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SPECIFICATION FOR APPROVAL
Customer
Customer Model:
UTL Model:
Samples QTY:
Approval of Customer
Dept.
Valid Date
Add.: Floor 3rd, Building 9 and Building 5, Huiye Technology Park Zone, Guanguang Road, Gongming town,
Bao'an District, Shenzhen.
Tel： +86-755-29891895, +86-755-29891903
Fax:：+ 86-755-29891897
Http:
www.szutl.com.cn
w w w .
SHENZHEN UTILITY POWER SOURCE CO., LTD
Digibras Indústria do Brasil S/A
：
Battery UTL-4B
Approval of Company
Dept.
Valid
Date
S8
（3.7V/650mAh）
10PCS
BY TECHNOLOGY DEPT FROM UTL
No.
Last Version
Effective Date
Page
Prepared
Checked
Approved
1
UUU
PACK
U-2012062603
A0
2012-06-26
14
Zhi Guang Liu
Zheng Jiao Luo
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Summary of Contents for UTL S8
- Page 1 SPECIFICATION FOR APPROVAL Digibras Indústria do Brasil S/A Customer ： Customer Model: UTL Model: Battery UTL-4B （3.7V/650mAh） Samples QTY: 10PCS BY TECHNOLOGY DEPT FROM UTL Approval of Customer Approval of Company PACK U-2012062603 Dept. Dept. Last Version Effective Date 2012-06-26...
- Page 2 SHENZHEN UTILITY POWER SOURCE CO., LTD ( History Of UTL-4B Project Version Update) Version No. Main Update Description Editor Valid Date The First Version Zhi Guang Liu 2012-06-26...
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Page 3: Table Of Contents
SHENZHEN UTILITY POWER SOURCE CO., LTD Content The Scope of Application …….……………….….………….………….……….……….…4 Test condition………….………….……………………….………….…….……………… …..4 Finished Product …………..…………….……….…….………………………..….….…….…4 Description………….…………….…………. ….…….…….…….………...…………………..4 Main technical parameters…….………….…………….…….….………..….…………….4 General performance……….………….………….……….…….…………… ….…….………5 Safety performance……….………….………….………………………….….………………. 5 Environmental suitability………….……………….…………………………………..…………6 Parts and accessories ………………….…………. ……….……………………..…….…..7 Main parts list …………….……………………………………………………..………………7 PCBA………….…….…………………………………………………………….….……...…….7 Case, structure and size ………….………….………………..……………….….…………….9 Packing and transportation…………….…….……………………………….….……………..12... -
Page 4: The Scope Of Application
SHENZHEN UTILITY POWER SOURCE CO., LTD 1、 Scope of Application This specification applies to UTL-4B, compatible with cellular phone battery, referring to GB/T 18287—2000 《Generic specification of cellular phones applying li-ion battery》. 2、 Test condition 2.1 Environmental test condition Unless otherwise specified, every experiment in this specification should be run in standard atmosphere conditions :：... -
Page 5: General Performance
SHENZHEN UTILITY POWER SOURCE CO., LTD Charging cut off voltage 4.20V Discharging cut off voltage 2.75V Maximum discharge current 1C5A 650mA Ex-factory voltage 3.75～3.95V Load voltage ＞3.65V Size （46.0±0.15)* （ 34±0.15)* （ 5.10±0.15)mm (refer to Size figure) Weight 16.0g Charge temperature 0 ℃... -
Page 6: Environmental Suitability
SHENZHEN UTILITY POWER SOURCE CO., LTD item test approach Note After charging being finished, use constant current and voltage source Over-charge to load the battery for 8 hours, set voltage of the constant current and Battery may not protection voltage source to 2 times of nominal voltage (3.7V*2),and set the explode, flame up or performance current to 2C5A of external impressed current. - Page 7 SHENZHEN UTILITY POWER SOURCE CO., LTD charging finished, put the battery to （ 55±2） high -temperature box leaking, or explosion ℃ for 2 hours, then discharge it to 2.75V by 1C5A constant current. Discharge time At the environmental temperature of ((20±5) ), after quick ℃...
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Page 8: Parts And Accessories
SHENZHEN UTILITY POWER SOURCE CO., LTD 4、 Parts and accessories Main parts list 4.2 Mainly used parts and accessories: battery cell, PCBA, outer case, refer to main parts list Battery cells Model：U473441AR 规格 type：3.7V/650mAh 4.3.1 Outer size Sequence Detail Type number Thickness 4.70+0.30mm... - Page 9 SHENZHEN UTILITY POWER SOURCE CO., LTD Bottom 4.4.1 Main technical details of PCBA Item Min value Classic value Max value Note Over-charge protection voltage 4.30V 4.325V 4.35V Over-charge protection lag time 0.96s 1.2s 1.4s Over-discharge protection voltage 2.40V 2.50V 2.60V Over-discharge protection lag time 115ms 144ms...
- Page 10 SHENZHEN UTILITY POWER SOURCE CO., LTD 4um. Details refer to the PCBA structure diagram for details. 4.4.3 Main Components Position Num Component name Component type Wrap Quantity Brand MM3280H02NRH SOT-23-6 MITSUMI MOSFET AO8830 TSSOP-8 SMD resistor 330R±5% 0603 HUA XIN SMD resistor 2.2K±5% 0603...
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Page 11: Packing And Transportation
SHENZHEN UTILITY POWER SOURCE CO., LTD Label: 5、 Packing and transportation packing figure Every battery should be packed by anti-static bag. Every package with battery should be stored in the dry , anti-dust and anti-moisture packing carton. Every packing carton outside should be indicated product name , type, quantity , gross weight, manufacturer and contact address , also should show 'handle with care' , 'keep dry' and 'up' and other necessary signs. -
Page 12: Storage And Warranty Period
SHENZHEN UTILITY POWER SOURCE CO., LTD transportation process . The batteries should be transported by the normal vehicle such as by automobile , by train , by sea or by air . 6、 storage and guarantee period The batteries should be stored in the clean, dry and ventilated room at the temperature of -20℃～45 ℃... - Page 13 SHENZHEN UTILITY POWER SOURCE CO., LTD Don't use the battery under strong sunshine environment, to avoid heating, deformation and fuming, at least to avoid the lowering of the performance and longevity of the battery. 2) Anti-static The battery with protection circiut can avoid various accidents . Do not use batteries in the electrostatic field , because the high pressure and electrostatic is easy to damage the PCBA , causing the battery to be abnormal , heating, deformed , fuming or firing .
- Page 14 SHENZHEN UTILITY POWER SOURCE CO., LTD At lease you should consult for the questions of large current ,quick charging, special apply etc. warning 1) Don't use with other batteries. Don't use with other batteries, or it can cause heating, fuming, deformation or firing of the battery. 2) Keep the battery away from children.
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