Wirewound Chip RF Inductors

Chip Molded Wirewound SMD RF Inductors

EM

Features EM - Wirewound Chip RF Inductors

  • Accurate dimensions for automatically surface mounted.
  • Lead-free materials is used for the plating on the terminals.
  • High resistance to heat, humidity, mechanical shocks and presser.
  • The product uses metal terminals, which realize excellent connection reliability.
  • The product has good heat durability that withstands lead-free compatible reflow soldering conditions.

Applications

  • Communication, Equipment, Instrument, Video & Audio.

Operating Temperature:

  • Range: -25 ~ +85 °C.

The Chip Wirewound EM Inductors are lead-free and RoHS compliant. Please contact us for details with your specific needs.

Dimensions (unit: mm) - Wirewound EM Series

Chip Molded Wirewound SMD Inductors - EM Series
Type A B C D E F
TREM322522N(1210) 3.2 ± 0.4 2.5 ± 0.2 2.9 ± 0.3 2.2 ± 0.2 0.6 ± 0.2 1.0 ± 0.2
TREM453232N(1812) 4.5 ± 0.4 3.2 ± 0.2 4.2 ± 0.3 3.2 ± 0.2 1.0 ± 0.2 1.2 ± 0.2

Electrical Characteristics - Chip Inductor TREM322522N(1210)

Part No. Inductance
(µH)		 Tolerance
(%)		 Q
(min)		 Test Freq.
(MHZ)		 SRF
(MHz)(min)		 DCR
(Ω)(max)		 IDC
(mA)
TREM322522N - R10* 0.10 ±20,±10 28 100 700 0.44 450
TREM322522N - R12* 0.12 ±20,±10 30 25.2 500 0.22 450
TREM322522N - R15* 0.15 ±20,±10 30 25.2 450 0.25 450
TREM322522N - R18* 0.18 ±20,±10 30 25.2 400 0.28 450
TREM322522N - R22* 0.22 ±20,±10 30 25.2 350 0.32 450
TREM322522N - R27* 0.27 ±20,±10 30 25.2 320 0.36 450
TREM322522N - R33* 0.33 ±20,±10 30 25.2 300 0.40 450
TREM322522N - R39* 0.39 ±20,±10 30 25.2 250 0.45 450
TREM322522N - R47* 0.47 ±20,±10 30 25.2 220 0.50 450
TREM322522N - R56* 0.56 ±20,±10 30 25.2 180 0.55 450
TREM322522N - R68* 0.68 ±20,±10 30 25.2 160 0.60 450
TREM322522N - R82* 0.82 ±20,±10 30 25.2 140 0.65 450
TREM322522N - 1R0* 1.00 ±10,±5 30 7.96 120 0.70 400
TREM322522N - 1R2* 1.20 ±10,±5 30 7.96 100 0.75 390
TREM322522N - 1R5* 1.50 ±10,±5 30 7.96 85 0.85 370
TREM322522N - 1R8* 1.80 ±10,±5 30 7.96 80 0.90 350
TREM322522N - 2R2* 2.20 ±10,±5 30 7.96 75 1.00 320
TREM322522N - 2R7* 2.70 ±10,±5 30 7.96 70 1.10 290
TREM322522N - 3R3* 3.30 ±10,±5 30 7.96 60 1.20 260
TREM322522N - 3R9* 3.90 ±10,±5 30 7.96 55 1.30 250
TREM322522N - 4R7* 4.70 ±10,±5 30 7.96 50 1.50 220
TREM322522N - 5R6* 5.60 ±10,±5 30 7.96 45 1.60 200
TREM322522N - 6R8* 6.80 ±10,±5 30 7.96 40 1.80 180
TREM322522N - 8R2* 8.20 ±10,±5 30 7.96 35 2.00 170
TREM322522N - 100* 10.0 ±10,±5 30 2.52 30 2.10 150
TREM322522N - 120* 12.0 ±10,±5 30 2.52 20 2.50 140
TREM322522N - 150* 15.0 ±10,±5 30 2.52 20 2.80 130
TREM322522N - 180* 18.0 ±10,±5 30 2.52 20 3.30 120
TREM322522N - 220* 22.0 ±10,±5 30 2.52 20 3.70 110
TREM322522N - 270* 27.0 ±10,±5 30 2.52 20 5.00 80
TREM322522N - 330* 33.0 ±10,±5 30 2.52 17 5.60 70
TREM322522N - 390* 39.0 ±10,±5 30 2.52 16 6.40 65
TREM322522N - 470* 47.0 ±10,±5 30 2.52 15 7.00 60
TREM322522N - 560* 56.0 ±10,±5 30 2.52 13 8.00 55
TREM322522N - 680* 68.0 ±10,±5 30 2.52 12 9.00 50
TREM322522N - 820* 82.0 ±10,±5 30 2.52 11 10.0 45
TREM322522N - 101* 100 ±10,±5 20 0.796 10 10.0 40
TREM322522N - 121* 120 ±10,±5 20 0.796 10 11.0 70
TREM322522N - 151* 150 ±10,±5 20 0.796 8 15.0 65
TREM322522N - 181* 180 ±10,±5 20 0.796 7 17.0 60
TREM322522N - 221* 220 ±10,±5 20 0.796 7 21.0 50
  • Test equipment L, Q: HP4285A +16034E, or equivalent
  • SRF: HP8753C NETWORK ANALYZER, or equivalent.
  • DC resistance: AX-111A DIGITAL MILLIOHM METER, or equivalent.

