Datasheet > JK250-180U

JK250-180U

更新时间： 2022-02-26 08:57:11

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优恩 - UNSEMI		/
页数	文件大小	规格书
4页	1211K
描述
Radial Lead Resettable Polymer PTCs

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JK250-180U 数据手册

Radial Lead Resettable Polymer PTCs

JK250 Series

Test

Resistance

Test Conditions

In still air @25±2°C

Accept/Reject Criteria

_min≤R≤R_max

Hold Current

Time to Trip

60 min, at I_hold, In still air @25±2°C

Specified current, V_max, @25±2°C

V_max, I_max,100 cycles

No trip

T≤Maximum Time To Trip

No arcing or burning

Trip Cycle Life

Trip Endurance

Vmax,24hours

Soldering Parameters

Refer to the condition recommended

Pre-Heating Zone by the manufacturer. Max. ramping

rate should not exceed 4°C/Sec

Max. solder temperature should not

exceed 260°C

Soldering Zone

Cooling Zone

Cooling by natural convection in air

Physical Specifications

0.02-0.04A Tin-plated Copper clad steel

0.05-2.00A Tin-plated Copper

Lead Material

Soldering

Characteristics

Solder ability per MIL-STD-202, Method 208E

Cured, ﬂame retardant epoxy polymer meets UL 94V-0

requirements.

Insulating Material

Device Labeling

Dimensions

Marked with ‘SC’, voltage, current rating

Figure1

Figure2

Figure3

Figure4

Lead (dia)

Packaging

(Bulk Pack)

Part Number

Figure

Max.

Typ.

Max.

Inches

JK250-020U

JK250-030U

JK250-040U

JK250-060U

Figure1(2)

7.4

12.7

5.1

3.8

0.020

0.024

0.5

0.6

1000

UN Semiconductor Co., Ltd.

www.unsemi.com.tw

@ UN Semiconductor Co., Ltd. 2013

Revision October 18, 2013

3 / 4

Specifications are subject to change without notice.

Please refer to www.unsemi.com.tw for current information.

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