MODEL BHP
Noninductive Planar
Low Cost, 20 Watt
TO 220 Package
Thick Film Resistor
APPLICATIONS
PRELIMINARY DATA
• Switching power supplies
• Snubber circuits
• Inrush current suppression
• Pre-loads
FEATURES AND BENEFITS
• High power density
• Power is dissipated above circuit board
• Low temperature solder
• Nonflammable
• Non-inductive planar
ELECTRICAL
5
Resistance Range, Ohms
Resistance Tolerances
Operating Temperature Range
Temperature Coefficient of Resistance, Maximum
Power Ratings, Watts
Operating Voltage, Maximum
Peak Current
Dielectric Strength
Specifications subject to change without notice.
1 to 200K
±5%
Optional: ±1%, ±2%
-55°C to +155°C
±100ppm/°C
20 Watts (With 5.8°C/W External Heat Sink)
2 Watts (In Air)
250 Vdc
15 x rated current up to 8 ms (∆R ±0.5%)
750 V
5-3
Model BHP
MECHANICAL
Lead Material
Substrate Material
Resistor Material
ENVIRONMENTAL (PER MIL-R-83401)
Solder Tinned Copper Alloy
96% Alumina
Ruthenium Oxide
Thermal Shock
Terminal Strength
Short Time Overload
Moisture Resistance
Mechanical Shock
Vibration
Low Temperature Storage
High Temperature Exposure
Load Life, 1,000 Hours
Resistance to Solder Heat
Dielectric Withstanding Voltage, Minimum
Marking Permanency
Lead Solderability
Flammability
Storage
POWER DERATING CURVE
∆R
0.50%
∆R
0.25%
2 x rated power, 5 seconds,
∆R
0.50%
∆R
0.50%
30G's,
∆R
0.25%
10G's, 10 to 500 Hz
∆R
0.25%
∆R
0.25%
∆R
0.25%
∆R
2.00%
∆R
0.25%
1,000 Vdc
MIL-STD-202, Method 215
MIL-STD-202, Method 208
UL 94V-0 Rated
-55°C to +155°C
Percent of
Rated Power
100
80
60
40
20
0
25
Degrees C
155
STANDARD RESISTANCE VALUES (OHMS)
Value
Code
1
1R0
2
2R0
5
5R0
10
100
20
200
50
500
100
101
200
201
500
501
1K
102
2K
202
5K
502
10K
103
PACKAGING
Standard:
50 per tray
5-4
Model BHP
OUTLINE DIMENSIONS (Inch/mm)
.400±.015
10.16±0.38
.200
5.08
.100
Max.
2.54
.140
Dia. Hole
3.56
.064±.004
1.63±0.10
Heat Sink
.795±.020
20.19±0.51
.725±.015
18.42±0.38
.610±.015
15.49±0.38
BI
BHP 20
XXX X
XXXX
.370
Min.
9.40
5
.020±.004
0.51±0.10
.200±.010
5.08±0.25
.010±.003
0.25±0.08
ORDERING INFORMATION
BHP 20 103 J
Model
Power Rating
Resistance Code:
1 Ohm = 1RO
2 Ohms = 2RO
5 Ohms = 5RO
≥10
Ohm: First 2 digits are significant.
Last digit denotes number of trailing zeros.
Tolerance Code:
F = 1% Tol.
G = 2% Tol.
J = 5% Tol.
5-5
Model BHP
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