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BL

BL

项目介绍:

- Provides high, stable performance against environmental conditions and over load voltages

- Wide resistance range
- Resistance and tolerance are indicated as four of five color coding conforming to IEC rules
- Color coding enables easy discernment

 

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产品信息

 GENERAL SPECIFICATIONS

Model

Rating Power
at 70C [W]

Working Voltage
Max. [V]

Resistance Range

Resistance Tolerance

Climatic category
(IEC68)

Safety
Approvals

BL 40

0.5

8000

1M ~ 1000M

± 1%, 2%, 5%,
10%, 20%

26

VDE

BL 50

1

10000

26

BL 68

2

13000

32

CHARACTERISTICS

Insulation R
(V-block Method)

>10 MΩ

BL40,BL50:700+-50V DC during 1min.; BL68: 1000+-50V DC during 1min.

Temperature
Coefficient

±200PPM

-55C:30min, +155C:30min.T/C=(R2-R1)/R1/(T2-T1) X10-6

Short Time
Over Load

max. ±[2%]

Rated voltage 4 5sec on, 45sec off, 10 Cycle

Rapid Change
of Temp.

max. ±[1%]

30min -55C 30min +155C 5Cycle

Damp Heat
Steady state

max. ±[2%]

40+-2C; 90-95%, 56 days after 30min, dissipation ≤ 0.01Pn

Over Load
Test

max. ±[2%]

2.5 rated voltage(1min)

Endurance
Test

max. ±[3%]

70+-3C, 0.5hour on, 0.5hour off Cycle, 1000+-12hour, Pn of Vmax

Vibration

max. +-[1%] 
no damage

Frequency 10-55Hz Disp. 1.5mm or acceleration 10g; 3D: total 6h(2 X3h)

Soldering
ability

Good tinning no
damage 95%

Solderability: 2sec, 235+-5C. Flux 600

Surge
Test

max. +-[10%] 
no damage

R>1M:10nF/10kV (2.5 on/off), 50Cycle

Torsion
Test

no damage

2.5Kg.f remains 5-10sec

 

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