R5650 Series
3-Cell to 5-Cell Li-ion Battery Protection IC with Thermal Protection
R5650 Series
3-Cell to 5-Cell Li-ion Battery Protection IC with Thermal Protection
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Description
The R5650 is an overcharge and discharge protection IC for 3- to 5- series cell Li-ion / Li-polymer rechargeable battery pack, further includes a short-circuit and protection circuits for charge / discharge overcurrent. The R5650 supports 3 to 5 cells connected in series, forcing a certain voltage on SEL1 and SEL2 pins can select any number of cells.
Spec
| Operating Input Voltage | 4.0 V to 25.0 V (Absolute Maximum Rating 30 V) | ||
| Number of Cells | 3,4,5 | ||
| Supply Current | Typ. 12.0 µA | ||
| Standby Current | Typ. 5.0 µA | ||
| Overcharge Detection Voltage | 3.6 V to 4.5 V (0.005 V Steps) | ||
| Overcharge Detection Voltage Accuracy | ±25 mV | ||
| Overcharge Detection Delay Time | 1.0 s | ||
| Overcharge Restoration Voltage | VDET1 -0.4 V to VDET1 -0.1 V (0.05 V Steps) | ||
| Overdischarge Detection Voltage | 2.0 V to 3.2 V (0.005 V Steps) | ||
| Overdischarge Detection Voltage Accuracy | ±50 mV | ||
| Overdischarge Detection Delay Time | Adjustable with an external capacitor | ||
| Discharge Overcurrent Detection Voltage | VDET3-1: 0.03 V to 0.10 V (0.01 V Steps) VDET3-2: 2 X VDET3-1, 2.5 X VDET3-1, 3 X VDET3-1 |
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| Discharge Overcurrent Detection Voltage Accuracy | VDET3-1: ±5 mV (0.03 V to 0.05 V), ±10% (0.05 V to 0.10 V) VDET3-2: ±12.5 mV (0.06 V to 0.10 V), ±12.5% (0.10 V to 0.30 V) |
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| Discharge Overcurrent Detection Delay Time | Adjustable with an external capacitor | ||
| Charge Overcurrent Detection Voltage | -0.050 V to -0.015 V (0.005 V Steps) | ||
| Charge Overcurrent Detection Voltage Accuracy | ±20% (-0.050 V to -0.030 V) ±5 mV (-0.025 V to -0.015 V) or Disable |
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| Charge Overcurrent Detection Delay Time | R5650TxxxAx: 256 ms R5650TxxxBx: 8 ms |
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| Short Detection Voltage | 0.1 V to 0.6 V (0.02 V Steps) | ||
| Short Detection Delay Time | 500 µs | ||
| Conditions for Overcharge Restoration | Voltage Release | ||
| Conditions for Overdischarge Restoration | Voltage Release | ||
| Package | TSSOP-20 | ||
| 0 V Charge | Available / Unavailable | ||
Protections / Functions
| Temperature Protection | Reset | Alarm | Cell Balance | Cascadable | Open Wire Detection | Wakeup | Short-circuit Current Detection | Delay Time Shortening |
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Functional Description
| Temperature Protection | Temperature Protection |
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| Reset | Reset Function |
| Alarm | Alarm Function |
| Cell Balance | Cell Balance Function |
| Cascadable | Cascade Connect Function |
| Open Wire Detection | Open Wire Detect Function |
| Wakeup | Wakeup Function |
| Short-circuit Current Detection | Short-circuit Current Protection |
| Delay Time Shorting | Output Delay Time Short Function |
For more details, please refer to "Protecting Li-ion Batteries: Functions and Advantages".
Technical Documents
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Typical Application: 5-cell Protection Battery Charger
Quality & Packages
- Refer to the datasheets for the details on the product.
- The package file or the datasheet includes package dimensions, taping specifications, taping reels dimensions, power dissipations, and recommended land pattern.
FAQ
Buy / Contact
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Purchase, Request for samples and documentsSales are made through distributors. Please contact your local distributors for any sales-related inquiry such as price.
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Available from 1 piece!Our electronic device products are available through our authorized online distributors.
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Technical Support
R5650 Series