Key facts
- Manuals
- 9
- Categories
- 2
- Languages
- ZH · JA · EN
- Last added
- 2012-02-27
Featured SII manuals

Seiko Instruments S-8204A Series Battery Protection IC User Manual
The S-8204A series is a battery‑protection IC designed for monitoring 3‑cell or 4‑cell series‑connected lithium‑ion rechargeable batteries. It includes high‑precision voltage detection, over‑charge/over‑discharge protection, and configurable delay times via external capacitors. The SEL pin allows switching between 3‑cell and 4‑cell operation, and parallel connection enables protection of packs with more than five cells.
The document provides detailed pin assignments, electrical characteristic tables, package information (16‑pin TSSOP), and measurement circuits. It also outlines test procedures for current consumption, voltage thresholds, and delay functions, helping designers integrate the IC into battery management systems safely and reliably. This manual is written in Chinese.
Covers: Features · Pin Configuration · Electrical Characteristics · Package Information · Measurement Circuit · Specifications Table

Seiko Instruments S-1000 Series Voltage Test Instrument Implementation Manual
The S-1000 series is a CMOS‑based voltage test IC offering ultra‑low power consumption (typical 350 nA) and high accuracy (±1.0 %). It supports a wide operating voltage range of 0.95 V to 5.5 V and provides a Vpp output of Vref + 1.5 V. The device is offered in three package types – SC‑82AB, SOT‑23‑5, and SNT‑4A – making it suitable for portable applications such as handheld devices, cameras, PDAs, and other compact electronics.
The manual includes pin‑out diagrams for each package, electrical characteristics tables, and guidelines for PCB layout and installation. It also details the two output modes (N‑channel MOSFET and CMOS) and provides recommended operating conditions, power‑dissipation limits, and temperature ranges. This manual is written in Chinese.
Covers: Features · Applications · Package Options · Pin Configuration · Electrical Characteristics · Output Modes

Seiko Instruments S-8261 Series Battery Protection IC Manual
The S-8261 series is a battery‑protection IC designed for single‑cell lithium‑ion or lithium‑polymer rechargeable batteries. It protects against over‑charge, over‑discharge, over‑current and short‑circuit conditions and includes optional sleep and charger‑detect functions.
The document contains feature tables, package information, pin‑out diagrams, electrical characteristics, absolute maximum ratings, delay‑time settings, and a detailed product‑naming scheme for the various S‑8261 variants. This manual is written in Chinese.
Covers: Features · Applications · Package · Pin Configuration · Electrical Characteristics · Absolute Maximum Ratings

Seiko Instruments S-8241 Series Battery Protection IC Datasheet
The S-8241 series is a battery‑protection IC designed for single‑cell lithium‑ion or lithium‑polymer rechargeable batteries. It provides over‑charge, over‑discharge and over‑current protection with built‑in high‑precision voltage detection and programmable delay circuits.
The document includes electrical characteristics, pin‑out diagrams for SOT‑23‑5 and SNT‑6A packages, delay‑time settings, and a full product‑name table covering various voltage thresholds and current limits. This manual is written in Chinese.
Covers: Features · Electrical Characteristics · Pin Configuration · Package Information · Delay Time Settings · Product Name Table
Latest SII manuals
Seiko Instruments S-8204A Series Battery Protection IC User Manual
User Manual 34 pages · 907 KB · ZHThis manual describes the features, pin configuration, electrical specifications, and usage guidelines for the Seiko Instruments S-8204A series battery…
Seiko Instruments S-1000 Series Voltage Test Instrument Implementation Manual
User Manual 38 pages · 786 KB · ZHThe Seiko Instruments S-1000 series is an ultra‑small, high‑precision voltage test IC with 350 nA typical current consumption and 1 % accuracy.
Seiko Instruments S-8261 Series Battery Protection IC Manual
Datasheet 33 pages · 844 KB · ZHThe manual provides specifications, pin configuration, and operating characteristics for the Seiko Instruments S-8261 series battery protection ICs.
Seiko Instruments S-8241 Series Battery Protection IC Datasheet
Datasheet 38 pages · 2.2 MB · ZHTechnical data sheet for the S-8241 battery protection IC series from Seiko Instruments.
SII S-8209A seriesOf Application Example CMOS IC Application Note
Seiko Instruments S-89430/89431 Series Arithmetic Amplifier Datasheet
Datasheet 34 pages · 711 KB · JAThe Seiko Instruments S-89430/89431 series arithmetic amplifiers are rail‑to‑rail CMOS devices with low power consumption and multiple package options.
Seiko Instruments S-1165 Series Low‑Dropout CMOS Voltage Regulator Datasheet
Datasheet 23 pages · 562 KB · ZHTechnical datasheet for the Seiko Instruments S‑1165 low‑dropout CMOS voltage regulator series.
SII LP-1010-MF / LP-1010L-MF Multi-Function Printer User Manual
User Manual 156 pages · 8.2 MB · ZHThe SII LP-1010-MF and LP-1010L-MF multi-function printer user manual provides operation, scanning, fax, and storage instructions, plus safety warnings.
Seiko Instruments Micro Battery Selection Guide
Product Leaflet 24 pages · 4.5 MB · ENSelection guide for Seiko Instruments micro battery products, showing specs and comparisons of models such as MS414GE and MS920SE.
Which document do I need?
User Manual
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Datasheet
Ratings, dimensions and ordering codes, for selection and design work.
Questions answered in SII manuals
How can the IC be switched between 3‑cell and 4‑cell battery configurations?
Connect the SEL pin to VSS for 3‑cell operation or to VPP for 4‑cell operation.
From: Seiko Instruments S-8204A Series Battery Protection IC User Manual
What is the maximum voltage the device can tolerate?
The absolute maximum rated voltage is 24 V.
From: Seiko Instruments S-8204A Series Battery Protection IC User Manual
What accuracy does the S-1000 series provide?
It provides an accuracy of ±1.0 %.
From: Seiko Instruments S-1000 Series Voltage Test Instrument Implementation Manual
Which package types are available for the S-1000 series?
The device is offered in SC‑82AB, SOT‑23‑5, and SNT‑4A packages.
From: Seiko Instruments S-1000 Series Voltage Test Instrument Implementation Manual
What is the package type of the S‑8261 series?
The S‑8261 series is supplied in an SOT‑23‑6 surface‑mount package.
From: Seiko Instruments S-8261 Series Battery Protection IC Manual
What voltage range does the over‑charge detection cover?
The over‑charge detection voltage ranges from 3.9 V to 4.4 V.
From: Seiko Instruments S-8261 Series Battery Protection IC Manual
