HE721E1200 [LITTELFUSE]
Dry Reed Relay, 1 Form C, SPDT, Momentary, 0.024A (Coil), 12VDC (Coil), 288mW (Coil), 0.25A (Contact), 175VDC (Contact), DC Input, Random, Through Hole-Straight Mount,;
| 型号： | HE721E1200 |
| 厂家： | 
LITTELFUSE |
| 描述： | Dry Reed Relay, 1 Form C, SPDT, Momentary, 0.024A (Coil), 12VDC (Coil), 288mW (Coil), 0.25A (Contact), 175VDC (Contact), DC Input, Random, Through Hole-Straight Mount, PC 光电二极管 继电器 |
| 文件： | 总2页 (文件大小：184K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
www.hamlin.com
Applications
HE700 D.I.L. Relay Features and Benefits
Features
Benefits
•
•
Miniature dual in line package
•
•
•
•
One relay, various contacts choices • Security
Choice of normally open, normally
closed and change over contacts
High voltage switching option
Up to 2 normally open contacts
Available with 5V, 12V or 24V coil
options as standard
Magnetic shield option
Diode suppression option
Diagonal coil option
reducing space and cost without
compromising flexibility
Lower power coil consumption
•Telecom
• Instrumentation
• Process Control
•
•
•
than competing electromechanical • Industrial
devices.
Hermetically sealed switching
contact is immune to the effects of
its environment
•
•
•
Transfer molded package gives
maximum component protection
DIMENSIONS (in) mm
Table 1
Relay Type
Body Type
l
w
h
HE700
Transfer Molded
External Shield
(.768) 19,50
(.793) 20,14
(.284) 7,22
(.300) 7,62
(.217) 5,50
(.229) 5,82
HE700 PCB LAYOUT
(BottomView)
ORDERING INFORMATION
PART NUMBER
HE7X
X
X
X
XX
General Options
Ø (.024) 0,61 HOLE
(.100) 2,54
Model Number
HE72 - Standard
HE75 - HighVoltage
00 - No Options
10 - Coil Suppression Diode
20 - Electrostatic Shield
30 - Coil Diode and E.S. Shield
Number of Contacts
1,2
40 - External Magnetic Shield
50 - External Magnetic Shield
and Diode
(.500) 12,70
(.600) 15,24
ContactType
Standard Coil
05 - 5Volt
A - Form A (SPST-NO or DPST-NO)
B - Form B (SPST-NC)
12 - 12Volt
24 - 24Volt
C - Form C (SPDT-CO)
E - Form C (SPDT-CO) alternate foot print 1
R - Form C (SPDT-CO) alternate foot print 2
(.300) 7,62
EXAMPLE: The HE721A0540 is 1 Form A with a 5Volt coil and external magnetic shield.
See next page for: Electrical and Operating Characteristics Description and Coil Characteristics
Hamlin USA
Hamlin Europe
Hamlin China
Tel: +1 920 648 3000 • Fax:+1 920 648 3001 • Email: sales.us@hamlin.com
Tel: +44 (0)1603 257700 • Fax:+44 (0)1603 257702 • Email: sales.uk@hamlin.com
Tel: +86 (0) 512 69365 800 • Fax:+86 (0) 512 69365 811 • Email: sales.cn@hamlin.com
DRGNo:HE700 REV:AA Date:7/02/12 DCR:B8832
Table 2
Column Number
HE700 Series Recognised File #E47258
Electrical and Operating Characteristics @ 25 C.
˚
1
2
3
4
Contact Type
Form A
SPST, DPST
Standard
Form C
SPDT-CO
Standard
Form A
SPST
High Voltage
Form B
SPST-NC
Standard
Relay Types
HE721,HE722 HE721C, E, R
HE751
HE721
CONTACT RATINGS
Contact Hamlin for
specific load/life details Current, Switching
Current, Carry
Power, Switching
Voltage, Switching
Watt - max.
Vdc - max.
A - max.
10
200
0.5
1.2
5
10
300
0.5
1.2
10
200
0.5
1.2
175
0.25
1.5
A - max.
