BHPR 반도체 회로 부품 판매점
HIGH POWER RESISTORS
|
|
 TT |
www.DataSheet4U.com
250W / 300W TO-227 HIGH POWER RESISTORS
Features………………………………………………………….
Non-Inductive,
Rated up to 300W depending on resistor configuration.
Small TO-227 style package, with very low thermal resistance.
Superior vibration durability, with M4 screw terminals.
RoHS compliant.
Applications………………………………………………………
High power snubber resistors in power supplies.
High frequency and pulse handling circuits.
Pulse generator load resistors.
High power crossover circuits in audio speaker systems
Specification
Dimensions
HG
E
D
A
Dimensions
Symbols
A
B
C
D
E
F
G
H
(mm)
38+/-0.5
25+/-0.5
15+/-0.5
30+/-0.2
15+/-0.5
13+/-0.5
2-3.2dia.
4-M4.0
1
Schematics
BHPR300 BHPR250
Specifications subject to change without notice
BHPR
250W / 300W HIGH POWER RESISTORS
Specification Items
Power Rating
Resistance Range
Nominal Resistance Series
TCR
Tolerance
Operation Temp. Range
Max. Applied Voltage
Dielectric Withstanding
Voltage
Load Life
Humidity
Temperature Cycle
Short Time Overload
Insulation Resistance
Vibration
BPHR 250
250 Watts
1Ω to 1KΩ
Dual
E24
+/-100 ppm/°C
+/-5%(J)
-55 - +120 °C
BPHR300
300 Watts
1Ω to 1KΩ
Single
E24
+/-100 ppm/°C
+/-5%(J)
-55 - +120 °C
√(P.R)
2500V
∆R+/-(1.0 %+0.05 Ω)
∆R +/-(1.0 %+0.05 Ω)
∆R +/-(1.0 %+0.05 Ω)
∆R +/-(0.25 %+0.05 Ω)
Over 1000 MΩ
∆R +/-(0.25 %+0.05 Ω)
Test Conditions
At flange temperature -55 to +25°C
2.0 Ω and 5.0 Ω also available.
From -55 to +120 °C
60 seconds.
25°C, 90 min.ON, 30min.OFF, 1000hours.
70°C, 90 to 95%RH, DC0.1W, 1000hours.
-55°C, 30 min.,+155°C 30 min., 20 cycles.
55°C, 30 min.,+120C, 30 min., 20 cycles.
(Rated Power×2.5) for 2.5seconds with heat
sink.
Between terminals and flange.
Note: BHPR 250 has two resistors of equal values. (e.g. BHPR250 500 F, has two 50Ω resistors. See schematic). Current rating: 100A
Maximum.
Derating Curve, BHPR 250, BHPR 300
Power Rating％
100
80
60
40
20
0
-50
+25°C
+120°C
0 +50 +100 +150 +200
Flange Temperature （℃）
Temperature Rise, BHPR 300
Temp. Rise
(°C)
160
140
120
100 Resistor temperature
80
60
40 Flange temperature
20
0 100 200 300
Applied Power (W)
Using 0.1°C/W heat sink
Materials
Flange: Ni plated copper plate. Substrate: alumina substrate. Resistor: Metal film resistor. Case: Polycarbonate
plastics. Terminals: Ni plated copper alloy to suit screw: 4-M4/10mm.
Ordering Information
BHPR
Model
Power Rating
250 : 250W
300 ; 300W
250 500
J
Resistance Code
500 : 50Ω (First two digits significant, last digit: number of trailing zeros)
Tolerance
J = 5% Tol
2
|
국내 전력반도체 판매점
상호 : 아이지 인터내셔날
전화번호 : 051-319-2877
[ 홈페이지 ]
IGBT, TR 모듈, SCR, 다이오드모듈, 각종 전력 휴즈
( IYXS, Powerex, Toshiba, Fuji, Bussmann, Eaton )
전력반도체 문의 : 010-3582-2743
