CMS2-4-R COILTRONICS, CMS2-4-R Datasheet - Page 2

• Manufacturer Part Number: CMS2-4-R
• Description: STANDARD INDUCTOR, 102UH, 2.8A
• Manufacturer: COILTRONICS

Specifications of CMS2-4-R

• Dc Resistance Max: 0.019ohm
• Dc Current Rating: 2.8Arms
• Core Material: Ferrite
• Inductor Case Style: SMD
• No. Of Pins: 4
• Inductor Type: Standard
• Current, It Rms: 2.8A
• Inductance: 102µH
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Definitions:
OCL = Open Circuit Inductance
DCR = Direct Current Resistance
Irms = rms current for approx. a 40°C temperature rise at an ambient temperature of 85°C.
*Operating Temperature: 160°C Max. Inductance values are sustained up to 160°C.
Mechanical Diagrams
CMS1 Series
CMS2 Series
CMS3 Series
wwllyy = Date code R = Revision level
Part Number
CMS3-10-R
CMS3-11-R
CMS3-12-R
CMS3-13-R
CMS3-14-R
CMS3-4-R
CMS3-5-R
CMS3-6-R
CMS3-7-R
CMS3-8-R
CMS3-9-R
3 3 3 3 3
4 4 4 4 4
CMS1-
wwllyy R
9.4 max
TOP VIEW
F
Pin 1 indicator
White dot
(uH) minimum
2 2 2 2 2
1 1 1 1 1
(1-2) & (3-4)
7.2 max
2
1030
1310
OCL
146
217
258
350
400
518
648
790
88
w
Amperes
FRONT VIEW
I rms.
Max *
3.95
3.10
2.85
2.45
2.00
1.70
1.45
1.20
1.05
0.88
0.75
2.6 max
DCR (Ω) typ
@ 20°C
0.010
0.017
0.020
0.027
0.040
0.053
0.076
0.107
0.145
0.210
0.300
(1-2)
R
RECOMMENDED PCB LAYOUT
Electrical Characteristics:
OCL (1-2) 0.10Vrms, 100kHz, 0.0Adc: (See Chart)
OCL (4-3) 0.10Vrms, 100kHz, 0.0Adc: (See Chart)
DCR (1-2) typ @ 20°C: (See Chart)
DCR (4-3) typ @ 20°C: (See Chart)
Hipot rating: winding to winding: 300Vdc min. for 1 second.
Turns Ratio: (1-2):(4-3) 1:1
S
DCR (Ω) typ
@ 20°C
0.010
0.017
0.020
0.027
0.040
0.053
0.076
0.107
0.145
0.210
0.300
(4-3)
Common Mode Inductors
Inductance (uH)
Leakage
0.85
1.30
1.90
2.20
3.00
3.30
4.20
5.10
6.10
7.80
9.60
typ
(Surface Mount)
1
2
SCHEMATIC
CMS-SERIES
Capacitance (pF)
1:1
Interwinding
3.50
3.70
3.90
4.15
4.40
4.65
4.85
5.10
5.35
5.55
5.80
typ
4
3