment

7744 SMD 4 mm Square Sealed Coded Switch

Electrical Characteristics

Contact Rating

Maximum Current ...........100 mA max.

Maximum Voltage .........................16 V

Contact Resistance

..............................100 milliohms max.

Insulation Resistance .....1000 megohms

Dielectric Strength ....................250 volts

General Characteristics

Switch Type ..................................Binary

Operating Temperature Range

................................-55 °C to +125 °C

Storage Temperature Range

................................-55 °C to +125 °C

Seal Test .......................85 °C Fluorinert*

Mechanical Characteristics

Positions ......................................8 or 10

Adjustment Detent Torque

....................................... 0.1-2.5 N-cm

Environmental Characteristics

Shock ............................................100 G

...................0.1 ms. max. discontinuity

Vibration ..........................................20 G

...................0.1 ms. max. discontinuity

Thermal Shock (5 cycles)

................................-55 °C to +125 °C

Contact Resistance

.............................100 milliohms max.

Humidity

Insulation Resistance

................................10 megohms min.

Contact Resistance

..............................100 milliohms max.

Actuation Life .......................1,000 steps

Contact Resistance

..............................100 milliohms max.

Maximum Soldering Heat ...........245 °C,

5 seconds

Standard Packaging

Tube ......................J, G = 50 pcs./tube

H = 100 pcs./tube

Tape & Reel .....................500 pcs./reel

How to Order

N/C

Product Dimensions

7744J-8

4.80

(.189)

1 C 2

2.55

(.100)

7744G-8

0.20 TYP

(.008)

0.05

(.002

.002)

TYP

5.00

(.197)

1 C 2

2.55

(.100)

TYP 6.20

(.244)

2.55

(.100)

0.05

(.002

.002)

4.50 4.80

(.177) (.189)

N/C

2.54

(.10)

5.00

4.50

(.177) (.197)

RECOMMENDED PCB LAYOUT

1.27

(.050)

2.54

0.41 TYP (.10)

(.016)

2.54

(.10)

N/C

5° MAX TYP.

0.20 TYP

(.008)

1.27

(.050)

0.41 TYP

(.016)

RECOMMENDED PCB LAYOUT

2.54

(.10)

1.27

(.050)

2.70

1.27

(.050)

2.00

(.079)

1.00 TYP

(.039)

4.00

(.157)

1.50 TYP

(.059)

0.71 TYP

(.028)

7744J-10

4.80

(.189)

1 C 2

2.55

(.100)

0.20 TYP

(.008)

0.05

(.002

.002)

TYP

N/C

1.31 TYP

(.051)

0.71 TYP

(.028)

5.40

(.216)

7744G-10

5.00

(.197)

1 C 2

2.55

(.100)

0.05

(.002

.002)

2.55

(.100)

TYP 6.20

(.244)

4.50 4.80

(.177) (.189)

5.00

4.50

(.177) (.197)

2.54

(.10)

RECOMMENDED PCB LAYOUT

1.27

(.050)

TYP 2.54

(.10)

5° MAX TYP.

1.27

(.050)

2.00

(.079)

2.54

(.10)

1.27

(.050)

0.41 TYP

(.016)

0.41

(.016)

0.20 TYP

(.008)

RECOMMENDED PCB LAYOUT

2.54

(.10)

1.27

(.050)

2.70

1.00 TYP

(.039)

1.50 TYP

(.059)

4.00

(.157)

0.71 TYP

(.028)

7744 J - 1 - 008 E

Model

Terminal

Switch Type

1 = Standard

Number of Positions

008 = Binary coded octal

010 = Binary coded decimal

Embossed Tape Option

(Omit letter for tube)

TOLERANCES:

±.2

EXCEPT WHERE NOTED.

DIMENSIONS:

(IN)

"OFF" POSITION IS COMMON.

1.31 TYP

(.051)

0.71 TYP

(.028)

5.40

(.216)

Specifications are subject to change without notice.

