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参数资料
型号： 78HF02GW
厂商： GRAYHILL INC
元件分类： 开关
英文描述： SLIDE DIP SWITCH-2SWITCHES, DPST, LATCHED,0.15A, 30VDC, SURFACE MOUNT-STRAIGHT
文件页数： 1/1页
文件大小： 50K
代理商： 78HF02GW
Grayhill, Inc. 561 Hillgrove Avenue LaGrange, Illinois 60525-5997 USA Phone: 708-354-1040 Fax: 708-354-2820 www.grayhill.com
Surface Mount DIP Switches
DIP
Switches
SERIES 78H
SPDT and DPST
FEATURES
Compatible with SMT Assembly
Including Infrared Reflow and
Vapor-Phase
Reliable Spring and Ball Contact
SPECIFICATIONS
Electrical Ratings
Make-and-break Current Rating: 10,000
operations per switch position at 1 mA, 5 Vdc;
50 mA, 30 Vdc; or 150 mA, 30 Vdc
Contact Resistance: Initial: 30 mohms max.
After Life: 100 mohms max. (10 mA at 50 Vdc,
open circuit)
Insulation Resistance: Minimum, at 100 Vdc
between adjacent closed contacts and also across
open switch contacts. Initial: 2,000 Mohms; After
Life: 1,000 Mohms
Dielectric Strength: Minimum voltage (AC,
RMS) measured between adjacent closed
contacts and also across open switch contacts.
Initial: 750 volts; After Life: 500 volts
Current Carry Rating: 4 amps, maximum rise of
20°C
Switch Capacitance: 2 pF at 1megahertz
Mechanical Ratings
Mechanical Life: 20,000 operations per switch
position
Vibration Resistance: Per method 204, Test
Condition B. 1 mS opening (10 mS allowed)
Mechanical Shock: Per Method 213, Test
Condition A. 1 mS opening (10 mS allowed)
Terminal Strength: Per specification
Thermal Aging: 1,000 hours at 85°C; no failures
Thermal Shock: Per specification; no failures;
passes contact resistance
Environmental Ratings
Meets all requirements of MIL- S-83504. Where
Grayhill performance is superior, the MIL spec is
listed in parentheses.
Operating Temperature Range: -40°C to + 85°C
Storage Temperature Range: -55°C to + 85°C
Moisture Resistance: Per specification, Method
106
Soldering Information
Solderability: Per MIL-STD-202, Method 208
Soldering Heat Resistance: Per MIL-S-83504,
six second test
Recommended Processing Temperature:
220°C–230°C (1 pass—260°C maximum)
Processing Position: Switch is to be processed
with all actuators in the closed (on) position as
shipped.
Materials and Finishes
Shorting Member: Brass, gold-plated
over nickel barrier.
Base Contacts: Copper alloy, gold-plated
over nickel barrier.
Terminals: Copper alloy, solder-plated over
nickel barrier.
Non-Conductive Parts: Cover is natural color
thermoplastic, actuators are white thermoplastic
(UL94V-O)
1
Dot indicates
active circuit.
11
ON
OFF
ON
CIRCUITRY
SPDT 2 Circuits (no common)
DPST
No. of
Length
Carrier Width
Part Number*
Positions
(inches)
(metric)
Dim. A
SPDT
DPST
1
0.280"
7,1 mm
24 mm
78HJ01GW
78HF01GW
2
0.480"
12,2 mm
24 mm
78HJ02GW
78HF02GW
3
0.680"
17,3 mm
32 mm
78HJ03GW
78HF03GW
4
0.880"
22,4 mm
44 mm
78HJ04GW
78HF04GW
5
1.080"
27,4 mm
44 mm
78HJ05GW
78HF05GW
* Add "R" to the Grayhill part number for tape and reel packaging (500 switches/reel).
ORDERING INFORMATION: Tube Packaging
Available from your local Grayhill Distributor. For prices and discounts, contact a local Sales
Office, an authorized local Distributor or Grayhill.
DIMENSIONS In inches (and millimeters)
SPDT, DPST, Top Actuated, Slide Operated
Recommended PC Pad Dimensions
.380 ± .010
(9,65 ± 0,25)
LENGTH ± .010 (0,25)
SEE ORDER INFO
.303 ± .015
(7,70 ± 0,38)
.424 ± .015
(10,77 ± 0,38) TYP.