Electrical Characteristics - Chip Inductor TREM453232N(1812)

Part No. Inductance
(µH)		 Tolerance
(%)		 Q
(min)		 Test Freq.
(MHZ)		 SRF
(MHz)(min)		 DCR
(Ω)(max)		 IDC
(mA)
TREM453232N - R10* 0.10 ±10,±20 25 25.2 300 0.18 800
TREM453232N - R12* 0.12 ±10,±20 30 25.2 280 0.20 770
TREM453232N - R15* 0.15 ±10,±20 30 25.2 250 0.22 730
TREM453232N - R18* 0.18 ±10,±20 30 25.2 220 0.24 700
TREM453232N - R22* 0.22 ±10,±20 30 25.2 200 0.25 665
TREM453232N - R27* 0.27 ±10,±20 30 25.2 180 0.26 635
TREM453232N - R33* 0.33 ±10,±20 30 25.2 165 0.28 605
TREM453232N - R39* 0.39 ±10,±20 30 25.2 150 0.30 575
TREM453232N - R47* 0.47 ±10,±20 30 25.2 145 0.32 545
TREM453232N - R56* 0.56 ±10,±20 30 25.2 140 0.36 520
TREM453232N - R68* 0.68 ±10,±20 30 25.2 135 0.40 500
TREM453232N - R82* 0.82 ±10,±20 30 25.2 130 0.45 475
TREM453232N - 1R0* 1.00 ±10,±20 40 7.96 100 0.50 450
TREM453232N - 1R2* 1.20 ±10,±20 40 7.96 80 0.55 430
TREM453232N - 1R5* 1.50 ±10,±20 40 7.96 70 0.60 410
TREM453232N - 1R8* 1.80 ±10,±20 40 7.96 60 0.65 390
TREM453232N - 2R2* 2.20 ±10,±20 40 7.96 55 0.70 380
TREM453232N - 2R7* 2.70 ±10,±20 40 7.96 50 0.75 370
TREM453232N - 3R3* 3.30 ±10,±20 40 7.96 45 0.80 355
TREM453232N - 3R9* 3.90 ±10,±20 40 7.96 40 0.90 330
TREM453232N - 4R7* 4.70 ±10,±20 40 7.96 35 1.00 315
TREM453232N - 5R6* 5.60 ±10,±20 40 7.96 33 1.10 300
TREM453232N - 6R8* 6.80 ±10,±20 40 7.96 27 1.20 285
TREM453232N - 8R2* 8.20 ±5,±10 40 7.96 25 1.40 270
TREM453232N - 100* 10.0 ±5,±10 40 2.52 20 1.60 250
TREM453232N - 120* 12.0 ±5,±10 40 2.52 18 2.00 225
TREM453232N - 150* 15.0 ±5,±10 40 2.52 17 2.50 200
TREM453232N - 180* 18.0 ±5,±10 40 2.52 15 2.80 190
TREM453232N - 220* 22.0 ±5,±10 40 2.52 13 3.20 180
TREM453232N - 270* 27.0 ±5,±10 40 2.52 12 3.60 170
TREM453232N - 330* 33.0 ±5,±10 40 2.52 11 4.00 160
TREM453232N - 390* 39.0 ±5,±10 40 2.52 10 4.50 150
TREM453232N - 470* 47.0 ±5,±10 40 2.52 10 5.00 140
TREM453232N - 560* 56.0 ±5,±10 40 2.52 9 5.50 135
TREM453232N - 680* 68.0 ±5,±10 40 2.52 9 6.00 130
TREM453232N - 820* 82.0 ±5,±10 40 2.52 8 7.00 120
TREM453232N - 101* 100 ±5,±10 30 0.796 8 8.00 110
TREM453232N - 121* 120 ±5,±10 30 0.796 6 8.00 110
TREM453232N - 151* 150 ±5,±10 30 0.796 5 9.00 105
TREM453232N - 181* 180 ±5,±10 30 0.796 5 9.50 102
TREM453232N - 221* 220 ±5,±10 30 0.796 4 10.0 100
TREM453232N - 271* 270 ±5,±10 30 0.796 4 12.0 92
TREM453232N - 331* 330 ±5,±10 30 0.796 3.5 14.0 85
TREM453232N - 391* 390 ±5,±10 30 0.796 3 18.0 80
TREM453232N - 471* 470 ±5,±10 30 0.796 3 26.0 62
TREM453232N - 561* 560 ±5,±10 20 0.796 3 30.0 50
TREM453232N - 681* 680 ±5,±10 20 0.796 3 30.0 50
TREM453232N - 821* 820 ±5,±10 20 0.796 2.5 35.0 30
TREM453232N - 102* 1000 ±5,±10 10 0.252 2.5 40.0 30
  • Test equipment L, Q: HP4285A +16034E, or equivalent.
  • SRF: HP8753C NETWORK ANALYZER, or equivalent.
  • DC resistance: AX-111A DIGITAL MILLIOHM METER, or equivalent.

