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MLRF21M Series — Wirewound, Molded, MIL-PRF-15305

MLRF21M Series

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Dimensional Specifications

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Series Data

For helpful information regarding the data in the following table please refer to the Notes section below the table. To request a sample, please indicate your choice in the columns to the right in the table. To check distributor stock, please click on a specific part number in the table.

Part number L µH Mil Part
Number
Inductance
Tolerance
Q Min Test Freq
(L&Q) MHz
SRF MHZ Min DCR OHMS
MAX
Current Rating
mA DC
Core
Material
Marking Request
Sample
MLRF21M470K0.47MS90542-01±10%65253000.061970PhenolicSee Datasheet
MLRF21M560K0.56MS90542-02±10%65252700.071850PhenolicSee Datasheet
MLRF21M680K0.68MS90542-03±10%65252400.081700PhenolicSee Datasheet
MLRF21M820K0.82MS90542-04±10%65252200.111450PhenolicSee Datasheet
MLRF21M101K1.0MS90542-05±10%65252000.141290PhenolicSee Datasheet
MLRF21M121K1.2MS90542-06±10%407.91800.191120PhenolicSee Datasheet
MLRF21M151K1.5MS90542-07±10%407.91600.28925PhenolicSee Datasheet
MLRF21M181K1.8MS90542-08±10%407.91500.37700PhenolicSee Datasheet
MLRF21M221K2.2MS90542-09±10%407.91350.50680PhenolicSee Datasheet
MLRF21M271K2.7MS90542-10±10%407.91200.65600PhenolicSee Datasheet
MLRF21M331K3.3MS90542-11±10%407.91051.0480PhenolicSee Datasheet
MLRF21M391K3.9MS90542-12±10%407.91001.2440PhenolicSee Datasheet
MLRF21M471K4.7MS90542-13±10%407.9901.8360PhenolicSee Datasheet
MLRF21M561K5.6MS14052-01±10%357.9550.13885Powdered IronSee Datasheet
MLRF21M681K6.8MS14052-02±10%357.9500.20710Powdered IronSee Datasheet
MLRF21M821K8.2MS14052-03±10%357.9440.22680Powdered IronSee Datasheet
MLRF21M102K10MS14052-04±10%357.9420.26625Powdered IronSee Datasheet
MLRF21M122K12MS14052-05±10%452.5340.45465Powdered IronSee Datasheet
MLRF21M152K15MS14052-06±10%452.5320.52442Powdered IronSee Datasheet
MLRF21M182K18MS14052-07±10%502.5280.70380Powdered IronSee Datasheet
MLRF21M222K22MS14052-08±10%602.5241.0326Powdered IronSee Datasheet
MLRF21M272K27MS14052-09±10%602.5221.3275Powdered IronSee Datasheet
MLRF21M332K33MS14052-10±10%602.5201.5258Powdered IronSee Datasheet
MLRF21M392K39MS14052-11±10%702.5182.0224Powdered IronSee Datasheet

Notes

Suffix "K" for 10% tolerance

Operating Temperature Range:
    -55°C to + 125°C for MS90542 (Phenolic)
    -55°C to + 105°C for MS14052  (Powdered Iron)

Temperature Class:
    Class B (125°C) for MS90542 (Phenolic)
    Class A (105°C) for MS14052 (Powdered Iron)

Current Rating at an Ambient temperature of 90°C:
    35°C temperature rise for MS90542 (Phenolic)
    15°C temperature rise for MS14052 (Powdered Iron)

Weight maximum 1.5 grams (0.0529 ounces)

DWV 1000 Vrms @ Sea Level / 200 Vrms @ 70,000 Feet

Body color is Black

Defense Logistics Agency (DLA) Military Specification Datasheets:
MS90542C, MS14052A

Material Declaration

Lead: Gowanda_MLRF21M-Pb_Material-Dec.pdf

Reflow Profiles

Please select the reflow soldering profile below that best suits your process. These reflow profiles represent typical industry standards. If you need additional assistance please contact Gowanda Electronics directly.

