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Datasheet> All Categories > Passive components> inductor> 121AT7502SMLF
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121AT7502SMLF

Description
General Purpose Inductor, 75uH, 10%, 1 Element, SMD, 9494, ROHS COMPLIANT
CategoryPassive components    inductor   
File Size2MB，1 Pages
ManufacturerGowanda Electronics
Environmental Compliance
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121AT7502SMLF Overview

General Purpose Inductor, 75uH, 10%, 1 Element, SMD, 9494, ROHS COMPLIANT

121AT7502SMLF Parametric

Parameter NameAttribute value
Is it Rohs certified?conform to
package instructionROHS COMPLIANT
Reach Compliance Codecompli
ECCN codeEAR99
uppercase and lowercase codes9494
structureToroidal
DC Resistance0.045 Ω
Nominal inductance(L)75 µH
Inductor ApplicationsPOWER INDUCTOR
Inductor typeGENERAL PURPOSE INDUCTOR
Number of functions1
Number of terminals2
Maximum operating temperature130 °C
Minimum operating temperature-55 °C
Package height12.95 mm
Package length23.88 mm
Package formSMT
Package width23.88 mm
method of packingTR, 13 Inch
Maximum rated current3.9 A
self resonant frequency3 MHz
Shape/Size DescriptionRECTANGULAR PACKAGE
shieldNO
surface mountYES
Terminal locationDUAL ENDED
Terminal shapeONE SURFACE
Test frequency0.001 MHz
Tolerance10%
Base Number Matches1

