Seiko Instruments Inc.- Battery Management ICs

Seiko Instruments Inc. (SII) was founded in 1937 as a key manufacturing arm of the Seiko Group, with headquarters in Chiba, Japan. The company specializes in micromechatronics, nanotechnology, and low-power consumption technologies derived from decades of precision watchmaking. Its core business encompasses electronic devices, hard disk drive (HDD) components, large-format inkjet printers, network solutions, and scientific instruments. SII is particularly renowned for its high-performance quartz crystal devices, including MHz-band crystal units, 32.768 kHz tuning fork crystals, and high-precision TCXO/OCXO oscillators. Its product portfolio also features CMOS ICs such as real-time clocks (RTCs), voltage detectors, and power management ICs that leverage its crystal technology. The company's crystal device series, including the SML tuning fork crystals and SPXO crystal oscillators, are widely adopted in consumer electronics, automotive systems, and IoT applications. With a global reputation built on decades of innovation, SII is considered one of the world's top quartz crystal manufacturers, competing closely with NDK and KDS. Its technological excellence in miniaturization, frequency stability, and ultra-low power consumption sets it apart in the electronic components market. SII continues to drive advancements in timing solutions through continuous R&D investment and application of MEMS fabrication techniques.

Battery Management ICs - 型号列表

778 parts in total

Mfr Part #	Quantity Available	Price	Standard Package	RoHS	Voltage Rating	Packaging	Mounting Type	Mounting Style	Package / Case	Type	Battery Chemistry	Operating Temperature	Factory Pack Quantity	Voltage - Supply	Supplier Device Package	Function	Product Type	Product Category	Current - Supply	Current - Output	Other Names
2 S-8241ACYMC-GCYT2G Battery Protection Li-Ion/Li-Pol Packs 4.275V 5-Pin SOT-23 T/R Battery Management Lithium-Ion battery protection (1 cell) IC LI-ION BATT PROTECT SOT23-5 seiko instruments	2000	1: ¥2.992	Tape & Reel	RoHS Compliant	4.275 V	Reel	Surface Mount	SMD/SMT	5SOT-23	Battery Protection	Li-Ion\|Li-Pol Packs	-40 to 85 °C	3000	1.5 V to 8 V	SOT-23-5	Over/Under Voltage Protection	Li-Ion Protection	-	-	3 uA	-
S-8211CAB-M5T1G Battery Back-Up Li-Ion/Li-Pol Packs 4.325V 5-Pin SOT-23 T/R Battery Management Lithium-Ion battery protection (1 cell) seiko instruments	10	2000: ¥2.38	Tape & Reel	RoHS Compliant	4.325 V	Reel	Surface Mount	SMD/SMT	5SOT-23	Battery Back-Up	Li-Ion\|Li-Pol Packs	-40 to 85 °C	-	-	-	-	Li-Ion Protection	-	-	-	-
S-8232AAFT-T2-G Battery Protection Li-Ion/Li-Pol Packs 4.25V 8-Pin TSSOP T/R Battery Management 4.25V 2-Cell Serial IC LI-ION BATT PROTECT 8-TSSOP seiko instruments	10	2120: ¥5.0048	Tape & Reel	RoHS Compliant	4.25 V	Reel	Surface Mount	SMD/SMT	8TSSOP	Battery Protection	Li-Ion\|Li-Pol Packs	-40 to 85 °C	3000	2 to 16 V	8-TSSOP	Over/Under Voltage Protection	Li-Ion Protection	Battery Management	12.7 uA	-	-
S-8232ABFT-T2-G Battery Protection Li-Ion/Li-Pol Packs 4.35V 8-Pin TSSOP T/R Battery Management 4.35V 2-Cell Serial IC BATT PROTECTION 2CELL 8-TSSOP seiko instruments	2686	1: ¥7.072	Tape & Reel	RoHS Compliant	4.35 V	Reel	Surface Mount	SMD/SMT	8TSSOP	Battery Protection	Li-Ion\|Li-Pol Packs	-40 to 85 °C	3000	2 to 16 V	8-TSSOP	Over/Under Voltage Protection	Li-Ion Protection	Battery Management	12.7 uA	-	728-1031-1
