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SES SE-2040-1 User Manual

Rechargeable smart lithium ion battery
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Rechargeable Smart Lithium Ion Battery
SE-2040-1
User's Manual
SEALED ENERGY SYSTEMS ®
Reference Part Numbers for Battery Model SE-2040-1
SE20401NR29
10.8V 2.85AH, 30.78Wh
Statement of Confidentiality
The information contained within this document is confidential and
proprietary to Sealed Energy Systems. This information should not,
in whole or in part, be reproduced, disclosed or used except as
expressly and duly authorized by Sealed Energy Systems.
User Manual
1

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Summary of Contents for SES SE-2040-1

  • Page 1 User Manual Rechargeable Smart Lithium Ion Battery Reference Part Numbers for Battery Model SE-2040-1 SE-2040-1 SE20401NR29 10.8V 2.85AH, 30.78Wh User’s Manual Statement of Confidentiality The information contained within this document is confidential and proprietary to Sealed Energy Systems. This information should not, in whole or in part, be reproduced, disclosed or used except as expressly and duly authorized by Sealed Energy Systems.

  • Page 2: Table Of Contents

    User Manual TABLE OF CONTENTS 3.3.2. SMBus Logic Levels 3.3.3. SMBus Data Protocols 3.3.4. SMBus Host-to-Battery Message Protocol REVISION HISTORY 3.3.5. SMBus Battery-to-Charger Message Protocol 3.3.6. SMBus Battery Critical Message Protocol INTRODUCTION 3.3.7. Host to Battery Messages (Slave Mode) 2.1. SCOPE 3.3.8.

  • Page 3: Revision History

    This specification describes the physical, functional and electrical 20/10/2019 Released characteristics of a rechargeable Lithium Ion battery SE-2040-1 by Sealed Energy Systems (SES®). This specification is the interface Certificate of document between SES® and its customers. It is understood that...

  • Page 4: General Precautions

    User Manual The battery pack comprises the individual elements as shown In the event of a battery leaking, do not allow the liquid to  below: come in contact with the skin or eyes. If contact has been made, wash the affected area with copious amounts of water and seek medical advice.

  • Page 5: Disposal

    User Manual 2.3.4 Disposal regulations. Consult universal/hazardous waste regulations for further information regarding disposal spent batteries. internal cells Regulations vary for different countries. Dispose of in  leaking/broken open, consult hazardous waste accordance with local regulations. regulations under Environmental Protection Intact, spent batteries are not considered to be hazardous ...

  • Page 6: Requirements

    User Manual Taiwan: Expended battery packs are not considered hazardous hazardous waste and disposed of in accordance to local rules and waste. Cells and batteries should be recycled at an regulations. appropriate collection site accordance with government regulations. Japan: Recycling of expended lithium-ion battery packs is regulated by the Wastes Disposal and Public Cleaning Law and the Law for Promotion of Effective Utilization.
  • Page 7 User Manual 3.1.4. Discharge -20ºC to +60ºC  Discharge Temperature Limits: As shown below, ≤ 80%RH  The battery shall be capable of continuous discharge within the Operating Boundary as shown in the graph below.  Host devices should be designed for a controlled shutdown following battery notification of termination by the battery sending TERMINATE_DISCHARGE alarm, prior to protection circuit cut-off.
  • Page 8 User Manual 3.1.5. Charge 0º C to 45ºC  Charge Temperature Limits: As Shown below, ≤80%RH The battery shall be capable of continuous charge at 12.6V,  as shown in the graph below. A dedicated level II or level III smart battery charger is required to charge the battery.

  • Page 9: Storage

    User Manual 3.1.6. Storage battery voltage. Typically, a 15KΩ pull-up resistor is used, but please refer to the SMBus Specification for additional info. Storage Temperature Limits: -20°C to 60°C, ≤80%RH  The battery should be stored in an environment with low ...
  • Page 10 User Manual The battery pack uses a system level approach to optimize the the battery voltage falls below 2.3V/parallel cell group. In this  performance of the battery. It’s primary functions are to provide mode, parasitic current is reduced to a minimum by shutting fuel gauging and software based charge control, and to ensure down the micro- controller and all associated circuitry.

  • Page 11: Dc Specifications

    User Manual 3.2.2. DC Specifications 3.2.3.2. Temperature The internal pack temperature is measured by an NTC  thermistor attached to the cell stack. Temperature PARAMETER LIMITS REMARKS readings have a resolution of 0.1°K. The absolute When a host is detected accuracy is ±3°K over an operating range of -20°C to Active mode current <650µA...

