Features
n High resistance to heat and humidity
n Resistance to mechanical shock and
pressure
n Accurate dimensions for automatic
surface mounting
n Wide inductance range (1.0 nH to 1000 µH)
n RoHS compliant*
CM45 Series SMT Chip Inductors
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
Specifications are subject to change without notice.
Users should verify actual device performance in their specific applications.
The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.
Temperature Rise ...................................................................................................................................................................... 20 ˚C max.
Ambient Temperature .............................................................................................................................................................. 100 ˚C max.
Operating Temperature ....................................................................................................................................................-40 °C to +125 °C
Storage Temperature .......................................................................................................................................................-40 °C to +125 °C
Resistance to Soldering Heat .........................................................................................................................................260 ˚C, 5 seconds
General Specications
Core Material ............................................................................................................................................................................Ferrite Core
Coil Type ...................................................................................................................................................................................Copper wire
Enclosure.................................................................................................................................................................................. Epoxy resin
Terminal ...................................................................................................................................................................................................Sn
Materials
220K
a b c
2.0 to 2.4
(.079 to .094)
5.0 to 5.3
(.197 to .209)
1.4 to 1.7
(.055 to .067)
Product Dimensions
DIMENSIONS: MM
(INCHES)
Recommended Land Pattern Dimensions
0.2 ± 0.1
(.008 ± .004)
0.3 ± 0.15
(.012 ± .006)
1.0 ± 0.1
(.040 ± .004)
0.5 ± 0.1
(.020 ± .004)
CM10: 0.80 ± 0.15
(.032 ± .006)
CM16:
0.5 ± 0.1
(.020 ± .004)
CM10:
CM10:
CM10:
CM16:
0.2 ± 0.1
(.008 ± .004)
0.3 ± 0.15
(.012 ± .006)
CM10:
CM16:
1.6 ± 0.15
(.063 ± .006)
CM16:
0.80 ± 0.15
(.032 ± .006)
CM16:
3.2
(.126)
2.5
(.079)
1.9
(.075)
2.2
(.086)
0.6
(.024)
Marking
4.5 ± 0.3
(.177 ± .012)
3.2 ± 0.2
(.125 ± .008)
Marking
1.2
(.047)
1.7 ± 0.2
(.066 ± .008)
3.2 ± 0.2
(.125 ± .008)
1.0
(.039)
1.0
(.039)
CM100505, CM160808 CM322522 CM453232
a
c
b
Soldering Prole
Peak Temperature:
250 °C max.
Time at Peak
Temperature -5 °C:
20~40 sec. max.
Time Above 217 °C:
60 ~ 150 sec. max.
200 ~ 250 % Average
Ramp-up Rate:
3 °C / sec. max.
245
250
Temperature (°C)
050
50
200
217
150
100
150~200 °C / 60~180 sec.6 °C / sec. max.
Temperature
Rising Area Preheat Area Reflow Area Forced Cooling Area
200
Time (Seconds)
100150
20 ~ 40 sec.
60 ~ 150 sec.
250
WARNING Cancer and Reproductive Harm - www.P65Warnings.ca.gov
CM45 Series SMT Chip Inductors
Specifications are subject to change without notice.
Users should verify actual device performance in their specific applications.
The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.
