3W to 50W Planar Shock / Vibraon
Proof High Power Resistors
BPR Series
Non-Inducveplanarpackage
Highpowerdensity.
ThinpackageforhighdensityPCBinstallaon.
Powerdissipatedabovetheboard.
Superiorvibraondurability
Applicaons
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protecon
BleederResistors
Model BPR3 BPR5 BPR7 BPR10 BPR30 BPR50
DimA 0.50
12.70
0.50
12.70
1.00
25.40
1.00
25.40
2.10
53.34
2.10
53.34
DimB 0.60
15.24
1.00
25.40
0.75
19.05
1.00
25.40
1.40
35.56
2.00
50.80
DimC 0.67
17.02
1.07
27.18
0.82
20.82
1.07
27.18
1.47
37.34
2.07
52.58
DimD 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:TinPlatedCopperAlloy
Substrate:96%Alumina
Resistor:ThickFilm
Specicaon,DimensionsandMaterials
Items Specicaon Condions
PowerRang 3W,5W,7W,10W,30W&50W @ambienttemp70°C(3-7W),50°C(10-30W)&25°C(50W)
OperangVoltageMax 300Vac,500VDC
ResistanceRange BPR3-30:0.1Ωto200kΩBPR50:1Ωto1kΩ Extendedresistancerangeavailable.
TCR 100ppm/°C For-55to+155°Candabove1Ω
Tolerance +/-5%,oponal1%,2%
OperaingTemp.Range -55-+155°C
DielectricWithstandVoltage 5KVminimum
MechanicalShock ΔR+/-0.25% 100G.
LoadLife ΔR+/-2.0% 90min.ON,30min.OFF,1000hours.
Humidity ΔR+/-0.5% 85°C,85%RH,DC0.1W,1000hours.
TemperatureCycle ΔR+/-0.5% -55°C,30min.,+155°C30min.,5cycles.
SolderHeat(Max) ΔR+/-0.25% 250+/-5°C,10seconds,
Solderability Min95%coverage 230+/-5°C,5seconds.
InsulaonResistance Over1000MΩ Betweenterminalsandmetalbackplate.
Vibraon ΔR+/-0.25% 20G,10Hzto2KHz.
Notes:
1.Contactfactoryforcustomproducts,non-standardvaluesandtolerances.
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
06.18
General Note
TT Electronics reserves the right to make changes in product specication 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
BI Technologies IRC Welwyn
AllpartsarePb-freeandcomplywithEUDirecve2011/65/EUamendedby(EU)2015/863(RoHS3)AllpartsarePb-freeandcomplywithEUDirecve2011/65/EUamendedby(EU)2015/863(RoHS3)
3W to 50W Planar Shock / Vibraon
Proof High Power Resistors
BPR Series
DerangCurve
OrderingInformaon
3W to 50W Planar Shock / Vibraon
Proof High Power Resistors
BPR Series
DerangCurve
BI Technologies IRC Welwyn
03.17
General Note
TT Electronics reserves the right to make changes in product specication 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
Derating Curve
Ordering Procedure
Example: BPR10500F (BPR10, 50 ohms ±1%, Pb-free)
B
P
R
1
0
5
0
0
F
1
2
3
1
2
3
Type
Value
Tolerance
BPR3
2 digits + multiplier
xRx for values <10 ohms
0Rxxx for values <1 ohm
F = ±1%
BPR5
G = ±2%
BPR7
J = ±5%
BPR10
BPR30
BPR50
Derating Curve
Ordering Procedure
Example: BPR10500F (BPR10, 50 ohms ±1%, Pb-free)
B
P
R
1
0
5
0
0
F
1
2
3
1
2
3
Type Value Tolerance
BPR3
2 digits + multiplier
xRx for values <10 ohms
0Rxxx for values <1 ohm
F = ±1%
BPR5
G = ±2%
BPR7
J = ±5%
BPR10
BPR30
BPR50
Derating Curve
06.18
General Note
TT Electronics reserves the right to make changes in product specication 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
BI Technologies IRC Welwyn