This document introduces the features and characteristics of the LT1510, a switching type constant-voltage, constant-current battery charger IC. The LT1510 offers high efficiency, wide input voltage range, constant current and voltage output with high accuracy, making it suitable for applications that require high efficiency and precise current and voltage control.
The document is a technical application note (AN68-1) detailing the design of the LT1510 switching regulator battery charger. It explains how to select components for constant voltage and current charging modes with high accuracy.
The text covers various rechargeable battery chemistries, including NiCd, NiMH, SLA, and Li-ion, providing a checklist for system designers and comparing their characteristics such as energy density and life cycles.
| Input Voltage Range | up to 28V |
|---|---|
| Efficiency | 90% range |
| Constant Current Accuracy | 5% |
| Maximum Charge Current | 1.5A |
In constant-current/constant-voltage mode, it charges Li-ion and SLA batteries; in constant-current only mode, it charges NiMH and NiCd batteries.
The LT1510 can operate over a large range of input voltages up to 28V.
The device supports a charge current of up to 1.5A.
In constant-current only mode, the LT1510 can charge nickel-metal-hydride and nickel-cadmium batteries.