REV. 12/18
RoHS Compliant
1812 Size Inductance Std. Std. Tol. 1/2 1/2 To l. QTest Freq. SRF min. RDC IDC
Part Number μHTolerance CodeTolerance Codemin. MHz MHz ohm max mA max
CM453232-R10<1>L 0.10 ±20 %M±10 %K 35 25.2300 0.18 800
CM453232-R12<1>L 0.12 ±20 %M±10 %K 35 25.2280 0.2 770
CM453232-R15<1>L 0.15 ±20 %M±10 %K 35 25.2250 0.22 730
CM453232-R18<1>L 0.18 ±20 %M±10 %K 35 25.2220 0.24 700
CM453232-R22<1>L 0.22 ±20 %M±10 %K 40 25.2200 0.25 665
CM453232-R27<1>L 0.27 ±20 %M±10 %K 40 25.2180 0.26 635
CM453232-R33<1>L 0.33 ±20 %M±10 %K 40 25.2165 0.28 605
CM453232-R39<1>L 0.39 ±20 %M±10 %K 40 25.2150 0.30 575
CM453232-R47<1>L 0.47 ±20 %M±10 %K 40 25.2145 0.32 545
CM453232-R56<1>L 0.56 ±20 %M±10 %K 40 25.2140 0.36 520
CM453232-R68<1>L 0.68 ±20 %M±10 %K 40 25.2135 0.40 500
CM453232-R82<1>L 0.82 ±20 %M±10 %K 40 25.2130 0.45 475
CM453232-1R0<1>L 1.0 ±10 %K ±5 %J50 7.96 100 0.50 450
CM453232-1R2<1>L 1.2 ±10 %K ±5 %J50 7.96 80 0.55 430
CM453232-1R5<1>L 1.5 ±10 %K ±5 %J50 7.96 70 0.60 410
CM453232-1R8<1>L 1.8 ±10 %K ±5 %J50 7.96 60 0.65 390
CM453232-2R2<1>L 2.2 ±10 %K ±5 %J50 7.96 55 0.70 380
CM453232-2R7<1>L 2.7 ±10 %K ±5 %J50 7.96 50 0.75 370
CM453232-3R3<1>L 3.3 ±10 %K ±5 %J50 7.96 45 0.80 355
CM453232-3R9<1>L 3.9 ±10 %K ±5 %J50 7.96 40 0.90 330
CM453232-4R7<1>L 4.7 ±10 %K ±5 %J50 7.96 35 1.00 315
CM453232-5R6<1>L 5.6 ±10 %K ±5 %J50 7.96 33 1.10 300
CM453232-6R8<1>L 6.8 ±10 %K ±5 %J50 7.96 27 1.2 285
CM453232-8R2<1>L 8.2 ±10 %K ±5 %J50 7.96 25 1.4 270
CM453232-100<1>L 10 ±10 %K ±5 %J50 2.52 20 1.6 250
CM453232-120<1>L 12 ±10 %K ±5 %J50 2.52 18 2 225
CM453232-150<1>L 15 ±10 %K ±5 %J50 2.52 17 2.5 200
CM453232-180<1>L 18 ±10 %K ±5 %J50 2.52 15 2.8 190
CM453232-220<1>L 22 ±10 %K ±5 %J50 2.52 13 3.2 180
CM453232-270<1>L 27 ±10 %K ±5 %J50 2.52 12 3.6 170
CM453232-330<1>L 33 ±10 %K ±5 %J50 2.52 11 4 160
CM453232-390<1>L 39 ±10 %K ±5 %J50 2.52 10 4.5 150
CM453232-470<1>L 47 ±10 %K ±5 %J50 2.52 10 5 140
CM453232-560<1>L 56 ±10 %K ±5 %J50 2.52 95.5 135
CM453232-680<1>L 68 ±10 %K ±5 %J50 2.52 96130
CM453232-820<1>L 82 ±10 %K ±5 %J50 2.52 87120
CM453232-101<1>L 100 ±10 %K ±5 %J40 0.7968 8110
CM453232-121<1>L 120 ±10 %K ±5 %J40 0.7966 8110
CM453232-151<1>L 150 ±10 %K ±5 %J40 0.7965 9 105
CM453232-181<1>L 180 ±10 %K ±5 %J40 0.79659.5 102
CM453232-221<1>L 220 ±10 %K ±5 %J40 0.796410 100
CM453232-271<1>L 270 ±10 %K ±5 %J40 0.796412 92
CM453232-331<1>L 330 ±10 %K ±5 %J40 0.796 3.5 14 85
CM453232-391<1>L 390 ±10 %K ±5 %J40 0.796318 80
CM453232-471<1>L 470 ±10 %K ±5 %J40 0.796326 62
CM453232-561<1>L 560 ±10 %K ±5 %J30 0.796330 50
CM453232-681<1>L 680 ±10 %K ±5 %J30 0.796330 50
CM453232-821<1>L 820 ±10 %K ±5 %J30 0.796 2.5 35 30
CM453232-102<1>L 1000 ±10 %K ±5 %J30 0.2522.5 40 30
<1> Enter tolerance code from standard or 1/2 tolerance column. Example: CM453232-1R2KL is standard tolerance; CM453232-1R2JL is 1/2 tolerance.