VOLTAGE HOLD-OFF Across Open Contacts
Contacts to Coil
Vdc - min.
Vac - min.
Vac - min.
Vac - min.
250
500
150
500
200
500
150
N/A
450
4000
N/A
250
500
N/A
N/A
Coil to E. Shield
Between Isolated Terminals
N/A
RESISTANCE
Contact, Initial
Insulation Across Contacts
Insulation Between Isolated Terminals
Ω max.
Ω min.
Ω min.
0.150
10¹º
10¹º
0.200
10¹º
10¹º
0.150
10¹º
10¹º
0.150
10¹º
10¹º
TIMING
Operate Time
Release Time
ms - max.
ms - max.
1.0
1.0
3.0
3.0
1.0
1.0
1.0
1.0
ENVIRONMENTAL
Temperature, Operating
Temperature, Storage
Vibration Resistance
Shock Resistance
°C
°C
-40 to +85
-40 to +105
20
-40 to +85
-40 to +105
20
-20 to +85
-40 to +105
20
-40 to +85
-40 to +105
20
G - max. 10-2000 Hz.
G - max. 11 ms ½ sine
50
50
50
50
Table 3
Contact
Form
HE700 Series Miniature Relay
Coil Characteristics @ 25˚C.
Electrical & Dimensions
Operating
Part
Nominal
CoilVoltage
Vdc
Coil
Must
Must
Maximum TopView 2,54 mm, 0.1 in. Grid
Number
Resistance Operate
Release CoilVoltage
Dot on Case: Pin 1
Characteristics
± 10% Ohms
Vdc
Vdc
Vdc
Numbers not printed on case.
1A
HE721A0500
HE721A1200
HE721A2400
5
500
1000
2150
3.75
8.0
0.5
1.0
2.0
12
31
46
SPST-NO
SeeTable 2
Column 1
Figure 1
12
24
16.0
See Note 1, 2
6.5
1B
HE721B0500
HE721B1200
HE721B2400
5
500
500
3.75
9.0
0.5
1.0
2.0
SPST-NC
SeeTable 2
Column 4
Figure 1
Figure 1
Figure 1
Figure 1
Figure 1
Figure 2
12
24
14
28
2150
18.0
1C
HE721C0500
HE721C1200
HE721C2400
5
200
500
3.75
8.0
0.5
1.0
2.0
14
22
44
SPDT-CO
SeeTable 2
Column 2
12
24
2000
16.0
1C
HE721E0500
HE721E1200
HE721E2400
5
200
500
3.75
8.0
0.5
1.0
2.0
14
22
44
SPDT-CO
SeeTable 2
Column 2
12
24
2000
16.0
1C
HE721R0500
HE721R1200
HE721R2400
5
200
500
3.75
8.0
0.5
1.0
2.0
14
22
44
SPDT-CO
SeeTable 2
Column 2
12
24
2000
16.0
2A
HE722A0500
HE722A1200
HE722A2400
5
200
500
3.75
8.0
0.5
1.0
2.0
12
22
46
DPST-NO
SeeTable 2
Column 1
12
24
2150
16.0
1A
HE751A0500
HE751A1200
HE751A2400
5
500
1000
2150
3.75
8.0
0.5
1.0
2.0
12
31
46
SPST-NO
HighVoltage
SeeTable 2
Column 3
12
24
16.0
Notes:
1) HE721B - Exceeding recommended voltage may cause contact reclosure.
2) Optional external magnetic shield not available on Form B relays.
Hamlin USA
Tel: +1 920 648 3000 • Fax:+1 920 648 3001 • Email: sales.us@hamlin.com
Hamlin Europe
Hamlin China
Tel: +44 (0)1603 257700 • Fax:+44 (0)1603 257702 • Email: sales.uk@hamlin.com
Tel: +86 (0) 512 69365 800 • Fax:+86 (0) 512 69365 811 • Email: sales.cn@hamlin.com
DRGNo:HE700 REV:AA Date:7/02/12 DCR:B8832
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