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Description
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400mAh Lithium Ion Polymer Battery
TS-BL04M is a 400mAh Lithium Ion Polymer
rechargeable battery.
Outline
MAIN SPECIFICATIONS
• Type: Rechargeable lithium ion battery
• Nominal output voltage: 3.75 V DC
• Nominal capacity: 400mAh
• Charging/discharging count: Approx. 300 cycles
(Variable depending on the operating conditions)
• Ambient temperatures:
0℃ to 40℃ (32℉ to 104℉) for recharging,
-10℃ to 60℃ (14℉ to 140℉) for operation,
-20℃ to 30℃ (-4℉ to 86℉) for storage.
• Dimensions: Approx. 52.2 (W) x 20.7 (D) x 4.7 (H) mm.
• Weight: Approx. 10.9 g
Dimensions
Side Millimeters Inches
A 52.20 ± 2.00 2.06± 0.08
Transcend Information Inc.
B 20.70 ± 2.00 0.81 ± 0.08
C 4.70 ± 2.00 0.19 ± 0.08
D 25.00 ± 2.00 1.00 ± 0.08
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Block Diagram
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400mAh Lithium Ion Polymer Battery
VCC
Protect
VSS
Battery Connector
Pinouts Pin Identification
Pin No. Pin Name
01 VCC
02 VSS
Circuit
Module
VCCBatt
VSSBatt
Symbol Function
VSS
VCC
Rechargeable
Lithium-ion
Polymer Battery
Ground
Power input
Transcend Information Inc.
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Electrical Characteristics
Absolute Maximum Ratings
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Nominal Capacity 400mAh Discharge:0.2C,cut off voltage:2.75V
Minimum Capacity 380mAh Discharge:0.2C,cut off voltage:2.75V
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PARAMETER Rating Note
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400mAh Lithium Ion Polymer Battery
Cut Off Voltage 2.75V
Nominal Voltage 3.7V
Standard 0.2CmA
Charge Current
Rapid 1.0CmA
Charge Voltage 4.2V
Maximum Charge Voltage 4.25V
Standard Approx. 6h
Charge Time
Rapid Approx. 1.5h Charge Current: 400mA
Maximum Charge Current 1.0CmA
Maximum Discharge Current 1.5CmA
Operating Temperature and
Humidity Range
Storage Temperature -10~45ºC
Charge 0~45ºC, 85%RH. Max.
Discharge -10~60ºC, 85%RH. Max.
Charge Current: 80mA
Recommended Storage Temperature 20ºC
Above technical information is based on industry standard data and tested to be reliable. However, Transcend makes
no warranty, either expressed or implied, as to its accuracy and assumes no liability in connection with the use of this
product. Transcend reserves the right to make changes in specifications at any time without prior notice.
Transcend Information Inc.
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