Specifications are subject to change without notice.
Users should verify actual device performance in their specific applications.
The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.
CM45 Series SMT Chip Inductors
Packaging Specications
DIMENSIONS: MM
(INCHES)
P1 P2
P3
A
D1
DIA.
B
ØDo
W
F
E
t2
t1
Tape running direction
P1 P2
P3
A
B
ØDo
W
F
E
t2
t2
t1
Chip
Component Tape running direction
P1 P2
P3
A
B
ØDo
W
F
E
Chip
Component
Paper
Carrier
Ta pe
Tape running direction
Chip
Component
Series A B W F E P1 P2 P3 D0 Dia. D1 Dia. t1 t2
CM45 3.60 (.142) 4.90 (.193) 12.00
(.472)
5.50 (.217) 1.75 (.069) 8.00 (.315) 2.00 (.079) 4.00 (.157) 1.50 (.059) 1.00 (.039) 0.25 (.010) 3.50 (.138)
Reel Dimensions
B
AW
D
C
E
ABCDE W
178 (7.008) 60 min. 13 (.512) 21 (.827) 2 (.079) 13 (.512)
Quantity Weight
500 pcs. 100 g
RoHS Compliant
1812 Size Inductance Std. Std. Tol. 1/2 1/2 To l. QTest Freq. SRF min. RDC IDC
Part Number μHTolerance CodeTolerance Codemin. MHz MHz ohm max mA max
CM453232-R10<1>L 0.10 ±20 %M±10 %K 35 25.2300 0.18 800
CM453232-R12<1>L 0.12 ±20 %M±10 %K 35 25.2280 0.2 770
CM453232-R15<1>L 0.15 ±20 %M±10 %K 35 25.2250 0.22 730
CM453232-R18<1>L 0.18 ±20 %M±10 %K 35 25.2220 0.24 700
CM453232-R22<1>L 0.22 ±20 %M±10 %K 40 25.2200 0.25 665
CM453232-R27<1>L 0.27 ±20 %M±10 %K 40 25.2180 0.26 635
CM453232-R33<1>L 0.33 ±20 %M±10 %K 40 25.2165 0.28 605
CM453232-R39<1>L 0.39 ±20 %M±10 %K 40 25.2150 0.30 575
CM453232-R47<1>L 0.47 ±20 %M±10 %K 40 25.2145 0.32 545
CM453232-R56<1>L 0.56 ±20 %M±10 %K 40 25.2140 0.36 520
CM453232-R68<1>L 0.68 ±20 %M±10 %K 40 25.2135 0.40 500
CM453232-R82<1>L 0.82 ±20 %M±10 %K 40 25.2130 0.45 475
CM453232-1R0<1>L 1.0 ±10 %K ±5 %J50 7.96 100 0.50 450
CM453232-1R2<1>L 1.2 ±10 %K ±5 %J50 7.96 80 0.55 430
CM453232-1R5<1>L 1.5 ±10 %K ±5 %J50 7.96 70 0.60 410
CM453232-1R8<1>L 1.8 ±10 %K ±5 %J50 7.96 60 0.65 390
CM453232-2R2<1>L 2.2 ±10 %K ±5 %J50 7.96 55 0.70 380
CM453232-2R7<1>L 2.7 ±10 %K ±5 %J50 7.96 50 0.75 370
CM453232-3R3<1>L 3.3 ±10 %K ±5 %J50 7.96 45 0.80 355
CM453232-3R9<1>L 3.9 ±10 %K ±5 %J50 7.96 40 0.90 330
CM453232-4R7<1>L 4.7 ±10 %K ±5 %J50 7.96 35 1.00 315
CM453232-5R6<1>L 5.6 ±10 %K ±5 %J50 7.96 33 1.10 300
CM453232-6R8<1>L 6.8 ±10 %K ±5 %J50 7.96 27 1.2 285
CM453232-8R2<1>L 8.2 ±10 %K ±5 %J50 7.96 25 1.4 270
CM453232-100<1>L 10 ±10 %K ±5 %J50 2.52 20 1.6 250
CM453232-120<1>L 12 ±10 %K ±5 %J50 2.52 18 2 225
CM453232-150<1>L 15 ±10 %K ±5 %J50 2.52 17 2.5 200