7744G-1-008E Related Products

	7744G-1-008E	7744J-1-010E	7744G-1-010E	7744G-1-010	7744J-1-008E	7744H-1-008
Description	Rotary Coded Switch, 8 Positions, Binary Coded Octal, Latched, 0.1A, 16VDC, Solder Terminal, Surface Mount-straight	Rotary Coded Switch, 10 Positions, Binary Coded Decimal, Latched, 0.1A, 16VDC, Solder Terminal, Surface Mount-straight	Rotary Coded Switch, 10 Positions, Binary Coded Decimal, Latched, 0.1A, 16VDC, Solder Terminal, Surface Mount-straight	Rotary Coded Switch, 10 Positions, Binary Coded Decimal, Latched, 0.1A, 16VDC, Solder Terminal, Surface Mount-straight	Rotary Coded Switch, 8 Positions, Binary Coded Octal, Latched, 0.1A, 16VDC, Solder Terminal, Surface Mount-straight	Rotary Coded Switch, 8 Positions, Binary Coded Octal, Latched, 0.1A, 16VDC, Solder Terminal, Through Hole-straight
Maker	Bourns	Bourns	Bourns	Bourns	Bourns	Bourns
Reach Compliance Code	unknown	unknown	unknown	unknown	unknown	unknown
ECCN code	EAR99	EAR99	EAR99	EAR99	EAR99	EAR99
body width	5 mm	4.8 mm	5 mm	5 mm	4.8 mm	5 mm
body height	2.55 mm	2.55 mm	2.55 mm	2.55 mm	2.55 mm	2.55 mm
Body length or diameter	5 mm	4.8 mm	5 mm	5 mm	4.8 mm	5 mm
Contact (AC) maximum rated R load	.1A@16VAC	.1A@16VAC	.1A@16VAC	.1A@16VAC	.1A@16VAC	.1A@16VAC
Maximum contact current (AC)	0.1 A	0.1 A	0.1 A	0.1 A	0.1 A	0.1 A
Maximum contact current (DC)	0.1 A	0.1 A	0.1 A	0.1 A	0.1 A	0.1 A
Contact (DC) maximum rated R load	.1A@16VDC	.1A@16VDC	.1A@16VDC	.1A@16VDC	.1A@16VDC	.1A@16VDC
Maximum contact voltage (AC)	16 V	16 V	16 V	16 V	16 V	16 V
Maximum contact voltage (DC)	16 V	16 V	16 V	16 V	16 V	16 V
Manufacturer's serial number	7744	7744	7744	7744	7744	7744
Installation features	SURFACE MOUNT-STRAIGHT	SURFACE MOUNT-STRAIGHT	SURFACE MOUNT-STRAIGHT	SURFACE MOUNT-STRAIGHT	SURFACE MOUNT-STRAIGHT	THROUGH HOLE-STRAIGHT
Number of positions	8	10	10	10	8	8
Number of switching segments	1	1	1	1	1	1
Maximum operating temperature	125 °C	125 °C	125 °C	125 °C	125 °C	125 °C
Minimum operating temperature	-55 °C	-55 °C	-55 °C	-55 °C	-55 °C	-55 °C
method of packing	TAPE AND REEL	TAPE AND REEL	TAPE AND REEL	TUBE	TAPE AND REEL	TUBE
surface mount	NO	NO	NO	NO	NO	NO
Switch action	LATCHED	LATCHED	LATCHED	LATCHED	LATCHED	LATCHED
switch function	BCO	BINARY CODED DECIMAL	BINARY CODED DECIMAL	BINARY CODED DECIMAL	BCO	BCO
Switch type	ROTARY CODED SWITCH	ROTARY CODED SWITCH	ROTARY CODED SWITCH	ROTARY CODED SWITCH	ROTARY CODED SWITCH	ROTARY CODED SWITCH
Termination type	SOLDER	SOLDER	SOLDER	SOLDER	SOLDER	SOLDER
Base Number Matches	1	1	1	1	1	1

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