MP900 and MP9000 Series Kool-Pak
Power Film Resistors TO-126, TO-220 and TO-247 Style
Page 1 of 2
MP916 Standard Resistance Values:
Tolerance MP916 5% Standard (20% is available).
0.010 5%
0.015 5%
MP915, MP925, and MP930
Standard Resistance Values:
Tolerance MP915, MP925, and MP930 1% Standard - except
as noted. (5% and 20% are available for most resistance values).
0.020 5% 0.33 7.50 50.0 500 10.0 K
0.025 5% 0.40 8.00 56.0 560 15.0 K
0.030 5% 0.50 10.0 75.0 750 20.0 K
0.033 5% 0.75 12.0 100 1.00 K 25.0 K
0.040 5% 1.00 15.0 120 1.50 K 30.0 K
0.050 1.50 20.0 150 2.00 K 33.0 K
0.075 2.00 25.0 200 2.50 K 40.0 K
0.10 2.50 27.0 250 3.00 K 47.0 K
0.15 3.00 30.0 300 3.30 K 50.0 K
0.20 3.30 33.0 330 4.00 K 56.0 K
0.25 4.00 40.0 400 5.00 K 68.0 K
0.30 5.00 47.0 470 7.50 K 75.0 K
Low Cost Heat Sink Mountable Design featuring
82.0 K
100 K
an Exposed Ceramic Heat Dissipating Mounting Surface
Use your thermal design experience with power semiconductors in TO-126, TO-220,
MP9100 Standard Resistance Values:
and TO-247 style power packages to help you get the most out of this unique family of
Tolerance MP9100 1% Standard.
power resistors. The thermal design issues are the same where power handling 0.050
0.40 3.30 20.0 56.0
0.075
0.50 4.00 25.0 75.0
capability is based on the case temperature which is maintained in your design.
0.10
0.75 5.00 27.0 100
0.15
1.00 7.50 30.0
0.20
1.50 8.00 33.0
MP915 TO-126 Style Power Package
0.25
2.00 10.0 40.0
0.30
2.50 12.0 47.0
15 Watts at +25C Case Temperature, derated to zero at +150C. 0.33
3.00 15.0 50.0
Exposed Ceramic Heat Dissipating Mounting Surface.
Resistance Range of 0.020 ohm to 1 K.
For custom resistance values and tolerances contact
Non-Inductive Design.
applications engineering.
MP916, MP925, and MP930 TO-220 Style Power Package
Ordering Information:
Up to 30 Watts at +25C Case Temperature, derated to zero at +150C.
MP915 - 50.0 - 1%
Exposed Ceramic Heat Dissipating Mounting Surface.
Model Number: Tolerance
Resistance Range of 0.010 ohm to 100 K.
Non-Inductive Design. Resistor Value:
Packaging: MP915, MP916, MP925, MP930
resistors are packaged in plastic shipping tubes,
MP9100 TO-247 Style Power Package
50 pieces per tube. These resistors are available
100 Watts at +25C Case Temperature, derated to zero at +175C.
in a 50 piece minimum quantity and in full tube
Exposed Ceramic Heat Dissipating Mounting Surface.
quantity increments (i.e. 50, 100, 150, etc.). The
Resistance Range of 0.050 ohm to 100 ohm.
MP9100 resistors are packaged in plastic shipping
Non-Inductive Design. tubes, 25 pieces per tube.
Construction of MP900 and
MP9000 Series:
The MP900 and MP9000 Series Kool-Pak Power
New
Film Resistors are constructed with Caddock's
Power Resistor
with Micronox resistance film fired onto a flat ceramic
Exposed Ceramic substrate. The terminal attachment and resistance
Heat Dissipating
element geometry are configured to provide
Mounting
outstanding non-inductive performance. The
Surface.
ceramic substrate is positioned in the molded
package such that the resistor element and terminal
attachment areas on the substrate are
encapsulated in the molded body with the other side
of the ceramic being exposed flush with the back
mounting surface of the device. This construction is
covered by one or more issued patents, also
patents pending.
