Battery Management System

Bourns Battery Management Systems (BMS) manage the state of health (SoC) while charging and discharging battery systems. BMS components feature shunt resistors, high-voltage signals, power transformers, and shielded power inductors. Current sense resistors are AEC-Q200 qualified with a continuous current of 1000A and a low 50µΩ resistance. Bourns signal transformers include common-mode chokes for noise rejection for BMS applications. The shielded power inductors and high creepage high clearance (HCT) transformers are suitable for automotive power conversion, DC-DC converters, power supplies, and communication electronics.

All Results (97)

Select Image Part # Mfr. Description Datasheet Availability Pricing (CHF) Filter the results in the table by unit price based on your quantity. Qty. RoHS
Bourns Power Transformers - Board Mount Push-Pull Func-Insultn 3.3V 1:2 1W 6’285In Stock
Cut Tape
CHF 1.82
CHF 1.65
CHF 1.52
CHF 1.47
Reel
CHF 1.29
Min.: 1
Mult.: 1
: 800
Bourns Power Transformers - Board Mount Push-Pull Func-Insultn 3.3V 1:1.7 1W 5’227In Stock
Cut Tape
CHF 2.05
CHF 1.67
CHF 1.44
CHF 1.40
Reel
CHF 1.25
Min.: 1
Mult.: 1
: 800
Bourns Power Inductors - SMD 10uH 10% 30A AEC-Q200 GULL WING 1’390In Stock
CHF 2.82
CHF 2.32
CHF 2.03
CHF 1.83
Min.: 1
Mult.: 1
Bourns Current Sense Resistors - SMD ShuntMetric 8536 L050 5% 36W 2P Sn 84In Stock
CHF 50.71
CHF 32.31
CHF 29.06
CHF 27.52
Min.: 1
Mult.: 1
Bourns Power Inductors - SMD 3.3uH 10% 28A AEC-Q200 GULL WING 533In Stock
CHF 3.21
CHF 2.65
CHF 2.44
CHF 2.27
Min.: 1
Mult.: 1
Bourns Power Inductors - SMD 22uH 10% 30A AEC-Q200 GULL WING 556In Stock
CHF 2.96
CHF 2.44
CHF 2.26
CHF 2.12
Min.: 1
Mult.: 1
Bourns Power Inductors - SMD 33uH 10% 30A AEC-Q200 GULL WING 510In Stock
CHF 2.66
CHF 2.19
CHF 1.91
CHF 1.82
Min.: 1
Mult.: 1
Bourns Current Sense Resistors - SMD ShuntMetric 8536 L050 5% 36W 2P Cu 36In Stock
CHF 52.71
CHF 33.61
CHF 30.23
CHF 28.61
Min.: 1
Mult.: 1
Bourns Power Transformers - Board Mount BMS xformer 1-Ch 1000V AECQ +125 C 11’362In Stock
Cut Tape
CHF 3.00
CHF 2.72
CHF 2.50
CHF 2.42
Reel
CHF 2.03
Min.: 1
Mult.: 1
: 4’000
Bourns Current Sense Resistors - SMD ShuntMetric 8518 L100 5% 50W 2P Sn 322In Stock
CHF 23.40
CHF 16.75
CHF 14.94
CHF 13.82
Min.: 1
Mult.: 1
Bourns Current Sense Resistors - SMD ShuntMetric 8518 L100 5% 50W 2P PSn 1’142In Stock
CHF 22.49
CHF 16.01
CHF 14.26
CHF 13.28
CHF 12.52
Min.: 1
Mult.: 1
Bourns Power Inductors - SMD 10uH 10% 28A AEC-Q200 GULL WING 917In Stock
1’575Expected 1/13/2027
CHF 3.35
CHF 2.68
CHF 2.56
CHF 2.55
Min.: 1
Mult.: 1
Bourns Power Inductors - SMD 22uH 10% 28A AEC-Q200 GULL WING 1’130In Stock
2’275Expected 10/30/2026
CHF 2.99
CHF 2.50
CHF 2.31
CHF 2.17
Min.: 1
Mult.: 1
Bourns Power Inductors - SMD 6.8uH 10% 28A AEC-Q200 GULL WING 4’565In Stock
CHF 3.21
CHF 2.65
CHF 2.44
CHF 2.31
Min.: 1
Mult.: 1
Bourns Power Transformers - Board Mount BMS Transformer/CMC, 12PIN, DUAL, 4.3k VDC 1’774In Stock
Cut Tape
CHF 3.33
CHF 3.02
CHF 2.82
CHF 2.81
Reel
CHF 2.42
Min.: 1
Mult.: 1
: 2’000
Bourns Power Transformers - Board Mount CMC,6PIN,SGL,4.3KVDC AEC-Q200 7’391In Stock
12’000Expected 10/29/2026
Cut Tape
CHF 2.20
CHF 1.94
CHF 1.71
CHF 1.68
Reel
CHF 1.41
Min.: 1
Mult.: 1
: 4’000
Bourns Power Transformers - Board Mount Push-Pull Func-Insultn 5V 1:1.3 1.5W 1’500In Stock
6’400Expected 4/15/2027
Cut Tape
CHF 1.70
CHF 1.54
CHF 1.41
CHF 1.38
Reel
CHF 1.18
Min.: 1
Mult.: 1
: 800
Bourns Power Inductors - SMD 10uH 10% 30A AEC-Q200 GULL WING 1’322In Stock
CHF 3.15
CHF 2.42
CHF 2.27
CHF 2.22
Min.: 1
Mult.: 1
Bourns Power Inductors - SMD 15uH 10% 30A AEC-Q200 GULL WING 845In Stock
CHF 3.14
CHF 2.58
CHF 2.39
CHF 2.23
Min.: 1
Mult.: 1
Bourns Power Inductors - SMD 4.7uH 10% 30A AEC-Q200 GULL WING 2’264In Stock
CHF 2.96
CHF 2.44
CHF 2.26
CHF 2.12
Min.: 1
Mult.: 1
Bourns Power Inductors - SMD 6.8uH 10% 30A AEC-Q200 GULL WING 739In Stock
CHF 3.14
CHF 2.58
CHF 2.39
CHF 2.26
Min.: 1
Mult.: 1
Bourns Power Inductors - SMD 2.2uH 10% 30A AEC-Q200 GULL WING 983In Stock
CHF 2.82
CHF 2.32
CHF 2.03
CHF 1.87
Min.: 1
Mult.: 1
Bourns Power Inductors - SMD 4.7uH 10% 30A AEC-Q200 GULL WING 863In Stock
CHF 2.66
CHF 2.19
CHF 1.91
CHF 1.81
CHF 1.67
Min.: 1
Mult.: 1
Bourns Power Transformers - Board Mount BMS Transformer/CMC, 6PIN, SGL, 4.3k VDC AEC-Q200 8’282In Stock
Cut Tape
CHF 1.89
CHF 1.68
CHF 1.56
CHF 1.53
Reel
CHF 1.30
Min.: 1
Mult.: 1
: 4’000
Bourns Current Sense Resistors - SMD ShuntMetric 6918 L050 5% 50W 2P Cu 174In Stock
CHF 22.75
CHF 18.95
CHF 15.51
CHF 15.50
CHF 12.77
Min.: 1
Mult.: 1