-SAMSUNG SDI Confidential Proprietary – Spec. No. INR21700-40T Version No. 0.0 SPECIFICATION OF PRODUCT Lithium-ion rechargeable cell for power tools Model name : INR21700-40T December, 2017 Samsung SDI Co., Ltd.
-SAMSUNG SDI Confidential Proprietary – Spec. No. INR21700-40T Version No. 0.0 1.0. Scope This product specification has been prepared to specify the rechargeable lithium-ion cell ('cell') to be supplied to Customer by Samsung SDI Co., Ltd. 2.0. Description and model 2.1 Description lithium-ion rechargeable cell 2.2 Model name INR21700-40T 2.3 Site Manufactured in Korea 3.0. Nominal specifications (*1) Item 3.1 Standard discharge capacity 3.2 Rated discharge capacity Specification Min.
-SAMSUNG SDI Confidential Proprietary – Spec. No. INR21700-40T Version No. 0.0 Charge : 0 to 45℃ Discharge: -20 to 60℃ Charge : 0 to 50℃ *2 3.14 Operating temperature( ) (recommended recharge release < 45℃) Discharge: -20 to 80℃ (Surface) (must re-discharge release < 60℃) 1 year 0~25℃ 3.
-SAMSUNG SDI Confidential Proprietary – Spec. No. INR21700-40T Version No. 0.0 4.0 Outline dimensions See the attachment (Fig. 1) Max 21.22 Max 70.30 Unit : mm With tube Fig.1.
-SAMSUNG SDI Confidential Proprietary – Spec. No. INR21700-40T Version No. 0.0 5.0. Appearance There shall be no such defects as scratch, rust, discoloration, leakage which may adversely affect commercial value of the cell. 6.0. Standard test conditions 6.1 Environmental conditions Unless otherwise specified, all tests stated in this specification are conducted at temperature 23±3°and humidity under 65%. 6.
-SAMSUNG SDI Confidential Proprietary – Spec. No. INR21700-40T Version No. 0.0 7.4 Rated discharge capacity The rated discharge is the discharge capacity of the cell, which is measured with discharge current of 10A with 2.5V cut-off at 23℃ within 1hour after the rated charge. ≥ 3,900mAh Rated discharge capacity 7.5 Initial internal impedance Initial internal impedance measured at AC 1kHz after Rated charge Initial internal impedance ≤ 12mΩ 7.
-SAMSUNG SDI Confidential Proprietary – Spec. No. INR21700-40T Version No. 0.0 7.8 Charge rate capabilities Discharge capacity is measured with constant current 10A and 2.5V cut-off after the cell is charged with 4.2V as follows. Charge condition Current Standard 2.0A Rated 6A Cut-off 200mA 100mA Relative Capacity 100% 100% Note: Percentage index of the discharge at 23℃ at 10A (=3,900mAh) is 100%. 7.
-SAMSUNG SDI Confidential Proprietary – Spec. No. INR21700-40T Version No. 0.0 8.0. Mechanical Characteristics 8.1 Drop test Test method: Fully rated charged Cells drop onto the concrete floor from 1.0m height at a random direction 3 times. The cells or batteries are dropped so as to obtain impacts in random orientations. After the test, the sample shall be put on rest for a minimum of one hour and then a visual inspection shall be performed. Criteria: No fire, no explosion.
-SAMSUNG SDI Confidential Proprietary – Spec. No. INR21700-40T Version No. 0.0 9.3 Forced discharge test Test method: A discharged cell is subjected to a reverse charge at 1.0C (4.0A) for 90 min. Criteria: No fire, and no explosion. Forced discharge test shall be performed with the IEC62133 standard 9.4 Heating test Test method: To heat up the standard charged cell at heating rate 5℃ per minute up to 130℃ and keep the cell in oven for 30 min. Criteria: No fire, and no explosion.
-SAMSUNG SDI Confidential Proprietary – Spec. No. INR21700-40T Version No. 0.0 12.0. Packing See Fig.2, Package Drawing Fig. 2-1. Outer box package drawing. Fig. 2-2. Inner box package drawing.
-SAMSUNG SDI Confidential Proprietary – Spec. No. INR21700-40T Version No. 0.0 Fig. 2-3. Upper tray drawing. Fig. 2-4. Bottom tray drawing.
-SAMSUNG SDI Confidential Proprietary – Spec. No. INR21700-40T Version No. 0.0 Fig. 2-5.
-SAMSUNG SDI Confidential Proprietary – Spec. No. INR21700-40T Version No. 0.0 Proper use and handling of lithium ion cells See before using lithium-ion cell This document has been prepared to describe the appropriate cautions and prohibitions, which the customer should take or employ when the customer uses and handles the lithium ion cell to be manufactured and supplied by Samsung SDI Co., Ltd., in order to obtain optimum performance and safety. 1. Charging 1.