Sales and Applications Engineering
17271 North Umpqua Hwy.
ELECTRONICS, INC.
Roseburg, Oregon 97470-9422
e-mail: caddock@caddock.com web: www.caddock.com
Phone: (541) 496-0700
For Caddock Distributors listed by country see caddock.com/contact/dist.html
Fax: (541) 496-0408
2003-2017 Caddock Electronics, Inc. 28_IL134.0517 Page 2 of 2
Resistance Thermal Resistance
Model Power Max.
Max. Temp.
Package R JC Dimensions Comments
No.
Rating Voltage T
Min. Max. MAX
Film (J) to Case (C)
TO-126 Style
MP915 1.00 K Figure 1 Ceramic mounting surface
0.020 15 Watts* 200 150C
8.33C/Watt
Power
MP916 TO-220 Style Figure 2 Ceramic mounting surface
150C
0.010 0.019 16 Watts* 7.81C/Watt
Limited
MP925 TO-220 Style 5.00K 100 K 500 Figure 2
5.00C/Watt 150C Ceramic mounting surface
25 Watts*
MP930 TO-220 Style 4.99 K 250 Figure 2 Ceramic mounting surface
0.020 30 Watts* 150C
4.17C/Watt
Power
MP9100 TO-247 Style Figure 3
175C Ceramic mounting surface
0.050 100 100 Watts* 1.50C/Watt
Limited
Derating Curve
Specifications:
100
Derating Using Case Temperature (T ):
80 * C
Temperature Coefficient for MP915, MP916,
All power and associated overload ratings are derated
MP925, and MP930:
60
based upon case temperature using the derating curve.
TC referenced to +25C, R taken at +150C
40
The case temperature is measured at the center of the
A
B ceramic mounting surface, with the part properly 0.50 ohms and above, -20 to +80 ppm/C
20
mounted and under electrical load. Without a heat sink,
0.050 ohm to 0.49 ohms, 0 to +200 ppm/C
0
when in free air at +25C, the MP915 is rated for 1.25
25 100 150 175 0.020 ohm to 0.049 ohm, 0 to +300 ppm/C
watts, the MP916, MP925, MP930 are rated for 2.25
CASE TEMPERATURE, C
0.010 ohm to 0.019 ohm, 0 to +500 ppm/C
watts, and the MP9100 is rated for 3.5 watts.
A - MP915, MP916, MP925, MP930 Max. Temperature, TMax = 150C
B - MP9100 Max. Temperature, TMax = 175C
Temperature Coefficient for MP9100:
TC referenced to +25C, R taken at +175C
The thermal design should satisfy the following equation:
Case Temperature (T ) + [Thermal Resistance (R ) x power applied (Watts)] T considering the full
0.50 ohms and above, -20 to +80 ppm/C
c JC MAX
operating temperature range of the application.
0.050 ohm to 0.49 ohms, 0 to +150 ppm/C
Mounting Note: Mount on a smooth, clean, and flat heat sink surface with a thermal interface material, such
Operating Temperature: -55C to T
as thermal grease. The entire exposed ceramic portion must be in thermal contact with the heat sink. When
MAX
screw mounting, use a compression washer which provides a mounting force of 150 to 300 pounds (665 to
1330 N). This will provide sufficient pressure on the package over time and through large temperature varia-
Inductance: MP915, MP916, MP925, and MP930
tions to maintain the maximum power dissipation capability. Mounting torque to avoid package damage is 8
10nH typical; MP9100, 20nH typical, in series when
in-lbs. (0.90 N-m). If a spring clip is used, a clip force of 8 to 30 pounds (35 to 130 N) is recommended to be
measured at a point 0.2 inches from the resistor
applied to the center of the package. The clip should be round or smooth in the contact area to avoid concen-
trating the load on a small point of the plastic body of the package. Another mounting option is to use a body.
pressure bar method which can achieve a greater mounting force with a greater contact area.
