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bq2461x是一款高度集成的鋰離子或鋰聚合物開關模式電池充電控制器。該器件提供恒定頻率同步開關PWM控制器,具有高精度充電電流和電壓調節,充電預處理,終端,適配器電流調節和充電狀態監控。
bq2461x分三個階段為電池充電:預充電,恒定電流和恒定電壓。
當電流達到用戶可選的最低電平時,充電終止。可編程充電定時器提供安全備份。如果電池電壓低于內部閾值,bq2461x會自動重啟充電周期,當輸入電壓低于電池電壓時,bq2461x會進入低靜態電流休眠模式。
所有其他商標均為其各自所有者的財產
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Number of Series Cells |
Function |
Cell Chemistry |
Battery Charge Voltage (Min) (V) |
Battery Charge Voltage (Max) (V) |
Features |
Charge Current (Max) (A) |
Control Interface |
Control Topology |
Rating |
Operating Temperature Range (C) |
Pin/Package |
Operating Vin (Min) (V) |
Operating Vin (Max) (V) |
Absolute Vin (safety rating) (Max) ((V)) |
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BQ24610 | BQ24600 | BQ24616 | BQ24617 | BQ24618 | BQ24620 | BQ24630 | BQ24640 |
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1 2 3 4 5 6 ? ? | 1 2 3 4 5 6 ? ? | 1 2 3 4 5 6 ? ? | 1 2 3 4 5 ? ? | 1 2 3 4 5 6 ? ? | 1 2 3 4 5 6 7 ? ? | 1 2 3 4 5 6 7 ? ? | 1 2 3 4 5 6 7 8 ? ? |
Charger ? ? | Charger ? ? | Charger ? ? | Charger ? ? | Charger ? ? | Charger ? ? | Charger ? ? | Charger ? ? |
Li-Ion/Li-Polymer ? ? | Li-Ion/Li-Polymer ? ? | Li-Ion/Li-Polymer ? ? | Li-Ion/Li-Polymer ? ? | Li-Ion/Li-Polymer ? ? | Lithium phosphate ? ? | Lithium phosphate ? ? | SuperCap ? ? |
2.1 ? ? | 2.1 ? ? | 2.1 ? ? | 2.1 ? ? | 2.1 ? ? | 1.8 ? ? | 1.8 ? ? | 2.1 ? ? |
26 ? ? | 26 ? ? | 26 ? ? | 22 ? ? | 26 ? ? | 26 ? ? | 26 ? ? | 26 ? ? |
Power Path Standard BAT Temp Monitoring ? ? | Power Path Temp Monitoring (Thermistor Pin) ? ? | JEITA BAT Temp Monitoring (Thermistor Pin) Power Path ? ? | Power Path Standard BAT Temp Monitoring ? ? | Power Path Standard BAT Temp Monitoring ? ? | Temp Monitoring (Thermistor Pin) ? ? | Temp Monitoring (Thermistor Pin) ? ? | Temp Monitoring (Thermistor Pin) ? ? |
20 ? ? | 10 ? ? | 20 ? ? | 20 ? ? | 10 ? ? | 20 ? ? | 20 ? ? | 20 ? ? |
Standalone (RC-Settable) ? ? | Standalone (RC-Settable) ? ? | Standalone (RC-Settable) ? ? | Standalone (RC-Settable) ? ? | Standalone (RC-Settable) ? ? | Standalone (RC-Settable) ? ? | Standalone (RC-Settable) ? ? | Standalone (RC-Settable) ? ? |
Switch-Mode Buck ? ? | Switch-Mode Buck ? ? | Switch-Mode Buck ? ? | Switch-Mode Buck ? ? | Switch-Mode Buck ? ? | Switch-Mode Buck ? ? | Switch-Mode Buck ? ? | Switch-Mode Buck ? ? |
Catalog ? ? | Catalog ? ? | Catalog ? ? | Catalog ? ? | Catalog ? ? | Catalog ? ? | Catalog ? ? | Catalog ? ? |
-40 to 85 ? ? | -40 to 85 ? ? | -40 to 85 ? ? | -40 to 85 ? ? | -40 to 85 ? ? | -40 to 85 ? ? | -40 to 85 ? ? | -40 to 85 ? ? |
24VQFN ? ? | 16VQFN ? ? | 24VQFN ? ? | 24VQFN ? ? | 24VQFN ? ? | 16VQFN ? ? | 24VQFN ? ? | 16VQFN ? ? |
5 ? ? | 5 ? ? | 5 ? ? | 5 ? ? | 4.7 ? ? | 5 ? ? | 5 ? ? | 5 ? ? |
28 ? ? | 28 ? ? | 28 ? ? | 24 ? ? | 28 ? ? | 28 ? ? | 28 ? ? | 28 ? ? |
33 ? ? | 33 ? ? | 33 ? ? | 33 ? ? | 33 ? ? | 33 ? ? | 33 ? ? | 33 ? ? |