Number:PS-RD-007
Edition:
A/00
锂离子电芯规格书
Specification
For
Lithium-ion Rechargeable Cell
电芯型号
:FST 20650-3350mAh
Cell Type :FST 20650-3350mAh
Document No
Version
Designed
杨广林
PS-RD-007
A/00
Checked
Version change date
Pages
Approved
2016-07-27
10
Number:PS-RD-007
Edition:
A/00
Page
:
1/10
Contents
目½
1
2
Preface
前言
Definition
定义
2.1
Rated capacity and minimum capacity
标称容量与最小容量
Standard charge method
标准充电方式
Standard discharge method
标准放电方式
2.2
2.3
3
Cell type,bar code
,Colour电芯型号,喷码,颜色
3.1
3.2
3.3
Description and model
电芯说明及型号
Cell bar code and cell dimensions
电芯喷码及尺寸
Cell colour explanation
电芯套膜颜色说明
4
5
Characteristics电池性½
Technical requirements
技术要求
5.1
5.2
5.3
5.4
5.5
Cell storage conditions
电芯存储环境
Cell testing conditions
电芯测试条件
Requirement of the testing equipment
测量仪表要求
Electronic performance
电性½
Safety characteristics
安全性½
5
6
7
8
5.6
Environmental characteristics
环境适应性½
Warning and cautions in handling the lithium-ion cell
电芯½用时警告事项及注意事项
The restriction of the use of hazardous substances
有害物质控制要求
Contact information
联系方式
Version history
变更纪½
This spec manual is the enterprise standard of FST, without authorization, any pirate or circulation is prohibited.
Page
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Number:PS-RD-007
Edition:
A/00
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1
Preface
前言
This specification describes the type and
dimensions,
performance, technical characteristics, warning and caution of
the lithium ion rechargeable cell. The specification only applies to 20650 cell supplied by Far East First New Energy
Co., Ltd.
本标准描述了圆柱型锂离子电芯的外型尺寸、特性、技术要求及注意事项。本标准适用于远东福斯特新½源
有限公司生产的圆柱型
20650
锂离子电芯。
2
Definition
定义
2.1
Rated capacity and minimum capacity:
标称容量与最小容量:
Rated capacity: Cap=3350mAh, minimum capacity: Cap=3250mAh. Under 25±2℃, It means the capacity value of
being discharged by 5-hours rate to end voltage 2.75 V, which is signed Cap, the unit is mAh.
标称容量
Cap=3350mAh,最小容量 Cap=3250mAh,指在 25±2℃环境下,以 5
小时率放电至终止电压
2.75 V
时的容量,以
Cap
表示,单½为毫安培时(mAh)。
2.2
Standard charge method:
标准充电方式:
Under 25±2℃, it can be charged to 4.20V with constant current of 0.5C, and then, charged continuously with
constant voltage of 4.20V until the charged current is 0.02C.
指在
25±2℃环境下,以 0.5C
的电流恒流充电至单½电芯电压
4.20 V
后,½为恒压
4.20 V
充电,至充电电流
小于
0.02C
时,停止充电。
2.3
Standard discharge method:
标准放电方式:
Under 25±2℃, it can be discharged to the voltage of 2.75V with constant current of 0.5C.
指在
25±2℃环境下,以 0.5C
的电流恒流放电至单½电芯电压
2.75 V。
3 Cell
type and dimensions
电芯型号、尺寸、颜色
3.1
Description and model
电芯说明及型号
Description: Cylindrical Li-ion rechargeable cell
Model: FST 20650-3350mAh
说明:圆柱锂离子二次电芯
型号:
FST 20650-3350mAh
3.2
Cell bar code and
cell dimensions
电芯喷码及尺寸
Cell bar code includes five parts:
电芯喷码包括五个部分的内容:
Cell type + Normal capacity + Normal / Charging voltage + Cell batch code + Cell ordinal code
电芯型号
+
标称容量
+
标称/上限电压
+
电芯批号
+
电芯顺序码
For example:
例如:FST
20650-3350mAh + CAP:3350mAh + VOL:3.6V/4.2V + SD42716 + 065894
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3.3 Cell colour explanation
电芯套膜颜色说明
Matt Blue
哑蓝
Color is for reference only,the colour can be adjusted according to customer requirements.
颜色仅供参考,可依据客户要求进行调整。
4
Characteristics
电池性½
ITEM
项目
Normal capacity
标称容量
Minimum capacity
最小容量
Normal voltage
标称电压
Energy density
½量密度
Charging voltage
充电电压
Discharge ending voltage
放电终止电压
Standard charging current
标准充电电流
Standard discharge current
标准放电电流
Max charge current
最大充电电流
Max discharge current
最大放电电流
Max recommended charge and discharge
cell body temperature
充放电过程中电芯表面的推荐温度
Maximum short term allowable charge
and discharge cell body temperature.
