Datasheet > WR01W221_FLL

WR01W221_FLL

更新时间： 2022-05-14 22:13:23

品牌	Logo	应用领域
华新科技 - WALSIN		/
页数	文件大小	规格书
8页	439K
描述
Thick Film General Purpose chip resistors

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WR01W221_FLL 数据手册

Approval sheet

TEST AND REQUIREMENTS (JIS C 5201-1 : 1998)

REQUIREMENT

Resistor

TEST

PROCEDURE / TEST METHOD

0

DC resistance values measured at the test voltages specified

below :

DC resistance

Within the specified

tolerance

Clause 4.5

<50m

<10@0.1V, <100@0.3V, <1K@1.0V,

<10K@3V, <100K@10V, <1M@25V, <10M@30V

Natural resistance change per change in degree centigrade. Refer to

Temperature Coefficient

of Resistance(T.C.R)

“QUICK REFERENCE DATA”

R₂ R

10⁶(ppm/C) t₁: 20°C+5°C-1°C

Clause 4.8

N/a

₁t₂t₁

R₁: Resistance at reference temperature

R₂: Resistance at test temperature

Short time overload

(S.T.O.L)

Permanent resistance change after a 2 second application

of a voltage 2.5 times RCWV or the maximum overload

voltage specified in the above list, whichever is less.

R/R max. (1%+0.05)

<50m

Clause 4.13

Un-mounted chips completely immersed for 10±0.5second

in a SAC solder bath at 260℃±5ºC

Resistance to soldering

heat(R.S.H)

ΔR/R max. ±(1%+0.05Ω)

no visible damage

IEC 60068-2-58: 2004

Solderability

95% coverage min., good tinning and no

visible damage

Un-mounted chips completely immersed for 2±0.3second in

a SAC solder bath at 235℃±5℃

IEC 60068-2-58: 2004

30 minutes at -55C3C, 2~3 minutes at 20°C+5°C-1°C, 30

minutes at +125C3C, 2~3 minutes at 20°C+5°C-1°C,

total 5 continuous cycles

Temperature cycling

R/R max. (1%+0.05)

< 50m

Clause 4.19

1000+48/-0 hours, loaded with RCWV or Vmax in humidity

chamber controller at 40C2C and 90~95% relative

humidity,

R/R max. (5%+0.10)

Damp Heat

no visible damage

(Load life in humidity)

Clause 4.24

1000+48/-0 hours; loaded with RCWV or V_maxin chamber

R/R max. (5%+0.10)

Load Life (Endurance)

< 50m

no visible damage

controller 70±2ºC, 1.5 hours on and 0.5 hours off

Clause 4.25

125ºC, no load, 1000 hours

R/R max. (5%+0.10)

Endurance at the upper

category temperature

no visible damage

Resistors mounted on a 90mm glass epoxy resin PCB(FR4), No visual damage,

Bending strength

< 50m

bending once 3mm for 10sec.

R/R max. (1%+0.05)

No visual damage

Clause 4.33

Adhesion

Pressurizing force: 2N, Test time: 10±1sec.

Clause 4.32

Page 6 of 8

ASC_WR01X_V06

JAN - 2017

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