402030聚合物锂电池 - 图文(2)

2019-06-11 00:54

深 圳 市 言 九 电 子 科 技 有 限 公 司 YJ POWER GROUP LIMITED VER: A DATE:14.01.06 3.4 Appearance(外观) There shall be no such defect as flaw, crack, rust, leakage, which may adversely affect commercial value of battery. 电池外观应没有划伤、破裂、污渍、生锈、漏液等影响市场价值的缺陷存在。 3.5 Initial Performance Test(初始性能测试) Table 2(表 2) Item (项目) (1) Open-Circuit Voltage (开路电压) Test Method and Condition (测试方法及条件) The open-circuit voltage shall be measured within 24 hours after standard charge. (标准充电后24小时内测量开路电压) Internal resistance measured at AC 1KHz after 50% charge. (半充电状态下,测量其AC 1KHz下的交流阻抗) The capacity on 0.2C5A discharge till the voltage Requirements (要求) ≥3.8V (2) Internal impedance (初始内阻) ≤300MΩ (3) Minimal Rated Capacity (最小额定容量) tapered to 2.75V shall be measured after rested for 30min then finish standard charge. (标准充电后,搁置30min,测量0.2C放电至2.75V截止电压所放出的容量) Discharge Capacity (放电容量) ≥180mAh 3.6 Temperature Dependence of discharge capacity(放电温度特性) Cells shall be charged per 3.3.1 and discharged @0.2 C5A to 2.75 volts. Except to be discharged at temperatures per Table 3. Cells shall be stored for 3 hours at the test temperature prior to discharging and then shall be discharged at the test temperature. The capacity of a cell at each temperature shall be compared to the capacity achieved at 23 oC and the percentage shall be calculated. Each cell shall meet or exceed the requirements of Table 3. 电池按3.3.1规定充电。按表3的温度中放电,电池必须先在该试验温度中放置3个小时。在每一个温度中的放电容量应不小于表3的要求。 Table 3 (表3) Discharge Temperature (放电温度) Discharge Capacity (0.2 C5A) (放电容量/0.2 C5A) -10℃ 0℃ 23℃ 60℃ 50% 80% 100% 95% Page 6 of 17

深 圳 市 言 九 电 子 科 技 有 限 公 司 YJ POWER GROUP LIMITED 3.7 Cycle Life and Leakage-Proof(循环寿命及漏液试验) Table 4(表4) No. (序号) Item (项目) Criteria (标准) VER: A DATE:14.01.06 Test Conditions (测试条件) 1 Cycle Life (循环寿命) (0.5 C5A) Higher than 70% of the Initial Capacities of the Cells (初始容量的70%) Carry out 500cycle Charging/Discharging in the below condition. ◆Charge:Standard Charge, per 3.3.1 ◆Discharge:0.5 C5A to 2.75 V ◆Rest Time between charge/discharge:30min. ◆Temperature:20±5℃ 循环500次 充放电按以下条件: ◆充电: 标准充电, 按 3.3.1规定 ◆放电:0.5 C5A放至 2.75V ◆搁置:30min. ◆温度:20±5℃ After full charge with standard charge, store at 55±3℃, 60±10%RH for 1 week. 标准充电条件下充满电后在温度55±3℃,湿度60±10%RH下储存一个星期 2 Leakage-Proof (漏液试验) No leakage (visual inspection) (没有漏液/目测) 4. Mechanical characteristics and Safety Test(安全测试及机械特性) Table 5(表5) (Mechanical characteristics) No. Items Test Method and Condition Criteria (序号) (项目) (测试方法及条件) (标准) After standard charging, fixed the cell to vibration table and subjected to vibration cycling that the frequency is to be varied at the rate of 1Hz per minute No leakage between 10Hz an 55Hz, the excursion of the vibration 无泄漏 Vibration Test 1 is 1.6mm. The cell shall be vibrated for 30 minutes per No fire 振动测试 axis of XYZ axes. 不起火 将标准充电后的电芯固定在振动台上,沿X、Y、Z 三个方向各振动30分钟,振幅1.6mm,振动频率为10Hz~55Hz,每分钟变化1Hz。 The cell is to be dropped from a height of 1 meter No explosion, Drop Test twice onto concrete ground. No fire, no leakage. 2 跌落测试 将标准充电后的电芯从1米高度跌落至混凝土地面2无爆炸、无起火 、次 无泄漏 Page 7 of 17

