General Note
IRC reserves the right to make changes in product specification without notice or liability.
All information is subject to IRC’s own data and is considered accurate at time of going to print. A subsidiary of
TT electronics plc
MHP SOT227 Series Issue August 2008
Advanced Film Division • 4222 South Staples Street • Corpus Christi Texas 78411 USA
Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Website: www.irctt.com
High Power SOT227
Resistors
• Pb-free RoHS compliant SOT227 package
• Power rating from 150W to 600W
• High impulse power capability
• Non-inductive film technology
• Superior vibration handling
• UL94V0
Electrical Data
MHP150LF MHP200LF MHP250LF MHP300LF MHP550LF MHP600LF
Power Rating1150W 200W 250W 300W 550W 600W
Available Schematics V, R X, Y, Z V, R X, Y, Z V, R X, Y, Z
Resistance Range 0.1W to 1KW20.1W to 1KW250W to 1KW2
Thermal Resistance Rthj-c 0.35°C/W 0.23°C 0.11°C/W
Weight 20g 30g 30g
Operating Temperature Range -55°C to +120°C -55°C to +155C
Working Voltage P x R not to exceed 1.0KV
Nominal Values E24 (2.0 and 5.0 also available)
Resistance Tolerance ±1%, ±5%
TCR
R O1.0W±250ppm/°C
R P1.0W±100ppm/°C
1 Power rating is with base temperature between -55°C and +25°C.
2 Contact factory for values greater than 1.0KW.
MHP150 to MHP600 Series
Schematic Data
√
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© IRC Advanced Film Division • 4222 South Staples Street • Corpus Christi Texas 78411 USA
Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Website: www.irctt.com
High Power SOT227
Resistors
MHP SOT227 Series Issue August 2008
Power Performance Data
Safe Operating Zone
MHP300 MHP600
MHP200
Note: The above graph for the Safe Operating Zone is for
a single pulse or a low duty cycle pulse and the
average pulse power must not exceed the power
rating of the resistor.
+120°C
+155°C
MHP150 MHP200
MHP250 MHP300
MHP550 MHP600
Advanced Film Division • 4222 South Staples Street • Corpus Christi Texas 78411 USA
Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Website: www.irctt.com
High Power SOT227
Resistors
MHP SOT227 Series Issue August 2008
Physical Data
Environmental Data
Dimension Length (mm)
A38.0 ±0.2
B25.0 ±0.2
C11.8 ±0.4
D4.2 ±0.1
E13.0 ±0.3
F15.0 ±0.4
G30.0 ±0.1
H10.0 ±0.2
JM4 screw
(10mm depth)
Environmental Test Test Method Specification
Load Life 1000 hours 25°C
90 minutes on, 30 minutes off, ∆R ±1.0% +0.05W
Humidity 1000 hours, 70°C, 90 to 95% RH, 0.1W DC ∆R ±1.0% +0.05W
Temperature Cycle 20 cycles, -55° 30 minutes, +120°C 30 minutes high ∆R ±1.0% +0.05W
Short Time Overload 2.5 X Rated Power, 2.5 seconds, 25°C with Heat Sink ∆R ±0.25% +0.05W
Vibration IEC60068-2-6 ∆R ±0.25% +0.05W
Withstanding Voltage 60 seconds 4000VAC
Insulation Resistance Between terminals and flange >1000 MegW
© IRC Advanced Film Division • 4222 South Staples Street • Corpus Christi Texas 78411 USA
Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Website: www.irctt.com
High Power SOT227
Resistors
MHP SOT227 Series Issue August 2008
Ordering Data
Prefix TFP - MHP 300 LF - X - 1R50 - J
Style
Power
150 = 150W, 200 = 200W, 250 = 250W
300 = 300W, 550 = 550W, 600 = 600W
RoHS Compliant
Schematic Code1
X, Y, Z, V, R
Resistance Tolerance Code2
4-digit resistance code.
Ex: 1R50 = 1.5W, 1K00 = 1.0KW
Tolerance Code
F = ±1%, J = ±5%
Packaging
Parts are only available in bulk packaging.
Note 1. Schematics X, Y, nad Z are only available for the 200, 300, and 600 versions.
Schematics V and R are only available on the 150, 250, and 550 versions.
Note 2. For Schematics V and R, resistance values are the same.