.023
(5,84)
REF.
.012 ± .001
(0,30 ± 0,03)
TYP.
.055 ± .010
(1,40 ± 0,25)
.025 (0,64) R.
.100 ± .005
(2,54 ± 0,13) TYP.
C
L
C
L
.268 ± .010
(6,81 ± 0,25)
.530
(13,46)
TYP.
.280 (7,11)
TYP.
C
L
C
L
.070 (1,78) TYP.
.100 (2,54) TYP.
.295 + .000 – .020
(7,49 – 0,51)
TAPE AND REEL PACKAGING
1
4
3
2
1
4
3
2
1
4
3
2
4
2
3
4
2
3
4
1
13 INCH
DIAMETER REEL
COVER TAPE
DIM. A (SEE ORDER INFO.)
1
2
3
4
1
2
3
4
1
2
3
4
1
PIN ONE LOCATION
16 & 24mm
TAPE
16mm
32 & 44mm
TAPE
DIRECTION
OF FEED
CONDUCTIVE
PLASTIC EMBOSSED
TAPE
Meets requirements of EIA 481-2 or
EIA 481-3
Each reel has a 15.750 inch (390 mm)
minimum leader and a 6.30 inch (160 mm)
minimum trailer.
B-7
相关PDF资料
PDF描述
78HJ05GW SLIDE DIP SWITCH-5SWITCHES, SPDT, LATCHED,0.15A, 30VDC, SURFACE MOUNT-STRAIGHT
7101J11Z3GI11 ROCKER SWITCH, SPDT, LATCHED, 5A, 28VDC, PANEL MOUNT
7101J11Z3QI12 ROCKER SWITCH, SPDT, LATCHED, 5A, 28VDC, PANEL MOUNT
7101J15W3PI2 ROCKER SWITCH, SPDT, LATCHED, 0.02A, 20VDC, PANEL MOUNT
7101J51W3RI12 ROCKER SWITCH, SPDT, LATCHED, 5A, 28VDC, PANEL MOUNT
相关代理商/技术参数
参数描述
78HF02GWRT 功能描述:SWITCH DIP DPST SLIDE 2POS RoHS:是 类别:开关 >> DIP 系列:78H 特色产品:RDM Series Rotary DIP Switch 标准包装:70 系列:RDM 电路:十六进制 位置数:16 触点额定电压:0.1A @ 42VDC 触动器类型:用于工具旋转 触动器电平:凹槽式 安装类型:通孔 方向:顶部触动 可清洗:是 其它名称:EG4977-5RDMAR16PIT
78HF02GWT 功能描述:SWITCH DIP DPST SLIDE 2POS RoHS:是 类别:开关 >> DIP 系列:78H 特色产品:RDM Series Rotary DIP Switch 标准包装:70 系列:RDM 电路:十六进制 位置数:16 触点额定电压:0.1A @ 42VDC 触动器类型:用于工具旋转 触动器电平:凹槽式 安装类型:通孔 方向:顶部触动 可清洗:是 其它名称:EG4977-5RDMAR16PIT
78HF03GWRT 制造商:Grayhill 功能描述:DIP, 3 POS, EXTENDED ACTUATOR, SPST, GOLD - Tape and Reel 制造商:Grayhill 功能描述:SWITCH DIP DPST SLIDE 3POS 制造商:Grayhill 功能描述:DIP Switch, DPST, slide, gull wing, 3 position, reel, RoHS Compliant 制造商:Grayhill 功能描述:ASM,DP/ST 3SLD HF GW,LF
78HF03GWT 功能描述:SWITCH DIP DPST SLIDE 3POS RoHS:是 类别:开关 >> DIP 系列:78H 特色产品:RDM Series Rotary DIP Switch 标准包装:70 系列:RDM 电路:十六进制 位置数:16 触点额定电压:0.1A @ 42VDC 触动器类型:用于工具旋转 触动器电平:凹槽式 安装类型:通孔 方向:顶部触动 可清洗:是 其它名称:EG4977-5RDMAR16PIT
78HF04GW 制造商:Grayhill 功能描述:Switch DIP ON OFF DPST 4 Raised Slide 0.15A 30VDC Gull Wing 20000Cycle/SwitchCycle 2.54mm SMD Tube
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