Chip Inductor EM - Packaging

Chip Molded Wirewound SMD Inductors - EM Packaging Chip Molded Wirewound SMD Inductors - EM Dimensions
TYPE A B C D G N T
8mm 178 21.0±0.8 13.0±0.5 8 10 max 50 min 14.4 max
12mm 178 21.0±0.8 13.0±0.5 10 14 max 50 min 14.4 max

Chip Wirewound EM Inductors - Mechanical Performance Test

REQUIREMENTS CHARACTERISTICS TEST METHOD(DIS C 5321)
Terminal Strength No evidence of damage Terminals shall withstand a pull of 0.5Kgf
in a horizoninal direction
Vibration Δ L/L shall be within ±3%.
No evidence of damage 		2 hours in each direction of X,Y,Z on p-Board
at a frequency range of 10-55-10HZ with 1.5mm amplitude
Dropping Δ L/L shall be within ±3%.
No evidence of damage 		Dropping 1m over the ground of conctete or cement

Chip Wirewound EM Inductors - Electrical Performance Test

REQUIREMENTS CHARACTERISTICS TEST METHOD(JIS C 5321)
Resistance to
Soldering Heat		 No evidence of damage
Δ L/L shall be within ±3% 		Immerse in the solder (H63A)of 260±5°C
for 10±1sec, leave for 2hrs at normal TEMP
Solderability More than 90% surface to
be covered with new soldering 		AV100V 60 SEC.
Dielectric with
standing voltage		 No veridence of breakdown
resistor 1000 Mohm and over 		DC500V 30 SEC.
Insulation Resistance No veidence of breakdown,
resistor 1000 Mohm and over 		DC 500V 30 SEC.

Chip Wirewound EM Inductors - Climatic Test

REQUIREMENTS CHARACTERISTICS TEST METHOD(JIS C 5321)
LOW TEMP.
Characteristics		 No evidence of damage,
Δ L/L within ±5%,
Q/Q within ±30%		 Immerse in the solder (H63A)of 260±5°C
for 10±1sec, leave for 2hrs at normal TEMP.
TEMP. Cycling No evidence of damage,
Δ L/L within ±5		 Keep for 30 min. at TEMP.of -25°C~+85°C
at 5 cycle case of TEMP. change from low to high and V.V.
Temperature
Characteristics		 Δ L/L within ±3% Δ L/L to be measured at the temperature
of between -25°C and +85°C
Moiisture load
Characteristics		 No evidence of damage,
Δ L/L within ±5%,
Q/Q within ±30 		TEMP.40±2°C,Humidity 90~95% 96± 2hrs,
measurements shall be performed after 1~2hrs at normal TEMP..
High TEMP. overload
Characteristics		 No evidence of damage,
Δ L/L within ±5%,
Q/Q within ±30 		Leave for 96±2hrs in a bath of TEMP.85±2°C,
measurements shall be performed after 1~2hrs at normal TEMP.

How to Order - EM Series

TREM322522N - 1R0 M
Type
SMD Wirewound Inductors
(TREM322522N, TREM453232N)
Inductance
R10 0.10μH
1R0 1.00μH
100 10.00×100μH
101 10.00×101μH
102 10.00×102μH
103 10.00×103μH
Tolerance
J 5%
K 10%
M 20%

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Chip Molded Wirewound SMD RF Inductors - EM Series