-SAMSUNG SDI Confidential Proprietary – Spec. No. INR21700-40T Version No. 0.0 2.3 Over-discharging 2.3.1 The system should be equipped with a device to prevent further discharging exceeding discharging cut-off voltage specified in the product specification. 2.3.2 Over-discharging may cause loss of performance, characteristics of battery function. 2.3.3 Over-discharging may occur by self-discharge if the battery is left for a very long time without any use. 2.3.
-SAMSUNG SDI Confidential Proprietary – Spec. No. INR21700-40T Version No. 0.0 5.2 Terminals handling 5.2.1 Excessive force on the negative terminal should be avoided when external strip terminal is welled. 5.3 Transportation 5.3.1 If the cell is necessary to be transported to such as the battery manufacturer, careful precautions should be taken to avoid damage of cell. 6. Others 6.1 Disassembly 6.1.1 The cell should not be dismantled from the battery pack. 6.1.
-SAMSUNG SDI Confidential Proprietary – Spec. No. INR21700-40T Version No. 0.0 6.7 Caution 6.7.1 The Battery used in this device may present a risk of fire or chemical burn if mistreated. 6.7.2 Do not disassemble, expose to heat above 100℃ or incinerate it. 6.7.3 Replace battery with Samsung SDI battery only. 6.7.4 Use of another battery may present a risk of fire or explosion. 6.7.5 Dispose of used battery promptly. 6.7.6 Keep away from children. 6.7.7 Do not disassemble and do not dispose of in fire.
-SAMSUNG SDI Confidential Proprietary – Spec. No. INR21700-40T Version No. 0.0 Pack Design Guideline for Lithium Ion Cells If a customer’s battery pack cannot meet Pack Design Guideline, SDI cannot take responsibility for a quality issue about a battery cell. 1. Electrical design 1.1 Charge 1.1.1 Stop charging the battery if charging isn't completed within the specified time. 1.1.2 The battery can be used within the following temperature ranges. Don't exceed these ranges.
-SAMSUNG SDI Confidential Proprietary – Spec. No. INR21700-40T Version No. 0.0 1.5 Safety Device Be sure adopting proper safe device such as PTC specified type or model in Cell Specification. If you intend to adopt different safety device which is not specified in Cell Specification, please contact Samsung SDI to investigate any potential safety problem. Be sure designing 2nd protective devices such as PTC & PCM at the same time to protect Cell just in case one protective device is fault. 2.
-SAMSUNG SDI Confidential Proprietary – Spec. No. INR21700-40T Version No. 0.0 2.6 Pack design 2.6.1 The current consumption of the battery pack should be under 10uA after shut down. 2.6.2 Cell voltage monitoring system. The system (charger or pack) should be equipped with a device to monitor each voltage of cell block to avoid cell imbalance which can cause damage to the cells. 2.6.3 The battery pack or system should have warning system such as over temperature, over voltage, over current, and so on.
-SAMSUNG SDI Confidential Proprietary – Spec. No. INR21700-40T Version No. 0.0 Handling precaution and prohibitions of lithium rechargeable cells and batteries Inaccurate handling of lithium ion and lithium ion batteries rechargeable battery may cause leakage, heat, smoke, an explosion, or fire. This could cause deterioration of performance or failure. Please be sure to follow instructions carefully. 1.
-SAMSUNG SDI Confidential Proprietary – Spec. No. INR21700-40T Version No. 0.0 2.3.7 Don't step on the battery and throw or drop the battery on the hard floor to avoid mechanical hock. 2.3.8 Don't disassemble the battery or modify the battery design including electric circuit. 2.3.9 Don't solder on the battery directly. 2.3.10 Don't use seriously scared or deformed battery. 2.3.11 Don't put the battery into a microwave oven, dryer ,or high-pressure container. 2.3.
-SAMSUNG SDI Confidential Proprietary – Spec. No. INR21700-40T Version No. 0.0 4.2.5 Before installing and removing the battery from application, be sure to read user's manual of the application. 4.2.6 Replace the battery when using time of battery becomes much shorter than usual. 4.2.7 Cover terminals with insulating tape before proper disposal. 4.2.
-SAMSUNG SDI Confidential Proprietary – Spec. No. INR21700-40T Version No. 0.0 Samsung SDI emergency contact information ■ Samsung SDI Co., Ltd (Headquarter) 150-20, Gongse-ro, Giheung-gu, Yongin-si, Gyunggi-do, Korea Tel: +82-31-8006-3100, Fax : +82-31-210-7887 ■ Samsung SDI Co., Ltd (Cheonan Factory, Production) 467, Beonyeong-ro, Seobuk-gu, Cheonan-si, Chungcheongnam-Do, Korea Tel: +82-41-560-3114, Fax : +82-41-550-3399 ■ Samsung SDI China Co.