S-8232ACFT-T2-G Battery Protection Li-Ion/Li-Pol Packs 4.35V 8-Pin TSSOP T/R Battery Management 4.35V 2-Cell Serial IC LI-ION BATT PROTECT 8-TSSOP seiko instruments	2145	1: ¥7.072	Tape & Reel	RoHS Compliant	4.35 V	Reel	Surface Mount	SMD/SMT	8TSSOP	Battery Protection	Li-Ion\|Li-Pol Packs	-40 to 85 °C	3000	2 to 16 V	8-TSSOP	Over/Under Voltage Protection	Li-Ion Protection	Battery Management	12.7 uA	-	-
S-8232AFFT-T2-G Battery Protection Li-Ion/Li-Pol Packs 4.25V 8-Pin TSSOP T/R Battery Management 4.25V 2-Cell Serial IC LI-ION BATT PROTECT 8-TSSOP seiko instruments	10	2120: ¥5.0048	Tape & Reel	RoHS Compliant	4.25 V	Reel	Surface Mount	SMD/SMT	8TSSOP	Battery Protection	Li-Ion\|Li-Pol Packs	-40 to 85 °C	3000	2 to 16 V	8-TSSOP	Over/Under Voltage Protection	Li-Ion Protection	Battery Management	12.7 uA	-	-
S-8232AGFT-T2-G Battery Protection Li-Ion/Li-Pol Packs 4.325V 8-Pin TSSOP T/R Battery Management 4.25V 2-Cell Serial IC LI-ION BATT PROTECT 8-TSSOP seiko instruments	10	2120: ¥5.0048	Tape & Reel	RoHS Compliant	4.325 V	Reel	Surface Mount	SMD/SMT	8TSSOP	Battery Protection	Li-Ion\|Li-Pol Packs	-40 to 85 °C	3000	2 to 16 V	8-TSSOP	Over/Under Voltage Protection	Li-Ion Protection	Battery Management	12.7 uA	-	-
S-8232AHFT-T2-G Battery Protection Li-Ion/Li-Pol Packs 4.25V 8-Pin TSSOP T/R Battery Management 4.25V 2-Cell Serial IC LI-ION BATT PROTECT 8-TSSOP seiko instruments	10	2120: ¥5.0048	Tape & Reel	RoHS Compliant	4.25 V	Reel	Surface Mount	SMD/SMT	8TSSOP	Battery Protection	Li-Ion\|Li-Pol Packs	-40 to 85 °C	3000	2 to 16 V	8-TSSOP	Over/Under Voltage Protection	Li-Ion Protection	Battery Management	12.7 uA	-	-
S-8232AIFT-T2-G Battery Protection Li-Ion/Li-Pol Packs 4.325V 8-Pin TSSOP T/R Battery Management 4.325V 2-Cell Serial IC LI-ION BATT PROTECT 8-TSSOP seiko instruments	10	2120: ¥5.0048	Tape & Reel	RoHS Compliant	4.325 V	Reel	Surface Mount	SMD/SMT	8TSSOP	Battery Protection	Li-Ion\|Li-Pol Packs	-40 to 85 °C	3000	2 to 16 V	8-TSSOP	Over/Under Voltage Protection	Li-Ion Protection	Battery Management	12.7 uA	-	-
S-8232AKFT-T2-G Battery Protection Li-Ion/Li-Pol Packs 4.2V 8-Pin TSSOP T/R Battery Management 4.2V 2-Cell Serial IC LI-ION BATT PROTECT 8-TSSOP seiko instruments	10	2120: ¥5.0048	Tape & Reel	RoHS Compliant	4.2 V	Reel	Surface Mount	SMD/SMT	8TSSOP	Battery Protection	Li-Ion\|Li-Pol Packs	-40 to 85 °C	3000	2 to 16 V	8-TSSOP	Over/Under Voltage Protection	Li-Ion Protection	Battery Management	12.7 uA	-	-
S-8232ALFT-T2-G Battery Protection Li-Ion/Li-Pol Packs 4.3V 8-Pin TSSOP T/R Battery Management 4.3V 2-Cell Serial IC LI-ION BATT PROTECT 8-TSSOP seiko instruments	10	2120: ¥5.0048	Tape & Reel	RoHS Compliant	4.3 V	Reel	Surface Mount	SMD/SMT	8TSSOP	Battery Protection	Li-Ion\|Li-Pol Packs	-40 to 85 °C	3000	2 to 16 V	8-TSSOP	Over/Under Voltage Protection	Li-Ion Protection	Battery Management	12.7 uA	-	-
S-8232AMFT-T2-G Battery Protection Li-Ion/Li-Pol Packs 4.19V 8-Pin TSSOP T/R Battery Management 4.19V 2-Cell Serial IC LI-ION BATT PROTECT 8-TSSOP seiko instruments	10	2120: ¥5.0048	Tape & Reel	RoHS Compliant	4.19 V	Reel	Surface Mount	SMD/SMT	8TSSOP	Battery Protection	Li-Ion\|Li-Pol Packs	-40 to 85 °C	3000	2 to 16 V	8-TSSOP	Over/Under Voltage Protection	Li-Ion Protection	Battery Management	12.7 uA	-	-
