IEEE 1725-2021(Redline)

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IEEE Standard for Rechargeable Batteries for Mobile Phones (Redline)

Published By	Publication Date	Number of Pages
IEEE	2021	80

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Description

Revision Standard – Active. Criteria for design analysis for qualification, quality, and reliability of rechargeable lithium ion batteries for host devices such as cellular telephone applications are established. Also included are: battery pack electrical and mechanical construction, packaging technologies, pack- and celllevel charge and discharge controls, and overall system considerations.

PDF Catalog

PDF Pages	PDF Title
1	IEEE Std 1725™-2021 Front cover
2	Title page
4	Important Notices and Disclaimers Concerning IEEE Standards Documents
7	Participants
8	Introduction
9	Contents
11	1. Overview 1.1 Scope 1.2 Purpose 1.3 Word usage
12	1.4 Prologue 2. Normative references
13	3. Definitions, acronyms, and abbreviations 3.1 Definitions
16	3.2 Special terms 4. System integration considerations 4.1 Introduction
17	4.2 Operating specification requirements 4.3 Subsystem standard requirements
18	5. Cell considerations 5.1 Introduction 5.2 Design considerations
22	5.3 General manufacturing considerations
23	5.4 Electrode processing
24	5.5 Cell core assembly
25	5.6 Assembly precautions
27	5.7 Critical testing practices
28	6. Battery pack considerations 6.1 Introduction
29	6.2 Traceability and external marking requirements 6.3 Design considerations
30	6.4 External short-circuit considerations 6.5 Thermal protection 6.6 Overcharge considerations
31	6.7 Overdischarge considerations 6.8 Overcurrent considerations
32	6.9 Mechanical considerations
33	6.10 Connector/terminal considerations 6.11 Assembly considerations
34	6.12 Pack component care 6.13 Considerations for battery packs with cells connected in parallel
35	6.14 Considerations for battery packs with two cell blocks connected in series
36	6.15 Critical testing practices
38	7. Host device considerations 7.1 Introduction 7.2 DC input voltage and current to the host device
39	7.3 Charging subsystem considerations
40	7.4 Multi-pack systems
41	7.5 Electrostatic discharge 7.6 Temperature specification 7.7 Battery pack qualification 7.8 Electrical and mechanical connections between host and battery
42	7.9 Battery compartment
43	7.10 Cell swelling consideration 7.11 Critical testing practices 8. Adaptor considerations 8.1 Introduction 8.2 Adaptor requirements
45	8.3 Charger considerations ac/dc charger, dc/dc charger (provides charge control directly to battery) 8.4 Critical testing practices
46	9. Total system reliability considerations 9.1 Introduction
47	9.2 User interactions and responsibilities 9.3 User alerts 9.4 Recommended communication to user
48	9.5 Marking and labeling 10. System security considerations 10.1 Introduction 10.2 Purpose of authentication 10.3 Method of authentication 10.4 Supply chain security
49	11. Validation 11.1 Introduction 11.2 Method
50	11.3 Design requirements 11.4 Quality system requirements 11.5 Process capability and process control requirements
52	Annex A (informative) Test methods for design verification A.1 Introduction A.2 Comparison of design verification tests
55	A.3 Battery pack design verification tests
59	A.4 Host device
63	Annex B (informative) Failure mode and effects analysis techniques B.1 Introduction
64	B.2 A typical procedure for design analysis: FMEA
65	Annex C (informative) System analysis considering two faults C.1 Why two faults should be considered in a system analysis C.2 Factors that may induce faults in a system
68	C.3 Analysis tools for system design
70	Annex D (informative) Compliance validation process example D.1 Validation D.2 Definitions specific to this annex
71	D.3 Responsibilities D.4 Validation process for system components
73	D.5 Validation process for a vendor site
76	Annex E (informative) Environmental considerations E.1 Temperature environmental considerations
78	Annex F (informative) Bibliography
80	Back cover