Charging and discharging at these
conditions will shorten cell cycle life.
充放电过程中电芯表面的短时间最大
温度
(在这些情况下充放电将会导致电
池循环寿½很快衰减)
Internal resistance
内阻
Cell dimensions
电芯尺寸
Weight
重量
SPECIFICATION
特性
3350 mAh@0.2C
3250 mAh@0.2C
3.6V
561Wh / L
208Wh / Kg
4.20 ±0.05 V
2.75 ±0.05 V
0.5C(1675 mA)
0.5C(1675 mA)
1C(T≥10℃)
0.5C(10℃>T≥0℃)
0.1C(0℃>T≥-10℃)
2C(T≥0℃)
1C(0℃>T≥-10℃)
0.5C(-10℃>T≥-20℃)
Charge: 0~45℃
充电时:0~45℃
Discharge: -20~60℃
放电时:-20~60℃
Charge: 60℃
Discharge: 75℃
充电时:60℃
放电时:75℃
≤70 mΩ(AC Impedance, 1000 Hz)
Height
:
65.1mm Max
Diameter
:20.5mm
Max
≤ 58g
Page
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最大高度:65.1
mm
最大直径:20.5
mm
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Number:PS-RD-007
Edition:
A/00
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5
Technical requirements
技术要求
5.1 Cell storage conditions
电芯存储环境
Temperature
温度: 3 个月 3 month
-20½45℃
1 年以上 1 year
-20½25℃
Relative humidity
相对湿度:0½45%RH
5.2 Cell testing conditions
电芯测试条件
Unless otherwise specified, all tests stated according to following:
除非有特殊说明,所有测试的条件要求如下:
Temperature
温度:
25±2℃
Use standard charge and standard discharge method
½用标准充电与标准放电方式
5.3 Requirement of the testing equipment
测量仪表要求
Voltage meter: The precision is≥0.5
电压仪表要求:测量电压的仪表精度不小于
0.5
级
Temperature meter: The precision is±0.5℃
温度仪表要求:测量温度的仪表精度±0.5℃
5.4
Characteristics
电池性½
NO.
Item
序号
项目
Standard
标准
Test Method
测试方法
At standard atmospheric pressure, ambient temperature
25℃±2℃, relative humidity 45%½80%
(The
following
if no specific instructions are all in these conditions,
according to this charging ways), after 0.5 C
5
A standard
charged, rest for 15min and then discharge at 0.2C
5
A,
0.5C
5
A, 1C
5
A and 2C
5
A to the discharge cut-off voltage
2.75V respectively. Charge/discharge cycle can be
conducted for 3 times before meeting the Standards(the
same below).
在
1
标准大气压,环境温度
25℃±2℃,相对湿度为
45%½80%的条件下,
电池
0.5C
标准充电后
(以下若
没有特别说明,均在此条件下放½,皆按此充电方
式)
,搁½
15min,分别以 0.2C
5
A、0.5C
5
A、1C
5
A、
2C
5
A
进行放电至下限电压
2.75V,循环三次,½有一
次达到标准,即达到标准要求(下同)
。
Tested the initial condition and initial capacity of battery.
Store for 28 days after standard charged, tested the final
condition of battery. Then discharge at 0.5C
5
A to the
discharge cut-off voltage 2.75V, tested the residual
capacity of battery. 0.5C
5
A /0.5 C
5
A tested the recovery
capacity of battery. Charge/discharge cycle can be
conducted for 3 times before meeting the Standards.
测量电池的初始状态和初始容量,电池标准充电后,
开路放½
30
天,测量电池最终状态;以
0.5C
5
A
放电
至
2.75V,测量电池的剩½容量; 0.5C/0.5C
测量电
池的恢复容量。可循环三次,½有一次达到标准,即
达到标准要求。
Discharge capacity / Nominal
capacity *100%
A)0.2C
5
A ≥100%
B)0.5C
5
A ≥98%
C)1C
5
A ≥95%
1
Discharge
Characteristics
(Room
Temperature)
倍率放电
D)2C
5
A ≥85%
The charging and discharging
curves must be smooth
放电容量/标称容量×100%
A)0.2C
5
A
≥100%
B)0.5C
5
A
≥98%
C)1C
5
A
≥95%
D)2C
5
A
≥85%
充放电曲线应平稳光滑
2
Normal Storage
常温荷电保持
½力
Residual capacity ≥ Nominal
capacity *85%
Recovery capacity ≥ Nominal
capacity *90%
剩½容量≥标称容量*85%
恢复容量≥标称容量*90%
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