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STANDARD POWER INDUCTORS - SURFACE MOUNT
ATSM
ATSMLF
*
PART
NUMBER
L µH
@ 1kHz
TRADITIONAL
Pb
COMPLIANT
RoHS
Wirewound, Toroidal
SRF
MHz
MIN
DCR CURRENT INC I
OHMS RATING A DC
MAX
A DC
∆L
10%
INCR I
A DC
∆L
20%
A
MAX
B
MAX
DIMENSIONS
C
D
MAX
NOM
E
NOM
F
NOM
180AT1002SM
10
35.0
0.100
1.60
0.90
1.40
0.340 (8.64)
0.340 (8.64)
180AT2502SM
25
30.0
0.145
1.33
0.60
0.90
0.340 (8.64)
0.340 (8.64)
180AT5002SM
50
10.0
0.205
1.12
0.40
0.60
0.340 (8.64)
0.340 (8.64)
180AT7502SM
75
8.0
0.260
0.99
0.30
0.50
0.340 (8.64)
0.340 (8.64)
180AT1003SM
100
6.0
0.300
0.92
0.30
0.40
0.340 (8.64)
0.340 (8.64)
030AT1002SM
10
35.0
0.050
2.56
2.20
3.40
0.440 (11.18)
0.435 (11.05)
030AT2502SM
25
25.0
0.070
2.16
1.40
2.10
0.440 (11.18)
0.435 (11.05)
030AT5002SM
50
10.0
0.100
1.81
1.20
1.30
0.440 (11.18)
0.435 (11.05)
030AT7502SM
75
7.0
0.125
1.62
0.80
1.20
0.440 (11.18)
0.435 (11.05)
030AT1003SM
100
6.0
0.145
1.50
0.60
1.00
0.440 (11.18)
0.435 (11.05)
030AT1503SM
150
3.5
0.185
1.33
0.60
1.00
0.440 (11.18)
0.435 (11.05)
030AT2003SM
200
3.0
0.300
1.04
0.50
0.70
0.440 (11.18)
0.435 (11.05)
030AT2503SM
250
3.0
0.355
0.96
0.50
0.70
0.440 (11.18)
0.435 (11.05)
040AT1002SM
10
35.0
0.017
4.84
3.80
5.70
0.565 (14.35)
0.560 (14.22)
040AT2502SM
25
20.0
0.035
3.38
2.20
3.50
0.565 (14.35)
0.560 (14.22)
040AT5002SM
50
13.0
0.110
1.90
1.70
2.50
0.565 (14.35)
0.560 (14.22)
040AT7502SM
75
9.0
0.140
1.69
1.30
2.00
0.565 (14.35)
0.560 (14.22)
040AT1003SM
100
6.0
0.155
1.60
1.10
1.70
0.565 (14.35)
0.560 (14.22)
040AT1503SM
150
3.5
0.190
1.45
0.90
1.40
0.565 (14.35)
0.560 (14.22)
040AT2003SM
200
3.0
0.320
1.12
0.70
1.10
0.565 (14.35)
0.560 (14.22)
040AT2503SM
250
2.5
0.360
1.05
0.70
1.10
0.565 (14.35)
0.560 (14.22)
050AT1002SM
10
35.0
0.010
7.36
6.00
8.70
0.700 (17.78)
0.670 (17.02)
050AT2502SM
25
10.0
0.020
5.20
3.60
5.30
0.700 (17.78)
0.670 (17.02)
050AT5002SM
50
7.0
0.035
3.93
2.00
3.10
0.700 (17.78)
0.670 (17.02)
050AT7502SM
75
5.0
0.045
3.47
1.60
2.50
0.700 (17.78)
0.670 (17.02)
050AT1003SM
100
4.0
0.055
3.14
1.50
2.20
0.700 (17.78)
0.670 (17.02)
050AT1503SM
150
3.0
0.100
2.33
1.20
1.80
0.700 (17.78)
0.670 (17.02)
050AT2003SM
200
2.0
0.140
1.97
1.00
1.60
0.700 (17.78)
0.670 (17.02)
050AT2503SM
250
1.5
0.160
1.84
0.90
1.40
0.700 (17.78)
0.670 (17.02)
050AT3303SM
330
1.0
0.190
1.69
0.80
1.20
0.700 (17.78)
0.670 (17.02)
121AT1002SM
10
20.0
0.010
8.72
9.00
14.00
0.940 (23.88)
0.940 (23.88)
121AT2502SM
25
8.0
0.017
6.34
7.00
10.50
0.940 (23.88)
0.940 (23.88)
121AT5002SM
50
4.0
0.030
4.77
3.90
6.00
0.940 (23.88)
0.940 (23.88)
121AT7502SM
75
3.0
0.045
3.90
3.90
5.80
0.940 (23.88)
0.940 (23.88)
121AT1003SM
100
2.0
0.065
3.24
3.40
5.20
0.940 (23.88)
0.940 (23.88)
121AT1503SM
150
1.5
0.095
2.68
3.30
4.80
0.940 (23.88)
0.940 (23.88)
121AT2503SM
250
1.0
0.160
2.07
2.20
3.20
0.940 (23.88)
0.940 (23.88)
All part numbers provide 10% tolerance on inductance
TOP
Custom designs are available to meet your specific requirements; please contact factory
VIEW
0.270 (6.86)
0.270 (6.86)
0.270 (6.86)
0.270 (6.86)
0.270 (6.86)
0.360 (9.14)
0.360 (9.14)
0.360 (9.14)
0.360 (9.14)
0.360 (9.14)
0.360 (9.14)
0.360 (9.14)
0.360 (9.14)
0.360 (9.14)
0.360 (9.14)
0.360 (9.14)
0.360 (9.14)
0.360 (9.14)
0.360 (9.14)
0.360 (9.14)