Reliability Data

Please note that reliability testing (HRIP Life Test) has been done for many, but not all, of Gowanda Electronics' products, in keeping with the needs of specific applications. Please use the information in this table as a guide; for additional assistance please contact Gowanda.

P/NTestTest ConditionsDurationPcs/TestedFailures
050AT3303SM Life per Mil-Std-202 Method 108 90 C ambient, Full Rated I, 75% on, 25% off 2,000 hrs 10 0
050KM3303SM Life per Mil-Std-202 Method 108 90 C ambient, Full Rated I, 75% on, 25% off 2,000 hrs 10 0
10M101K Life per Mil-Std-202 Method 108 90 C ambient, Full Rated I, 75% on, 25% off 2,000 hrs 10 0
  Thermal Shock per Mil-Std-202, Method 107 -55 C to +125 C with 15 min dwell for saturation 25 cycles 12 0
  Humidity per Mil-Std-202, Method 103 90-95% RH at 40 Degrees C 240 hrs 12 0
10M272K Life per Mil-Std-202 Method 108 90 C ambient, Full Rated I, 75% on, 25% off 2,000 hrs 10 0
17S105K Life per Mil-Std-202 Method 108 90 C ambient, Full Rated I, 75% on, 25% off 2,000 hrs 10 0
CC1008-101M Life per Mil-Std-202, Method 108 90 C ambient, Full Rated I, 75% on, 25% off 2,000 hrs 10 0
CC1008-471M Life per Mil-Std-202, Method 108 90 C ambient, Full Rated I, 75% on, 25% off 2,000 hrs 10 0
CF1008-151M Life per Mil-Std-202, Method 108 90 C ambient, Full Rated I, 75% on, 25% off 2,000 hrs 10 0
SM3-010K Extended Life per Mil-Std-202, Method 108 90 C ambient, Full Rated I, 75% on, 25% off 10,000 hrs 10 0
  Thermal Shock per Mil-Std-202, Method 107 -55 C to +125 C with 15 min dwell for saturation 5 cycles 12 0
  Humidity per Mil-Std-202, Method 103 90-95% RH at 40 Degrees C 240 hrs 12 0
  Overload per Mil-Std-15305, Para 4.8.10 1 1/2 Times Rated I 5 minutes 4 0
  Low Temp Storage per Mil-Std-15305, Para 4.8.14 Normal mounting and subjected to -65 C 96 hrs 4 0
  Resistance to solder heat Mil-Std-202, Method 210 SMI Reflow Thermal Profile (183 C PH, 250 C) 2 minutes 12 0
SM3-102K Life per Mil-Std-202, Method 108 90 C ambient, Full Rated I, 75% on, 25% off 2,000 10 0
  Thermal Shock per Mil-Std-202, Method 107 -55 C to +125 C with 15 min dwell for saturation 5 cycles 12 0
  Humidity per Mil-Std-202, Method 103 90-95% RH at 40 Degrees C 240 hrs 12 0
  Overload per Mil-Std-15305, Para 4.8.10 1 1/2 Times Rated I 5 minutes 4 0
  Low Temp Storage per Mil-Std-15305, Para 4.8.14 Normal mounting and subjected to -65 C 96 hrs 4 0
  Resistance to solder heat Mil-Std-202, Method 210 SMI Reflow Thermal Profile (183 C PH, 250 C) 2 minutes 12 0
SMP3308-104M Life per Mil-Std-202 Method 108 90 C ambient, Full Rated I, 75% on, 25% off 2,000 hrs 10 0
SMP3013-102K Life per Mil-Std-202 Method 108 90 C ambient, Full Rated I, 75% on, 25% off 2,000 hrs 10 0
SMP3013-104K Life per Mil-Std-202 Method 108 90 C ambient, Full Rated I, 75% on, 25% off 2,000 hrs 10 0
SMP3315-103M Life per Mil-Std-202, Method 108 90 C ambient, Full Rated I, 75% on, 25% off 2,000 hrs 10 0
  Thermal Shock per Mil-Std-202, Method 107 -40 C to +70 C with 15 min dwell for saturation 1000 cycles 60 0