深 圳 市 言 九 电 子 科 技 有 限 公 司 YJ POWER GROUP LIMITED VER: A DATE:14.01.06 Table 6(表 6) (Safety Test) Item (项目) Battery Condition (电池要求) Test Method (测试方法) Requirements (要求) Crush (挤压试验) Crush between two flat plates. Applied force is Fresh, No explosion, about 13kN(1.72Mpa) for 30min. Fully charged No fire (电池放置在两块平面金属板间,施加13KN(充满电的新电池) (无起火无爆炸) (1.72Mpa)的作用力,且持续保持30分钟) No explosion, Each test sample battery, in turn, is to be short- No fire circuited by connecting the (+) and (-) terminals The Temperature of the battery with a Cu wire having a maximum Fresh, of the surface of resistance load of 0.1Ω.Tests are to be conducted Fully charged the Cells are lower at room temperature(20±2℃ ). (充满电的新电池) than 150℃ (在常温下约20±2℃依次把每个样品电池(无起火无爆炸 的正负极用铜线连接起来使电池外部短路--电池表面温度线路总电阻不超过0.1Ω) 应低于150℃) No explosion, Each test sample battery, in turn, is to be short- No fire circuited by connecting the (+) and (-) terminals The Temperature of the battery with a Cu wire having a maximum Fresh, of the surface of resistance load of 0.1Ω.Tests are to be conducted Fully charged the Cells are lower at temperature(60±2℃ ). (充满电的新电池) than 150℃ (在常温下约60±2℃依次把每个样品电池(无起火无爆炸 的正负极用铜线连接起来使电池外部短路--电池表面温度应线路总电阻不超过0.1Ω) 低于150℃) A 56mm diameter bar is inlayed into the bottom of a 10kg weight. And the weight is to be dropped from a height of 1m onto a sample battery and then the bar will be across the center of the Short Circuit (短路试验 20℃) Short Circuit (短路试验 60℃) Impact (冲击试验) Fresh, Fully charged (充满电的新电池) sample.(用一条直径为56mm的圆棒放置在电池中央,将一10Kg的重锤从1m的高度垂直落下在电池的中心位置) Discharge at a current of 1 C5A for 2.5h. (以1CmA 的电流放电2.5小时) No explosion, No fire (无起火无爆炸) Forced Fresh, Discharge Fully charged (过放试验) (充满电的新电池) Nail Fresh, Pricking Fully charged (针刺试验) (充满电的新电池) (3mm) No explosion, No fire (无起火无爆炸) No explosion, No fire (无起火无爆炸) Prick through the sample battery with a nail having a diameter of 3mm and remain 2h. (用直径为3mm的钉子刺穿电池并保持2个小时) Page 8 of 17

深 圳 市 言 九 电 子 科 技 有 限 公 司 YJ POWER GROUP LIMITED VER: A DATE:14.01.06 5. Protection circuit(保护电路) 5.1 PCM Standard(保护板标准) Item (项目) Over charge Protection (过充保护) Symbol (符号) Content Criterion (详细内容) (标准) Over charge detection voltage 4.30±0.05V (过充电检测电压) Over charge detection delay time 50─270ms (过充电检测延迟时间) Over charge release voltage 4.15±0.05V (过充电解除电压) Over discharge detection voltage 2.40±0.1V (过放电检测电压) Over discharge detection delay time 5-25ms (过放电检测延迟时间) Over discharge release voltage 3.10±0.1V (过放电解除电压) Over current detection voltage 150±30mV (过电流检测电压) Over current detection current 3.0±1.5A (过电流保护电流) Detection delay time 5-26ms (检测延迟时间) Release condition Cut load (保护解除条件) (断开负载) Detection condition Exterior short circuit (保护条件) (外部电路短路) Detection delay time 5-50ms (检测延迟时间) Release condition Cut short circuit (保护解除条件) (断开短路电路) Main loop electrify resistance (主回路通态电阻) VC=4.2V,RDS≤70mΩ VDET1 tVDET1 VREL1 VDET2 Over discharge protection (过放保护) tVDET2 VREL2 VDET3 Over current protection (过流保护) IDP tVDET3 Short protection TSHORT (短路保护) Interior resistance (内阻) Current consumption (消耗电流) RDS IDD Current consume in normal operation 3.0μA Type 6.0μA Max (工作时电路内部消耗) Page 9 of 17

深 圳 市 言 九 电 子 科 技 有 限 公 司 YJ POWER GROUP LIMITED VER: A DATE:14.01.06 5.2 Parts list主要元件清单 Maker/RemarNO. Location 元件编号 Part name 元件名称 Specification Packtype Q’ty元件规格 封装形式 数量 k 厂商/备注 1 2 3 4 5 6 U1 U2 R1 R2 C1 PCB Battery protection IC Silicon MOSFET Resistance Resistance Capacitance Print circuit board DW01+ 8205A SMD 100Ω±5% SMD 1KΩ±5% SMD 0.1μF 16*3.5*0.6mm SOT-23-6 TSSOP-6 0603 0603 0603 ±0.15mm 1 1 1 1 1 1 A-3516 5.3 Application Circuit (线路板原理图 ) Page 10 of 17


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