  • Page 12: Smbus And Sbd Parameters

    User Manual 3.3.2. SMBus Logic Levels RSOC LED1 LED2 LED3 LED4 LED5 NOTE SYMBOLS PARAMETERS LIMITS UNITS At below 10% Blinks MIN MAX 11%-20% Lit for 4 21%-40% Data/Clock input low voltage -0.3 when- 41%-60% Data/Clock input high voltage ever 61%-80% switch is Data/Clock output low voltage...

  • Page 13: Smbus Host-To-Battery Message Protocol

    User Manual 3.3.4. SMBus Host-to-Battery Message Protocol Data Data Battery Command Byte Byte Address Code High The Bus Host communicates with the battery pack using one of Write Word Protocol w/PEC three protocols: • Write Word SMBus Host (Master) Smart Battery (Slave) •...

  • Page 14: Smbus Battery-To-Charger Message Protocol

    User Manual Data Data Byte Data Data Data Battery Command Battery ≈ Wr A Rd A Byte Byte PEC !A count =N Byte 1 Byte 2 Byte N Address Code Address High Block Read Read Word Protocol w/PEC SMBus Host (Master) Smart Battery (Slave) Battery Command...

  • Page 15: Smbus Battery Critical Message Protocol

    User Manual Target Battery Data Byte Data Byte Charger Command Data Byte Data Byte Address Address High Address Code High Battery Critical Message Battery Broadcast Message for the Charger Data Data Data Data Target Battery Charger Command Byte Byte Byte Byte Address Address...
  • Page 16 User Manual Host-to-Battery Messages Command Default Command Default Function Description Unit Access Function Description Unit Access Code (POR) Code (POR) Manufacturer Returns the battery’s voltage (measured 0x00 Voltage () 0x09 Access() at the cell stack) Remaining Returns the current being supplied (or 0x01 Remaining Capacity Alarm Threshold Capacity Alarm()

  • Page 17: Battery To Charger Messages (Master Mode)

    User Manual Host-to-Battery Messages (cont.) 3.3.8. Battery to charger Messages (Master Mode) Command Default The battery, acting in the role of a bus master, uses the write word Function Description Unit Access Code (POR) protocol to communicate with the charger, operating in slave mode. Returns the battery’s desired charging Charging Voltage() 0x15...
  • Page 18 User Manual Battery Critical Messages Action When Battery Status Set When: Cleared When: Set: Command Function Description Unit Access Relative State of Charge() <= Relative State Of Code 0%, Cell Under-Voltage (CUV) Charge() >= 1%, CUV, This message is to the host and/or charger to Alarm Over-Current Discharge OCD or OTD recovery...

  • Page 19: Pack Calibration Cycle

    Current() =>1.45A*. Then, once the Average Current() <= 200mA for 70sec, the battery will re-test the over-current condition, and again allow charging. *Note: Current values vary time to time. Check SDS with SES® SEALED ENERGY SYSTEMS ®...

  • Page 20: Discharge Protection

    User Manual 3.4.3. Discharge Protection 3.4.4. Short Circuit Protection Under-Voltage: The primary protection circuit will prohibit the discharge of  The primary protection circuit will prevent the battery from the battery if a short-circuit is placed across the battery+ / - ...

  • Page 21: Passive Safety Protection

    User Manual 3.5. Passive Safety Protection 3.7. Environmental/Safety Specifications 3.5.1. Overview of Operations 3.7.1. EMC and Safety The battery pack is fitted with additional components to protect it The battery complies with the following: • EMC Directive 2004/108/EC against abusive charge and discharge conditions. These are in •...

  • Page 22: Reliability

    User Manual 3.8. Reliability 3.8.1. Life Expectancy Given normal storage & usage, user can expect the battery to deliver 2280mAh or more after 1000 charge/discharge cycles where the charge phase is CC/CV C/3, 12.6±0.05V and the discharge is C/3 down to 3.0V/Cell at 25°C. 3.8.2.

  • Page 23: Shelf Life

    User Manual 3.8.3. Shelf Life The batteries are shipped from Sealed Energy Systems with between 20% and 30% rated capacity and this provides a minimum of 6 months’ shelf life, when stored at 25°C. If the storage temperature exceeds 25°C over the 6-month period, then the shelf life will be reduced and provisions should be made to recharge the battery periodically.

  • Page 24: Mechanical Drawing

    User Manual 4.0. Mechanical Drawing SEALED ENERGY SYSTEMS ®...

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