.hide-partial { max-height: none; } .show-more { display: none; }

Battery Management System Solutions

Littelfuse Battery Management System Solutions provides components that protect against overcurrents, surges, and Electrostatic Discharge (ESD) that threaten the safe operation of Battery Management Systems (BMS) in industrial tools and robotics, as well as e-mobility, mobile, and wearable applications. These systems regulate battery performance and communicate with energy management systems to keep batteries safe and operational. Littelfuse Battery Management System Solutions include fuses, TVS diodes, diode arrays, single-cell batteries, multi-cell batteries, solid state relays, and more.

All Results (4.842)

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

Filter by

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Select a category below to see filtering options and narrow down your search.

Part #

ESD Protection Diodes / TVS Diodes 200W 26V 5% Uni-directional

SMF26A
Littelfuse
1: Rp4.770
39.561In Stock

Mfr. Part No.
SMF26A

Mouser Part No
576-SMF26A

Littelfuse

ESD Protection Diodes / TVS Diodes 200W 26V 5% Uni-directional

Learn More

Datasheet

39.561In Stock

Cut Tape

Rp4.770

Rp2.899

Rp2.770

Rp2.403

Reel

Rp1.926

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3.000

ESD Protection Diodes / TVS Diodes 200W 3.3V 5% Uni-directional

SMF3.3
Littelfuse
1: Rp10.824
75.649In Stock
114.000On Order

Mfr. Part No.
SMF3.3

Mouser Part No
576-SMF3.3

Littelfuse

ESD Protection Diodes / TVS Diodes 200W 3.3V 5% Uni-directional

Learn More

Datasheet

75.649In Stock

114.000On Order

Cut Tape

Rp10.824

Rp6.898

Rp3.779

Rp3.376

Reel

Rp2.348

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3.000

ESD Protection Diodes / TVS Diodes 200W 30V 5% Uni-directional

SMF30A
Littelfuse
1: Rp4.403
22.207In Stock
75.000On Order

Mfr. Part No.
SMF30A

Mouser Part No
576-SMF30A

Littelfuse

ESD Protection Diodes / TVS Diodes 200W 30V 5% Uni-directional

Learn More

Datasheet

22.207In Stock

75.000On Order

Cut Tape

Rp4.403

Rp3.321

Rp1.981

Rp1.963

Rp1.945

Reel

Rp1.376

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3.000

ESD Protection Diodes / TVS Diodes SMF - CA 30V

SMF30CA
Littelfuse
1: Rp9.907
25.578In Stock

Mfr. Part No.
SMF30CA

Mouser Part No
576-SMF30CA

Littelfuse

ESD Protection Diodes / TVS Diodes SMF - CA 30V

Learn More

Datasheet

25.578In Stock

Cut Tape

Rp9.907

Rp6.146

Rp3.908

Rp3.174

Reel

Rp2.220

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3.000

ESD Protection Diodes / TVS Diodes SMF - CA 36V

SMF36CA
Littelfuse
1: Rp7.338
14.882In Stock

Mfr. Part No.
SMF36CA

Mouser Part No
576-SMF36CA

Littelfuse

ESD Protection Diodes / TVS Diodes SMF - CA 36V

Learn More

Datasheet

14.882In Stock

Cut Tape

Rp7.338

Rp5.742

Rp2.422

Rp2.312

Rp2.183

Reel

Rp1.798

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3.000

ESD Protection Diodes / TVS Diodes 200W 40V 5% Uni-directional

SMF40A
Littelfuse
1: Rp8.256
25.282In Stock
9.000Expected 23/02/2026

Mfr. Part No.
SMF40A

Mouser Part No
576-SMF40A

Littelfuse

ESD Protection Diodes / TVS Diodes 200W 40V 5% Uni-directional

Learn More

Datasheet

25.282In Stock

9.000Expected 23/02/2026

Cut Tape

Rp8.256

Rp4.385

Rp2.642

Rp2.495

Reel

Rp1.743

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3.000

ESD Protection Diodes / TVS Diodes SMF - CA 40V

SMF40CA
Littelfuse
1: Rp4.220
28.329In Stock
3.000Expected 24/03/2026

Mfr. Part No.
SMF40CA

Mouser Part No
576-SMF40CA

Littelfuse

ESD Protection Diodes / TVS Diodes SMF - CA 40V

Learn More

Datasheet

28.329In Stock

3.000Expected 24/03/2026

Cut Tape

Rp4.220

Rp3.577

Rp3.431

Rp3.156

Reel

