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BPR Datasheet(PDF) 1 Page - Bi technologies

No. de pieza BPR
Descripción Electrónicos  3W to 50W PLANAR SHOCK / VIBRATION PROOF HIGH POWER RESISTORS
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Fabricante Electrónico  BITECH [Bi technologies]
Página de inicio  http://www.bitechnologies.com
Logo BITECH - Bi technologies

BPR Datasheet(HTML) 1 Page - Bi technologies

  BPR Datasheet HTML 1Page - Bi technologies BPR Datasheet HTML 2Page - Bi technologies  
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3W to 50W PLANAR SHOCK / VIBRATION PROOF
HIGH POWER RESISTORS
Features…………………………………………………………
.
Non-Inductive planar package
High power density.
Thin package for high density PCB installation.
Power dissipated above the board.
RoHS compliant.
Superior vibration durability
Applications………………………………………………
………
Ideal for extreme mechanically stressed environments.
Power supply pre-load resistors.
UPS systems
Snubber and pulse handling circuits.
Pulse generator load resistors
.
In-rush current protection
Bleeder Resistors
Specification
Notes:
1.
Contact factory for custom products, non-standard values and tolerances.
Specifications subject to change without notice
Items
Specification
Conditions
Power Rating
3W, 5W, 7W, 10W, 20W, 30W, 40W & 50W,
@ ambient temp < 70
°C
Operating Voltage Max
300Vac, 500VDC
Resistance Range
0.1
Ω to 200 KΩ
Extended resistance range available.
TCR
100 ppm/
°C
For -55 to +155
°C and above 1Ω
Tolerance
+/-5%, optional 1%, 2%
Operation Temp. Range
-55 - +155
°C
Dielectric Withstanding Voltage
5KV minimum
Mechanical Shock
∆R +/- 0.25 %
100G.
Load Life
∆R +/- 2.0 %
70
°C, 90 min. ON, 30 min.OFF, 1000 hours.
Humidity
∆R +/- 0.5 %
85
°C, 85% RH, DC 0.1W, 1000 hours.
Temperature Cycle
∆R +/- 0.5%
-55
°C, 30 min.,+155°C 30min., 5cycles.
Soldering Heat (Max)
∆R +/- 0.25 %
250+/-5
°C, 10 seconds,
Solderability
Min 95% coverage
230+/-5
°C, 5 seconds.
Insulation Resistance
Over 1000 M
Between terminals and metal back plate.
Vibration
∆R +/- 0.25 %
20G, 10Hz to 2 KHz.
1
Materials
Lead:
Tin Plated Phosphor Bronze
Substrate: 96% Alumina
Resistor: Ruthenium Oxide
Model
BPR 3
BPR 5
BPR 7
BPR 10 BPR 20 BPR 30
BPR 40 BPR 50
0.50
0.50
1.00
1.00
2.00
2.10
2.10
2.10
Dim A
12.70
12.70
25.40
25.40
50.80
53.34
53.34
53.34
0.60
1.00
0.75
1.00
1.00
1.40
1.90
2.20
Dim B
15.24
25.40
19.05
25.40
25.40
35.56
48.26
55.88
0.67
1.07
0.82
1.07
1.07
1.47
1.97
2.27
Dim C
17.02
27.18
20.82
27.18
27.18
37.34
50.04
57.66
0.30
0.30
0.80
0.80
1.80
1.90
1.90
1.90
Dim D
7.62
7.62
20.32
20.32
45.72
48.26
48.26
48.26
Dimensions (inch / mm)
Dim. A ±.005
±0.13
Dim. B ±.005
±0.13
Dim. D ±.015
±0.38
Dim. C ±.020
±0.51
.020
±.005
0.51
±0.13
.040
±.005
1.02
±0.13
.040
±.005
1.02
±0.13
.200
±.002
5.08
±0.05
.200
±.020
5.08
±0.51
BPR


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