SMP3316-473M Life per Mil-Std-202 Method 108 90 C ambient, Full Rated I, 75% on, 25% off 2,000 hrs 10 0
SMP3316-104M Life per Mil-Std-202 Method 108 90 C ambient, Full Rated I, 75% on, 25% off 2,000 hrs 10 0
SMP5022-103M Vibration per Mil-Std-202, Method 201 Low Frequency Vibe in Z Direction 2 hrs 2 0
  Shock per Mil-Std-202, Method 213 Shock in Z Direction 3 Pulses 2 0
  Thermal Shock per Mil-Std-202 Method 107 -55 C to +125 C with 15 min dwell for saturation 100 cycles 2 0
  Resistance to solder heat Mil-Std-202, Method 210 Solder Dip 3 dips each 2 0
SMP5025-105K Life per Mil-Std-202 Method 108 90 C ambient, Full Rated I, 75% on, 25% off 2,000 hrs 10 0
SMP8527-105K Life per Mil-Std-202 Method 108 90 C ambient, Full Rated I, 75% on, 25% off 2,000 hrs 10 0
SMRF1812-101J Life per Mil-Std-202, Method 108 90 C ambient, Full Rated I, 75% on, 25% off 2,000 hrs 6 0
  Thermal Shock per Mil-Std-202, Method 107 -55 C to +125 C with 15 min dwell for saturation 200 cycles 6 0
  Humidity per Mil-Std-202, Method 103 85 C, 85% Humidity at Full Rated I 1000 hrs 6 0
SMRF1812-104J Life per Mil-Std-202, Method 108 90 C ambient, Full Rated I, 75% on, 25% off 2,000 hrs 6 0
  Thermal Shock per Mil-Std-202, Method 107 -55 C to +125 C with 15 min dwell for saturation 200 cycles 6 0
  Humidity per Mil-Std-202, Method 103 85 C, 85% Humidity at Full Rated I 1000 hrs 6 0
SMRF5025-104K Life per Mil-Std-202, Method 108 90 C ambient, Full Rated I, 75% on, 25% off 2,000 hrs 10 0
SMRF5025-100K Thermal Shock per Mil-Std-202, Method 107 -55 C to +125 C with 15 min dwell for saturation 50 cycles 10 0
  DWV per Mil-Std-202, Method 301 200 VDC between windings 30 seconds 10 0
  IR per Mil-Std-202, Method 302 500 VDC / 100 Mohm R min. core to windings 2 minutes 10 0
  Barometric Pressure per Mil-Std-202, Method 105 200 VDC at 70,000 feet altitude 60 seconds 10 0
  Solderability per Mil-Std-202, Method 208, Cat. 3 8 hrs of staem age and 1 solder dip 5 seconds 10 0
  High Temp Exposure per Mil-Prf-83446, Sec. 4.6.14 Normal mounting and subjected to +125 C 96 hrs 10 0
SMRF5025-823K Thermal Shock per Mil-Std-202, Method 107 -55 C to +125 C with 15 min dwell for saturation 50 cycles 10 0
  DWV per Mil-Std-202, Method 301 200 VDC between windings 60 Seconds 10 0
  IR per Mil-Std-202, Method 302 500 VDC / 100 Mohm R min. core to windings 2 minutes 10 0
  Barometric Pressure per Mil-Std-202, Method 105 DWV (200 VDC) at 70,000 feet altitude 60 seconds 10 0
  Solderability per Mil-Std-202, Method 208, Cat. 3 8 hrs of staem age and 1 solder dip 5 seconds 10 0
  High Temp Exposure per Mil-Prf-83446, Sec. 4.6.14 Normal mounting and subjected to +125 C 96 hrs 10 0
SMT45-303 Life per Mil-Std-202 Method 108 90 C ambient, Full Rated I, 75% on, 25% off 2,000 hrs 10 0
MAXIMUM QUANTITY PER REEL REEL DIAMETER: in. (mm) PITCH BETWEEN PARTS: in. (mm) TAPE WIDTH: in. (mm) CLASS #
1000 12 (304.8) 0.400 (10.16) 2.500 (63.5) 2

Weights

Weight in Grams (per inductor):   1.5

Standard Termination Finishes Lead Free Termination Finishes
Sn63Pb37 Not Applicable