Rp2.202

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3.000

ESD Protection Diodes / TVS Diodes 200W 45V 5% Uni-directional

SMF45A
Littelfuse
1: Rp6.605
32.470In Stock

Mfr. Part No.
SMF45A

Mouser Part No
576-SMF45A

Littelfuse

ESD Protection Diodes / TVS Diodes 200W 45V 5% Uni-directional

Learn More

Datasheet

32.470In Stock

Cut Tape

Rp6.605

Rp4.256

Rp2.440

Rp2.146

Reel

Rp1.523

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3.000

ESD Protection Diodes / TVS Diodes SMF4L - CA 12V

SMF4L12CA
Littelfuse
1: Rp10.457
17.038In Stock

Mfr. Part No.
SMF4L12CA

Mouser Part No
576-SMF4L12CA

Littelfuse

ESD Protection Diodes / TVS Diodes SMF4L - CA 12V

Learn More

Datasheet

17.038In Stock

Cut Tape

Rp10.457

Rp6.476

Rp4.146

Rp3.119

Reel

Rp2.128

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3.000

ESD Protection Diodes / TVS Diodes SMF4L - CA 30V

SMF4L30CA
Littelfuse
1: Rp9.907
42.223In Stock

Mfr. Part No.
SMF4L30CA

Mouser Part No
576-SMF4L30CA

Littelfuse

ESD Protection Diodes / TVS Diodes SMF4L - CA 30V

Learn More

Datasheet

42.223In Stock

Cut Tape

Rp9.907

Rp6.476

Rp3.266

Rp3.119

Reel

Rp2.275

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3.000

ESD Protection Diodes / TVS Diodes SMF4L - CA 36V

SMF4L36CA
Littelfuse
1: Rp7.889
17.734In Stock

Mfr. Part No.
SMF4L36CA

Mouser Part No
576-SMF4L36CA

Littelfuse

ESD Protection Diodes / TVS Diodes SMF4L - CA 36V

Learn More

Datasheet

17.734In Stock

Cut Tape

Rp7.889

Rp6.329

Rp3.009

Rp2.954

Reel

Rp2.257

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3.000

ESD Protection Diodes / TVS Diodes SMF4L - CA 48V

SMF4L48CA
Littelfuse
1: Rp7.889
14.733In Stock

Mfr. Part No.
SMF4L48CA

Mouser Part No
576-SMF4L48CA

Littelfuse

ESD Protection Diodes / TVS Diodes SMF4L - CA 48V

Learn More

Datasheet

14.733In Stock

Cut Tape

Rp7.889

Rp5.265

Rp2.513

Reel

Rp2.385

Rp2.165

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3.000

ESD Protection Diodes / TVS Diodes 400W 60V 5% Uni-directional

SMF4L60A
Littelfuse
1: Rp7.889
18.467In Stock

Mfr. Part No.
SMF4L60A

Mouser Part No
576-SMF4L60A

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 60V 5% Uni-directional

Learn More

Datasheet

18.467In Stock

Cut Tape

Rp7.889

Rp5.192

Rp3.302

Rp2.734

Reel

Rp2.055

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3.000

ESD Protection Diodes / TVS Diodes 200W 5V 5% Uni-directional

SMF5.0A
Littelfuse
1: Rp5.137
43.802In Stock
29.581Expected 15/05/2026

Mfr. Part No.
SMF5.0A

Mouser Part No
576-SMF5.0A

Littelfuse

ESD Protection Diodes / TVS Diodes 200W 5V 5% Uni-directional

Learn More

Datasheet

43.802In Stock

29.581Expected 15/05/2026

Cut Tape

Rp5.137

Rp3.302

Rp1.816

Rp1.761

Rp1.725

Reel

Rp1.376

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3.000

ESD Protection Diodes / TVS Diodes 200W 5V 5% Uni-directional

SMF5.0A-T13
Littelfuse
1: Rp8.806
24.469In Stock

Mfr. Part No.
SMF5.0A-T13

Mouser Part No
576-SMF5.0A-T13

Littelfuse

ESD Protection Diodes / TVS Diodes 200W 5V 5% Uni-directional

Learn More

Datasheet

24.469In Stock

Cut Tape

Rp8.806

Rp5.816

Rp3.431

Rp2.623

Reel

Rp1.651

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 10.000

ESD Protection Diodes / TVS Diodes SMF - CA 5V

SMF5.0CA
Littelfuse
1: Rp10.457
14.541In Stock
9.000Expected 21/05/2026

Mfr. Part No.
SMF5.0CA

Mouser Part No
576-SMF5.0CA

Littelfuse

ESD Protection Diodes / TVS Diodes SMF - CA 5V

Learn More

Datasheet

14.541In Stock

9.000Expected 21/05/2026

Cut Tape

Rp10.457

Rp6.476

Rp4.146

Rp3.119

Reel

Rp2.018

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3.000

ESD Protection Diodes / TVS Diodes 200W 70V 5% Uni-directional