CM453232-180<1>L 18 ±10 %K ±5 %J50 2.52 15 2.8 190
CM453232-220<1>L 22 ±10 %K ±5 %J50 2.52 13 3.2 180
CM453232-270<1>L 27 ±10 %K ±5 %J50 2.52 12 3.6 170
CM453232-330<1>L 33 ±10 %K ±5 %J50 2.52 11 4 160
CM453232-390<1>L 39 ±10 %K ±5 %J50 2.52 10 4.5 150
CM453232-470<1>L 47 ±10 %K ±5 %J50 2.52 10 5 140
CM453232-560<1>L 56 ±10 %K ±5 %J50 2.52 95.5 135
CM453232-680<1>L 68 ±10 %K ±5 %J50 2.52 96130
CM453232-820<1>L 82 ±10 %K ±5 %J50 2.52 87120
CM453232-101<1>L 100 ±10 %K ±5 %J40 0.7968 8110
CM453232-121<1>L 120 ±10 %K ±5 %J40 0.7966 8110
CM453232-151<1>L 150 ±10 %K ±5 %J40 0.7965 9 105
CM453232-181<1>L 180 ±10 %K ±5 %J40 0.79659.5 102
CM453232-221<1>L 220 ±10 %K ±5 %J40 0.796410 100
CM453232-271<1>L 270 ±10 %K ±5 %J40 0.796412 92
CM453232-331<1>L 330 ±10 %K ±5 %J40 0.796 3.5 14 85
CM453232-391<1>L 390 ±10 %K ±5 %J40 0.796318 80
CM453232-471<1>L 470 ±10 %K ±5 %J40 0.796326 62
CM453232-561<1>L 560 ±10 %K ±5 %J30 0.796330 50
CM453232-681<1>L 680 ±10 %K ±5 %J30 0.796330 50
CM453232-821<1>L 820 ±10 %K ±5 %J30 0.796 2.5 35 30
CM453232-102<1>L 1000 ±10 %K ±5 %J30 0.2522.5 40 30
<1> Enter tolerance code from standard or 1/2 tolerance column. Example: CM453232-1R2KL is standard tolerance; CM453232-1R2JL is 1/2 tolerance.
DIMENSIONS: MM
(INCHES)
Legal Disclaimer Notice
This legal disclaimer applies to purchasers and users of Bourns® products manufactured by or on behalf of Bourns, Inc. and
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Unless otherwise expressly indicated in writing, Bourns® products and data sheets relating thereto are subject to change
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and complete before placing orders for Bourns® products.
The characteristics and parameters of a Bourns® product set forth in its data sheet are based on laboratory conditions, and
statements regarding the suitability of products for certain types of applications are based on Bourns’ knowledge of typical
requirements in generic applications. The characteristics and parameters of a Bourns®/1.#4"3(- 42$1 //+(" 3(.-, 85 18
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the user’s sole risk.
'$42$ -#+$5$+.%3$23(-& //+(" !+$3..41-2® custom products shall be negotiated on a case-by-case basis by Bourns
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also apply to such Bourns® custom products.
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