产品概览
The LT1513CR#TRPBF from Analog Devices is a 500kHz current-mode SEPIC battery charger IC supporting multi-chemistry (Li-Ion, NiMH, Lead-Acid) charging from a 6V to 25V input in DDPAK-7 package.
主要规格
| 拓扑结构 | SEPIC battery charger |
| 开关频率 | 500 kHz |
| 输入电压范围 | 6 V to 25 V |
| Charge Current | Programmable (up to 1.2A) |
| Battery Chemistry | Li-Ion, NiMH, Lead-Acid |
| Switch Current Limit | 2A internal |
| Switch Voltage | 25V max |
| Accuracy | +/-1% voltage, +/-5% current |
| 包装 | DDPAK-7 (CR suffix) |
| 工作温度 | -40 to +125 C |
特点
- SEPIC topology allows VBAT higher or lower than VIN
- Multi-chemistry support with programmable voltage and current
- 500kHz switching frequency minimizes external component size
- 2A internal switch eliminates external MOSFET
- +/-1% charge voltage accuracy for Li-Ion safety
应用
- Single-cell Li-Ion battery charger from automotive input
- NiMH battery pack charger
- Lead-Acid battery maintenance charger
- Portable equipment docking station charger
- Solar panel battery charging system