FM5088A SOP-8 lithium battery protection SMD IC
The FM5088A, manufactured by Shenzhen Fuman Electronics Co., Ltd., is a highly integrated lithium battery protection integrated circuit (IC) designed for single-cell lithium-ion or lithium-polymer battery applications. This IC incorporates advanced power MOSFETs, high-precision voltage detection circuits, and delay circuits to provide comprehensive protection against overcharge, overdischarge, overcurrent, and short circuit conditions. Housed in a compact SOP-8 package, the FM5088A is ideal for space-constrained designs in portable electronics and battery-powered devices, such as smartphones, tablets, power tools, and energy storage systems.
Features:
- Internally integrated advanced power MOSFET equivalent to about 16mΩ;
- 2-stage discharge overcurrent protection: over-discharge current 1, load short-circuit current;
- Charge overcurrent protection
- With 0V charging function
- Delay time is set internally
- High-precision voltage detection;
- Low quiescent current consumption: normal operating current3.0uA
- useSOP-8Packaging type: plastic packaging.
Specifications:
|
Parameter |
Value |
|---|---|
|
Supply Voltage (VDD) |
1.5V to 10V |
|
Overcharge Detection Voltage |
4.275V ± 0.025V |
|
Overcharge Release Voltage |
4.075V ± 0.05V |
|
Overdischarge Detection Voltage |
2.425V ± 0.075V |
|
Overdischarge Release Voltage |
2.825V ± 0.05V |
|
Overcurrent Detection Voltage |
0.15V ± 0.03V |
|
Short Circuit Detection Voltage |
1.36V ± 0.39V at VDD=3.6V |
|
Operating Current |
3.0µA typ at VDD=3.7V |
|
MOSFET On-Resistance |
16mΩ typ at VGS=3.7V, ID=1.0A |
|
Datasheet |
FM5088A |
Pin Configuration & Foot Print:
Applications:
- Lithium-ion battery packs for portable devices.
- Smartphones and tablets.
- Power tools.
- Electric vehicles.
- Energy storage systems.



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