For additional applications information regarding mounting and pulse handling see the Caddock DWV: The dielectric strength rating of 1500 V AC
rms
Applications Notes at caddock.com or contact Applications Engineering.
is based upon connections made between
terminals shorted, and the metal surface the part is
.094 .004 .320 .010 .110 .010
mounted to or a metal clip in contact with the top
(2.39 .10) DIA. (8.12 .26) (2.79 .26)
C
L
surface of the part.
+
.440 .010
Insulation Resistance: 10,000 Megohms min.
(11.18 .26)
.080 .020 .115 .010
MP915
Figure 1
The resistor element is electrically isolated from
(2.03 .51)
0.10 (2.92 .26)
1%
the mounting surface.
TO-126 Style
.053 .007
(1.35 .18)
MP915
.450 .050
(11.43 1.27) Load Stability: 2,000 hours at rated power.
.030 .004
(.76 .10)
R (1.0 percent + 0.0005 ohm) max. Power
.025 .004 (.64 .10) rating dependent upon case temperature. See
.200 .010
(5.08 .26) .058 .007 (1.47 .18)
derating curve.
.410 .010 .125 .010
.125 .004
(3.18 .10) DIA. (10.41 .26) (3.18 .26)
Momentary Overload: 1.5 times rated power with
C
L
applied voltage not to exceed 1.5 times maximum
continuous operating voltage for 5 seconds. R
Figure 2
.640 .010
(0.5 percent + 0.0005 ohm) max.
.125 .010
(16.26 .26)
(3.18 .26)
TO-220 Style MP930
.130 .030
10.0
(3.30 .76)
1% Moisture Resistance: Mil-Std-202, Method 106.
MP916, MP925
R (0.5 percent + 0.0005 ohm) max.
.053 .007
and MP930
(1.35 .18)
.500 .050
.030 .004
(12.70 1.27) Thermal Shock: Mil-Std-202, Method 107, Cond. F.
(.76 .10)
R (0.5 percent + 0.0005 ohm) max.
.200 .010 .025 .004 (.64 .10)
(5.08 .26)
Shock: 100G, Mil-Std-202, Method 213, Cond. I.
.070 .010 (1.78 .26)
R (0.4 percent + 0.0005 ohm) max.
0.620 0.010 0.195 0.010
(4.95 0.26)
(15.75 0.26)
0.143 0.004
C Vibration, High Frequency: Mil-Std-202, Method
(3.63 0.10) Dia. L
204, Cond. D. R (0.4 percent + 0.0005 ohm)
0.210 0.010
(5.33 0.26)
max.
Figure 3
0.815 0.010
(20.70 0.26)
Terminal Strength: Mil-Std-202, Method 211,
MP 9100
TO-247 Style
0.110 0.030 50.0
Cond. A (Pull Test) 5 lbs. R (0.2 percent
(2.79 0.76)
MP9100 1%
+ 0.0005 ohm) max.
0.143 0.007
(3.63 0.18)
Terminal Material: Solderable
0.570 0.050
(14.48 1.27)
0.060 0.004
(1.52 0.10)
Measurement Note: For these specifications,
0.032 +0.004 / -0.010
resistance measurement shall be made at a point
0.400 0.010 (0.81 +0.10 / -0.26)
(10.16 0.26)
0.2 inch (5.08 mm) from the resistor body.
0.095 0.010
DIMENSIONS IN INCHES AND (MILLIMETERS)
(2.41 0.26)
Sales and Applications Engineering
17271 North Umpqua Hwy.
ELECTRONICS, INC.
Roseburg, Oregon 97470-9422
e-mail: caddock@caddock.com web: www.caddock.com Phone: (541) 496-0700
For Caddock Distributors listed by country see caddock.com/contact/dist.html Fax: (541) 496-0408
2003-2017 Caddock Electronics, Inc. 28_IL134.0517
POWER RATING, %