0.360 (9.14)
0.405 (10.28)
0.405 (10.28)
0.405 (10.28)
0.405 (10.28)
0.405 (10.28)
0.405 (10.28)
0.405 (10.28)
0.405 (10.28)
0.405 (10.28)
0.510 (12.95)
0.510 (12.95)
0.510 (12.95)
0.510 (12.95)
0.510 (12.95)
0.510 (12.95)
0.510 (12.95)
0.300 (7.62)
0.300 (7.62)
0.300 (7.62)
0.300 (7.62)
0.300 (7.62)
0.400 (10.16)
0.400 (10.16)
0.400 (10.16)
0.400 (10.16)
0.400 (10.16)
0.400 (10.16)
0.400 (10.16)
0.400 (10.16)
0.520 (13.21)
0.520 (13.21)
0.520 (13.21)
0.520 (13.21)
0.520 (13.21)
0.520 (13.21)
0.520 (13.21)
0.520 (13.21)
0.620 (15.75)
0.620 (15.75)
0.620 (15.75)
0.620 (15.75)
0.620 (15.75)
0.620 (15.75)
0.620 (15.75)
0.620 (15.75)
0.620 (15.75)
0.700 (17.78)
0.700 (17.78)
0.700 (17.78)
0.700 (17.78)
0.700 (17.78)
0.700 (17.78)
0.700 (17.78)
0.270 (6.86)
0.270 (6.86)
0.270 (6.86)
0.270 (6.86)
0.270 (6.86)
0.360 (9.14)
0.360 (9.14)
0.360 (9.14)
0.360 (9.14)
0.360 (9.14)
0.360 (9.14)
0.360 (9.14)
0.360 (9.14)
0.460 (11.68)
0.460 (11.68)
0.460 (11.68)
0.460 (11.68)
0.460 (11.68)
0.460 (11.68)
0.460 (11.68)
0.460 (11.68)
0.590 (14.99)
0.590 (14.99)
0.590 (14.99)
0.590 (14.99)
0.590 (14.99)
0.590 (14.99)
0.590 (14.99)
0.590 (14.99)
0.590 (14.99)
0.820 (20.83)
0.820 (20.83)
0.820 (20.83)
0.820 (20.83)
0.820 (20.83)
0.820 (20.83)
0.820 (20.83)
0.060 (1.52)
0.060 (1.52)
0.060 (1.52)
0.060 (1.52)
0.060 (1.52)
0.060 (1.52)
0.060 (1.52)
0.060 (1.52)
0.060 (1.52)
0.060 (1.52)
0.060 (1.52)
0.060 (1.52)
0.060 (1.52)
0.060 (1.52)
0.060 (1.52)
0.060 (1.52)
0.060 (1.52)
0.060 (1.52)
0.060 (1.52)
0.060 (1.52)
0.060 (1.52)
0.060 (1.52)
0.060 (1.52)
0.060 (1.52)
0.060 (1.52)
0.060 (1.52)
0.060 (1.52)
0.060 (1.52)
0.060 (1.52)
0.060 (1.52)
0.080 (2.03)
0.080 (2.03)
0.080 (2.03)
0.080 (2.03)
0.080 (2.03)
0.080 (2.03)
0.080 (2.03)
180AT Series
750
12 mm
24 mm
13 in.
030AT Series
430
16 mm
24 mm
13 in.
040AT Series
290
24 mm
24 mm
13 in.
050AT Series
170
32 mm
32 mm
13 in.
121AT Series
100
36 mm
44 mm
13 in.
*Add “LF” suffix for RoHS requirement. Example: 180AT1002SMLF
XXXAT
Gowanda designates a component RoHS-compliant by adding “LF” (lead free) to the
A
XXXXSM
part number. These LF components meet the ≤ .1% lead requirement and they are
compatible with 260°C soldering processes.
TOP VIEW
TAPE AND REEL SPECS:
Pcs./Reel maximum:
Pitch between parts:
Tape width:
Reel diameter:
TAPE AND REEL SPECS:
Pcs./Reel maximum:
Pitch between parts:
Tape width:
Reel diameter:
TAPE AND REEL SPECS:
Pcs./Reel maximum:
Pitch between parts:
Tape width:
Reel diameter:
TAPE AND REEL SPECS:
Pcs./Reel maximum:
Pitch between parts:
Tape width:
Reel diameter:
TAPE AND REEL SPECS:
Pcs./Reel maximum:
Pitch between parts:
Tape width:
Reel diameter:
NOTES:
• Operating Temperature Range: -55°C to +130°C
XXXAT
• Current Rating is based on a 40°C temperature rise at an ambient temperature of 90°C
B
XXXXSM
A
B
SIDE VIEW
• Incremental Current is the approximate value that will cause a percentage drop in inductance as indicated in
C
the table
TOP VIEW
SIDE VIEW
RECOMMENDED FOOT PRINT
XXXAT
XXXXSM
A
C
E
F
D
RECOMMENDED FOOT PRINT
B
SIDE VIEW
E
in. (mm)
F
D
C
One Magnetics Pkwy, Gowanda, NY 14070 • (t) 716-532-2234 • (f) 716-532-2702 • sales@gowanda.com
RECOMMENDED FOOT PRINT
www.gowanda.com
013114

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