S-8232ANFT-T2-G Battery Protection Li-Ion/Li-Pol Packs 4.325V 8-Pin TSSOP T/R Battery Management 4.325V 2-Cell Serial IC LI-ION BATT PROTECT 8-TSSOP seiko instruments	10	2120: ¥5.0048	Tape & Reel	RoHS Compliant	4.325 V	Reel	Surface Mount	SMD/SMT	8TSSOP	Battery Protection	Li-Ion\|Li-Pol Packs	-40 to 85 °C	3000	2 to 16 V	8-TSSOP	Over/Under Voltage Protection	Li-Ion Protection	Battery Management	12.7 uA	-	-
S-8232AOFT-T2-G Battery Protection Li-Ion/Li-Pol Packs 4.3V 8-Pin TSSOP T/R Battery Management 4.3V 2-Cell Serial IC LI-ION BATT PROTECT 8-TSSOP seiko instruments	10	2120: ¥5.0048	Tape & Reel	RoHS Compliant	4.3 V	Reel	Surface Mount	SMD/SMT	8TSSOP	Battery Protection	Li-Ion\|Li-Pol Packs	-40 to 85 °C	3000	2 to 16 V	8-TSSOP	Over/Under Voltage Protection	Li-Ion Protection	Battery Management	12.7 uA	-	-
S-8232APFT-T2-G Battery Protection Li-Ion/Li-Pol Packs 4.28V 8-Pin TSSOP T/R Battery Management 4.28V 2-Cell Serial IC LI-ION BATT PROTECT 8-TSSOP seiko instruments	2500	1: ¥7.072	Tape & Reel	RoHS Compliant	4.28 V	Reel	Surface Mount	SMD/SMT	8TSSOP	Battery Protection	Li-Ion\|Li-Pol Packs	-40 to 85 °C	3000	2 to 16 V	8-TSSOP	Over/Under Voltage Protection	Li-Ion Protection	Battery Management	12.7 uA	-	-
S-8232ARFT-T2-G Battery Protection Li-Ion/Li-Pol Packs 4.325V 8-Pin TSSOP T/R Battery Management Lithium-Ion battery protection (2 cell) IC LI-ION BATT PROTECT 8-TSSOP seiko instruments	10	2120: ¥5.0048	Tape & Reel	RoHS Compliant	4.325 V	Reel	Surface Mount	SMD/SMT	8TSSOP	Battery Protection	Li-Ion\|Li-Pol Packs	-40 to 85 °C	3000	2 to 16 V	8-TSSOP	Over/Under Voltage Protection	-	-	-	-	-
S-8232ASFT-T2-G Battery Protection Li-Ion/Li-Pol Packs 4.295V 8-Pin TSSOP T/R Battery Management Lithium-Ion battery protection (2 cell) IC LI-ION BATT PROTECT 8-TSSOP seiko instruments	10	2120: ¥5.0048	Tape & Reel	RoHS Compliant	4.295 V	Reel	Surface Mount	SMD/SMT	8TSSOP	Battery Protection	Li-Ion\|Li-Pol Packs	-40 to 85 °C	3000	2 to 16 V	8-TSSOP	Over/Under Voltage Protection	-	-	-	-	-
S-8232AXFT-T2-G Battery Protection Li-Ion/Li-Pol Packs 4.325V 8-Pin TSSOP T/R Battery Management Lithium-Ion battery protection (2 cell) IC LI-ION BATT PROTECT 8-TSSOP seiko instruments	10	2120: ¥5.0048	Tape & Reel	RoHS Compliant	4.325 V	Reel	Surface Mount	SMD/SMT	8TSSOP	Battery Protection	Li-Ion\|Li-Pol Packs	-40 to 85 °C	3000	2 to 16 V	8-TSSOP	Over/Under Voltage Protection	-	-	-	-	-
S-8232AYFT-T2-G Battery Protection Li-Ion/Li-Pol Packs 4.3V 8-Pin TSSOP T/R Battery Management Lithium-Ion battery protection (2 cell) IC LI-ION BATT PROTECT 8-TSSOP seiko instruments	10	2120: ¥5.0048	Tape & Reel	RoHS Compliant	4.3 V	Reel	Surface Mount	SMD/SMT	8TSSOP	Battery Protection	Li-Ion\|Li-Pol Packs	-40 to 85 °C	3000	2 to 16 V	8-TSSOP	Over/Under Voltage Protection	-	-	-	-	-
S-8232AZFT-T2-G Battery Protection Li-Ion/Li-Pol Packs 4.3V 8-Pin TSSOP T/R Battery Management Lithium-Ion battery protection (2 cell) IC LI-ION BATT PROTECT 8-TSSOP seiko instruments	10	2120: ¥5.0048	Tape & Reel	RoHS Compliant	4.3 V	Reel	Surface Mount	SMD/SMT	8TSSOP	Battery Protection	Li-Ion\|Li-Pol Packs	-40 to 85 °C	3000	2 to 16 V	8-TSSOP	Over/Under Voltage Protection	-	-	-	-	-

Page 1 / 39

Seiko Instruments Inc.- Battery Management ICs

Battery Management ICs - 型号列表

Voltage Rating

Voltage - Supply

Package / Case

Supplier Device Package

Type