SMF70A
Littelfuse
1: Rp2.935
25.258In Stock

Mfr. Part No.
SMF70A

Mouser Part No
576-SMF70A

Littelfuse

ESD Protection Diodes / TVS Diodes 200W 70V 5% Uni-directional

Learn More

Datasheet

25.258In Stock

Cut Tape

Rp2.935

Rp2.073

Rp1.614

Reel

Rp1.596

Rp1.504

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3.000

ESD Protection Diodes / TVS Diodes SMF - CA 8.5V

SMF8.5CA
Littelfuse
1: Rp8.256
13.787In Stock

Mfr. Part No.
SMF8.5CA

Mouser Part No
576-SMF8.5CA

Littelfuse

ESD Protection Diodes / TVS Diodes SMF - CA 8.5V

Learn More

Datasheet

13.787In Stock

Cut Tape

Rp8.256

Rp6.201

Rp2.513

Rp2.458

Reel

Rp1.981

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3.000

ESD Protection Diodes / TVS Diodes 600W 480V AEC-Q101 5% Bi-Directional

TPSMB480CA-A
Littelfuse
1: Rp25.317
16.273In Stock

Mfr. Part No.
TPSMB480CA-A

Mouser Part No
576-TPSMB480CA-A

Littelfuse

ESD Protection Diodes / TVS Diodes 600W 480V AEC-Q101 5% Bi-Directional

Learn More

Datasheet

16.273In Stock

Cut Tape

Rp25.317

Rp15.979

Rp10.604

Rp8.274

Rp7.522

Reel

Rp6.605

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3.000

ESD Protection Diodes / TVS Diodes 600W 550V AEC-Q101 5% Uni-Directional

TPSMB550A-A
Littelfuse
1: Rp16.144
14.765In Stock

Mfr. Part No.
TPSMB550A-A

Mouser Part No
576-TPSMB550A-A

Littelfuse

ESD Protection Diodes / TVS Diodes 600W 550V AEC-Q101 5% Uni-Directional

Learn More

Datasheet

14.765In Stock

Cut Tape

Rp16.144

Rp11.154

Rp8.054

Rp7.027

Reel

Rp6.091

Rp6.054

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3.000

ESD Protection Diodes / TVS Diodes 600W 650V AEC-Q101 5% Bi-Directional

TPSMB650CA-A
Littelfuse
1: Rp26.418
5.291In Stock

Mfr. Part No.
TPSMB650CA-A

Mouser Part No
576-TPSMB650CA-A

Littelfuse

ESD Protection Diodes / TVS Diodes 600W 650V AEC-Q101 5% Bi-Directional

Learn More

Datasheet

5.291In Stock

Cut Tape

Rp26.418

Rp13.301

Rp11.154

Rp8.733

Reel

Rp6.898

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3.000

Automotive Fuses MEGA 70V (SF51)2-M8 HOLES 100A

0998100.UX-2M8
Littelfuse
1: Rp251.707
507In Stock

Mfr. Part No.
0998100.UX-2M8

Mouser Part No
849-0998100UX2M8

Littelfuse

Automotive Fuses MEGA 70V (SF51)2-M8 HOLES 100A

Learn More

Datasheet

507In Stock

Rp251.707

Rp219.602

Rp201.256

Rp173.920

View

Min.: 1
Mult.: 1

Solid State Relays - PCB Mount Dual 1-Form-A 100V 150mA SSR

CPC1009N
IXYS Integrated Circuits
1: Rp30.087
5.786In Stock

Mfr. Part No.
CPC1009N

Mouser Part No
849-CPC1009N

IXYS Integrated Circuits

Solid State Relays - PCB Mount Dual 1-Form-A 100V 150mA SSR

Learn More

Datasheet

5.786In Stock

Rp30.087

Rp27.519

Rp25.684

Rp24.767

View

Min.: 1
Mult.: 1

Solid State Relays - PCB Mount Dual 1-Form-A 100V 150mA SSR

CPC1009NTR
IXYS Integrated Circuits
1: Rp28.803
5.299In Stock

Mfr. Part No.
CPC1009NTR

Mouser Part No
849-CPC1009NTR

IXYS Integrated Circuits

Solid State Relays - PCB Mount Dual 1-Form-A 100V 150mA SSR

Learn More

Datasheet

5.299In Stock

Cut Tape

Rp28.803

Rp25.684

Rp24.584

Rp23.666

View

Reel

Rp18.896

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2.000

Magnetic/Reed Switches NO 10-15AT 7.5mm Overmolded Sensor

59166-1-S-00-C
Littelfuse
1: Rp24.400
2.178In Stock

Mfr. Part No.
59166-1-S-00-C

Mouser Part No
934-59166-1-S-00-C

Littelfuse

Magnetic/Reed Switches NO 10-15AT 7.5mm Overmolded Sensor

Learn More

Datasheet

2.178In Stock

Rp24.400

Rp20.548

Rp19.080

Rp17.007

View

Min.: 1
Mult.: 1

Battery Management System Solutions

All Results (4.842)

Customer Service Office

Company

Resources

Support

Battery Management System Solutions

All Results (4.842)

Circuit Protection

Electromechanical

Thermal Management