参数资料
| 型号： | 72R185XMR |
| 厂商： | Littelfuse Inc |
| 文件页数： | 3/7页 |
| 文件大小： | 0K |
| 描述： | PTC RESETTABLE 72V 1.85A RADIAL |
| 产品目录绘图： | 60R,72R Series Side (60R,72R)185X Series |
| 标准包装： | 1,000 |
| 系列： | POLYFUSE® 72R |
| 电流 - 维持(Ih)： | 1.85A |
| 电流 - 跳闸(It)： | 3.7A |
| 电流 - 最大： | 40A |
| 电压 - 最大： | 72V |
| R最小/最大： | 0.080 ~ 0.190 欧姆 |
| 跳闸时间： | 12.6s |
| 封装/外壳： | 径向 - 圆盘形 |
| 包装： | 带盒（TB） |
POLYFUSE ? Resettable PTCs
Radial Leaded > 72R Series
Soldering Parameters - Wave Soldering
Refer to the condition recommended by
the ?ux manufacturer.
Pre-Heating Zone
Max. ramping rate should not exceed
260
Soldering
Cooling
4°C/Sec.
220
Soldering Zone
Max. solder temperature should not
exceed 260°C
190
Preheating
160
Cooling Zone
Cooling by natural convection in air.
0
60 min.
5 max.
Time(s)
Physical Speci?cations
Environmental Speci?cations
Lead Material
Soldering
Characteristics
Insulating Material
Lead Solderability
? 2010 Littelfuse, Inc
0.20-0.40A: Tin-plated Copper clad steel
0.50-3.75A: Tin-plated Copper
Solderability per MIL–STD–202, Method
208E
Cured, ?ame retardant epoxy polymer
meets UL 94V-0 requirements.
Marked with ‘LF’, voltage, current rating,
and date code.
93
Operating/Storage
Temperature
Maximum Device Surface
Temperature in Tripped State
Passive Aging
Humidity Aging
Thermal Shock
Solvent Resistance
Moistrue Sesitivity Level
-40°C to +85°C
125°C
+85°C, 1000 hours
-/+5% typical resistance change
+85°C, 85% R.H. 1000 hours
-/+5% typical resistance change
+85°C to -40°C 10 times
-/+5% typical resistance change
MIL–STD–202, Method 215F
Level 1, J–STD–020C
72R Series
Speci?cations are subject to change without notice.
Please refer to www.littelfuse.com/series/72R.html for current information.
Revised: July 12, 2010
相关PDF资料 |
PDF描述 |
|---|---|
| GFTSX-20 | TERM BARRIER 20CIRC SGL ROW .438 |
| MC-9 | TERM BARRIER 9CIRC DUAL ROW |
| H48-6-21-15-13-1A | H48-6 21X15X13MM W/ADH |
| MCT-9 | TERM BARRIER 9CIRC DUAL ROW |
| DC0001/06-H48-2-2.0 | THERMAL PAD H48-2 TO-3 2MM |
相关代理商/技术参数 |
参数描述 |
|---|---|
| 72R205-49-H | 制造商:Molex 功能描述:.375 PCB BARRIER TERMINAL STRIP - BEAU - - Trays |
| 72R206-C-50 | 制造商:Molex 功能描述:- Trays |
| 72R2100 | 制造商:未知厂家 制造商全称:未知厂家 功能描述: |
| 72R2200 | 制造商:未知厂家 制造商全称:未知厂家 功能描述: |
| 72R250X | 制造商:LITTELFUSE 制造商全称:Littelfuse 功能描述:POLYFUSE Resettable PTCs |
发布紧急采购，3分钟左右您将得到回复。