TOKO 7P User Manual

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s

TYPE

7P

Variable Coils

7mm TYPE 7P

Frequency Range: 200kHz-2MHz
Inductance Range: 10µH–2.6mH
Temperature Coefficient: Inductor TC (L) 750±500ppm/°C

Internal Capacitance Value: 150-390pF

With Internal Capacitor TC (F) 0±250ppm/°C

(1)

Features

• Ideal for use as an AM IFT and in oscillator circuits.

•

Unique design features a cup core adjustor, threaded directly
into the shield can, allowing the use of larger cores.
This produces the superior, large signal characteristics
typically associated with 10mm types.

STANDARD COILS SELECTION GUIDE

(1) Cross slit core (Philips type) also available upon request.

TYPE 7P

TOKO Inductance Test

Part Range Turns Ratio Q Frequency

Number (µH) 1-3/1-2 1-3/4-6 (min.) (MHz)

7BR-151208N2 150±8% 65:2 65:8 60 1.4
7BR-271208N2 270±8% 43:1 43:4 60 1.4
7BR-271308N2 270±8% 86:3 43:4 60 1.4
7BR-331208N2 330±8% 95:2 95:8 60 1.4
7BR-331308N2 330±8% 95:3 95:8 60 1.4

7BR-361208N2 360±8% 50:1 25:2 60 1.4
7BR-361308N2 360±8% 100:3 25:2 60 1.4
A7BRS-11859Z 100±6% 50 2.52
A7BRS-T1860Z 120±6% 80 0.796
A7BRS-T1861Z 150±6% 80 0.796

A7BRS-T1862Z 180±6% 80 0.796
A7BRS-T1863Z 220±6% 80 0.796
A7BRS-T1864Z 270±6% 85 0.796
A7BRS-T1865Z 330±6% 90 0.796
A7BRS-T1866Z 390±6% 90 0.796

A7BRS-T1867Z 470±6% 90 0.796
A7BRS-T1868Z 560±6% 100 0.796
A7BRS-T1869Z 680±6% 100 0.796
A7BRS-T1870Z 820±6% 100 0.796
A7BRS-T1871Z 1000±6% 100 0.796

Meeting Your Need

TYPE 7P with Internal Capacitor

TOKO Tuning Test

Part Capacitance Turns Ratio Q Frequency

Number (pf) 1-3/2-3 1-3/4-6 (min.) (kHz)

7LC-252142N0 180+5(ext) 146:37 146:20 70 455
7LC-252203N0 180+5(ext) 146:37 146:3 70 455
7LC-352142N0 180+5(ext) 146:52 146:20 70 455
7LC-352203N0 180+5(ext) 146:52 146:3 70 455
7LC-352353N0 180+5(ext) 146:52 146:5 70 455

7LC-352503N0 180+5(ext) 146:52 146:7 70 455
7LC-352713N0 180+5(ext) 146:52 146:10 70 455

7LC-452503N0 180+5(ext) 146:66 146:7 70 455
7MC-162503N0 180+5(ext) 146:23 146:7 110 455
7MC-202503N0 180+5(ext) 146:29 146:7 110 455

7MC-222162N0 180+5(ext) 146:33 146:23 110 455
7MC-312162N0 180+5(ext) 146:46 146:23 110 455
7MC-402353N0 180+5(ext) 146:58 146:5 110 455
7MC-402503N0 180+5(ext) 146:58 146:7 110 455
7MC-402563N0 180+5(ext) 146:58 146:8 110 455

7MC-452252N0 180+5(ext) 146:66 146:37 110 455
7MC-502503N0 180+5(ext) 146:73 146:7 110 455

1.800.PIK.TOKO

1.847.297.0070www.tokoam.com