3W to 50W Planar Shock / Vibration

Proof High Power Resistors

BPR Series

Non-Inductiveplanarpackage

Highpowerdensity.

ThinpackageforhighdensityPCBinstallation.

Powerdissipatedabovetheboard.

Superiorvibrationdurability

Applications

Idealforextrememechanicallystressedenvironments.

Powersupplypre-loadresistors.

UPSsystems

Snubberandpulsehandlingcircuits.

Pulsegeneratorloadresistors.

In-rushcurrentprotection

BleederResistors

Model

BPR3

BPR5

BPR7

BPR10

BPR30

BPR50

DimA

0.50

12.70

0.50

12.70

1.00

25.40

1.00

25.40

2.10

53.34

2.10

53.34

DimB

0.60

15.24

1.00

25.40

0.75

19.05

1.00

25.40

1.40

35.56

2.00

50.80

DimC

0.67

17.02

1.07

27.18

0.82

20.82

1.07

27.18

1.47

37.34

2.07

52.58

DimD

0.30

7.62

0.30

7.62

0.80

20.32

0.80

20.32

1.90

48.26

1.90

48.26

Lead:TinPlatedCopperAlloy

Substrate:96%Alumina

Resistor:ThickFilm

Specification,DimensionsandMaterials

Items

Specification

Conditions

PowerRating

3W,5W,7W,10W,30W&50W

@ambienttemp70°C(3-7W),50°C(10-30W)&25°C(50W)

OperatingVoltageMax

300Vac,500VDC

ResistanceRange

BPR3-30:0.1Ωto200kΩBPR50:1Ωto1kΩ

Extendedresistancerangeavailable.

TCR

100ppm/°C

For-55to+155°Candabove1Ω

Tolerance

+/-5%,optional1%,2%

OperatiingTemp.Range

-55-+155°C

DielectricWithstandVoltage

5KVminimum

MechanicalShock

ΔR+/-0.25%

100G.

LoadLife

ΔR+/-2.0%

90min.ON,30min.OFF,1000hours.

Humidity

ΔR+/-0.5%

85°C,85%RH,DC0.1W,1000hours.

TemperatureCycle

ΔR+/-0.5%

-55°C,30min.,+155°C30min.,5cycles.

SolderHeat(Max)

ΔR+/-0.25%

250+/-5°C,10seconds,

Solderability

Min95%coverage

230+/-5°C,5seconds.

InsulationResistance

Over1000MΩ

Betweenterminalsandmetalbackplate.

Vibration

ΔR+/-0.25%

20G,10Hzto2KHz.

Notes:

1.Contactfactoryforcustomproducts,non-standardvaluesandtolerances.

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

Resistors

AllpartsarePb-freeandcomplywithEUDirective2011/65/EU(RoHS2)

11.17

General Note

TT Electronics reserves the right to make changes in product specification without notice or liability.

All information is subject to TT Electronics’ own data and is considered accurate at time of going to print.

© TT Electronics plc

www.ttelectronics.com/resistors

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