121AT2503SM Gowanda Electronics, 121AT2503SM Datasheet

121AT2503SM

Manufacturer Part Number

121AT2503SM

Description

Power Inductors 250uH 2.07A 0.16ohms SRF 1.0MHz

Manufacturer

Gowanda Electronics

Datasheet

1.121AT2503SM.pdf (1 pages)

Specifications of 121AT2503SM

Inductance

250 uH

Tolerance

15 %

Maximum Dc Current

2.07 Amps

Maximum Dc Resistance

0.16 Ohms

Termination Style

Radial

Lead Free Status / Rohs Status

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POWER INDUCTORS - SURFACE MOUNT

ATSM

121AT1002SM

121AT2502SM

121AT5002SM

121AT7502SM

121AT1003SM

121AT1503SM

121AT2503SM

050AT1002SM

050AT2502SM

050AT5002SM

050AT7502SM

050AT1003SM

050AT1503SM

050AT2003SM

050AT2503SM

050AT3303SM

040AT1002SM

040AT2502SM

040AT5002SM

040AT7502SM

040AT1003SM

040AT1503SM

040AT2003SM

040AT2503SM

030AT1002SM

030AT2502SM

030AT5002SM

030AT7502SM

030AT1003SM

030AT1503SM

030AT2003SM

030AT2503SM

180AT1002SM

180AT2502SM

180AT5002SM

180AT7502SM

180AT1003SM

NUMBER

www.gowanda.com

PART

RECOMMENDED FOOTPRINT

@ 1kHz RATING*

SIDE VIEW

TOP VIEW

XXXXSM

± 10%

L µH

XXXAT

100

150

250

100

150

200

250

330

100

150

200

250

100

150

200

250

100

High Current Toroidal Inductors

in. (mm)

CURRENT

ADC

8.27

6.34

4.77

3.90

3.24

2.68

2.07

7.36

5.20

3.93

3.47

3.14

2.33

1.97

1.84

1.69

4.84

3.38

1.90

1.69

1.60

1.45

1.12

1.05

2.56

2.16

1.81

1.62

1.50

1.33

1.04

1.60

1.33

1.12

.96

.99

.92

ADC**

∆L 10%

INCR.I

9.0

7.0

3.9

3.4

3.3

2.2

6.00

3.60

2.00

1.60

1.50

1.20

1.00

3.80

2.20

1.70

1.30

1.10

2.20

1.40

1.20

.90

.80

.90

.70

.80

.60

.50

.90

.60

.40

.30

INCR.I

ADC**

∆L 20%

14.0

10.5

6.0

5.8

5.2

4.8

3.2

8.70

5.30

3.10

2.50

2.20

1.80

1.60

1.40

1.20

5.70

3.50

2.50

2.00

1.70

1.40

1.10

3.40

2.10

1.30

1.20

1.00

1.40

.70

.90

.60

.50

.40

One Magnetics Pkwy, Gowanda, NY 14070 • (t) 716-532-2234 • (f) 716-532-2702 • sales@gowanda.com

OHMS

MAX.

DCR

.010

.017

.030

.045

.065

.095

.160

.010

.020

.035

.045

.055

.100

.140

.160

.190

.017

.035

.110

.140

.155

.190

.320

.360

.050

.070

.100

.125

.145

.185

.300

.355

.100

.145

.205

.260

.300

TAPE AND REEL SPECS:

Pcs./Reel maximum:

Pitch between parts:

Tape width:

Reel diameter inches:

TAPE AND REEL SPECS:

Pcs./Reel maximum:

Pitch between parts:

Tape width:

Reel diameter inches:

NOTES:

• Operating temperature -55°C to +130°C

*Rated current is based on a 40°C temperature rise at an ambient temperature of 90°C.

**Incremental current is the approximate value that will cause a percentage drop in inductance as indicated in the table.

MHz

MIN.

20.0

10.0

35.0

20.0

13.0

35.0

25.0

10.0

35.0

30.0

10.0

SRF

35.0

8.0

4.0

3.0

2.0

1.5

1.0

7.0

5.0

4.0

3.0

2.0

1.5

1.0

9.0

6.0

3.5

3.0

2.5

7.0

6.0

3.5

3.0

8.0

6.0

.940 (23.88)

.700 (17.78)

.565 (14.35)

.440 (11.18)

.340 (8.64)

MAX.

DIM

- 121 Parts:

- 050 Parts:

.940 (23.88)

.670 (17.02)

.560 (14.22)

.435 (11.05)

.340 (8.64)

36 mm

44 mm

32 mm

MAX.

DIM

100

170

.510 (12.95)

.405 (10.28)

.360 (9.14)

.270 (6.86)

MAX.

DIM

.700 (17.78)

.620 (15.75)

.520 (13.21)

.400 (10.16)

.300 (7.62)

NOM.

DIM

TAPE AND REEL SPECS:

Pcs./Reel maximum:

Pitch between parts:

Tape width:

Reel diameter inches:

TAPE AND REEL SPECS:

Pcs./Reel maximum:

Pitch between parts:

Tape width:

Reel diameter inches:

TAPE AND REEL SPECS:

Pcs./Reel maximum:

Pitch between parts:

Tape width:

Reel diameter inches:

.820 (20.83)

.590 (14.99)

.460 (11.68)

.360 (9.14)

.270 (6.86)

NOM.

DIM

.080 (2.03)

.060 (1.52)

- 040 Parts:

- 030 Parts:

- 180 Parts:

NOM.

DIM

24 mm

16 mm

24 mm

12 mm

24 mm

290

430

750

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