Actual Size

MIL DASH #

TOLERANCE

SERIES1025R, 1026R10251026

Molded Unshielded RF Coils

SRF MINIMUM (MHz)

DASH NUMBER*

INDUCTANCE (µH)

Q MINIMUM

TEST FREQUENCY (MHz)

DC RESISTANCE

MAXIMUM (OHMS)

CURRENT RATING

MAXIMUM (mA)

Military Specifications (1025 Series Only)MS75083 (LT4K); MS75084 (LT10K); MS75085 (LT10K)

Physical Parameters Inches MillimetersLength 0.250 ± 0.010 6.35 ± 0.25Diameter 0.095 ± 0.010 2.41 ± 0.25Lead SizeAWG #24 TCW 0.020 ± 0.0015 0.508 ± 0.038

Lead Length 1.5 ± 0.12 38.1 ± 3.05

Current Rating at 90°C AmbientLT4K 35°C RiseLT10K 15°C Rise

Operating Temperature RangeLT4K –55°C to +125°CLT10K –55°C to +105°C

Maximum Power Dissipation at 90°CPhenolic: LT4K 0.21 W Iron: LT10K 0.09 W Ferrite: LT10K 0.073 W

Weight Max. (Grams) 0.3

• For in-between values see Series 1782 (page 41)

Note (1026 Series only) Self Resonant Frequency (SRF)values are calculated and for reference only.

Marking DELEVAN; inductance with units and tolerance;date code (YYWWL). Note: An R before the date codeindicates a RoHS component.

Example: 1025R-16K

Front: Reverse: DELEVAN 2.2uH±10% 2.2uH±10% R 0850B

RF Inductors

270 Quaker Rd., East Aurora NY 14052 • Phone 716-652-3600 • Fax 716-652-4814 • E-mail: apisales@delevan.com • www.delevan.com

Optional Tolerances: J = 5% H = 3% G = 2% F = 1%

*Complete part # must include series # PLUS the dash #

For surface finish information, refer to www.delevanfinishes.com

MIL I TARY

AP P R O V E D

MS75083– SERIES 1025 PHENOLIC CORE (LT4K) -94K -96K -00K -02K -04K -06K -08K -10K -12K -14K -16K -18K -20K

MS75084– SERIES 1025 IRON CORE (LT10K) -22K -24K -26K -28K -30K -32K -34K -36K -38K -40K -42K -44K -46K -48K -50K -52K -54K

MS75085– SERIES 1025 FERRITE CORE (LT10K) -56K -58K -60K -62K -64K -66K -68K -70K -72K -74K -76K -78K -80K -82K -84K -86K -88K -90K -92K

SERIES 1026 PHENOLIC CORE (LT4K) -00M -02K -04K -06K -08K -10K -12K -14K

13801300123011201040975830710660550500420390

620560480415355285263239195185160144160157149144140

130125110100928884666157524745403635302928

38002200200019001800170015001400

0.08 0.09 0.10 0.12 0.14 0.16 0.22 0.30 0.35 0.50 0.60 0.85 1.00

0.18 0.22 0.30 0.40 0.55 0.85 1.00 1.20 1.80 2.00 2.70 3.30 2.70 2.80 3.10 3.30 3.50

3.40 3.60 4.50 5.70 6.70 7.30 8.00 13.00 15.00 17.00 21.00 25.00 28.00 35.00 42.00 46.00 60.00 65.00 72.00

0.010 0.030 0.035 0.040 0.045 0.050 0.060 0.070

680.0 640.0 600.0 550.0 510.0 430.0 410.0 365.0 330.0 300.0 275.0 250.0 230.0

150.0 140.0 125.0 115.0 100.0 90.0 80.0 75.0 65.0 60.0 55.0 50.0 40.0 35.0 30.0 25.0 20.0

24.0 22.0 20.0 18.0 15.0 14.0 13.0 12.0 11.0 10.0 9.0 8.0 7.0 6.5 6.0 5.0 4.2 3.8 3.4

900.0 875.0 850.0 825.0 800.0 775.0 750.0 725.0

25.0 25.0 25.0 25.0 25.0 25.0 25.0 25.0 25.0 25.0 25.0 25.0 25.0

7.9 7.9 7.9 7.9 7.9 7.9 7.9 7.9 7.9 7.9 7.9 7.9 2.5 2.5 2.5 2.5 2.5

2.5 2.5 2.5 2.5 2.5 2.5 2.5 0.79 0.79 0.79 0.79 0.79 0.79 0.79 0.79 0.79 0.79 0.79 0.79

50.0 25.0 25.0 25.0 25.0 25.0 25.0 25.0

40403835333330303030282825

2528303037454545505055554545505050

45454545505050303030303030303030303030

5040404040404040

12345678910111213

1234567891011121314151617

12345678910111213141516171819

±10%±10%±10%±10%±10%±10%±10%±10%±10%±10%±10%±10%±10%

±10%±10%±10%±10%±10%±10%±10%±10%±10%±10%±10%±10%±10%±10%±10%±10%±10%

±10%±10%±10%±10%±10%±10%±10%±10%±10%±10%±10%±10%±10%±10%±10%±10%±10%±10%±10%

±20%±10%±10%±10%±10%±10%±10%±10%

0.10 0.12 0.15 0.18 0.22 0.27 0.33 0.39 0.47 0.56 0.68 0.82 1.0

1.2 1.5 1.8 2.2 2.7 3.3 3.9 4.7 5.6 6.8 8.2 10.0 12.0 15.0 18.0 22.0 27.0

33.0 39.0 47.0 56.0 68.0 82.0 100.0 120.0 150.0 180.0 220.0 270.0 330.0 390.0 470.0 560.0 680.0 820.0 1000.0

0.022 0.027 0.033 0.039 0.047 0.056 0.068 0.082

Packaging Tape & reel: 12" reel, 3500 pieces max.; 14" reel,6000 pieces max.

Made in the U.S.A.

1/2009

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