> 1 | Introduction

> This Application Note1 provides technical assistance in integrating rechargeable Lithium Ion and Lithium Polymer batteries into host applications based on the following Siemens GSM modules:

> • | MC75, MC75i

> • | TC63, TC63i

> • | TC65, TC65i

> • | AC75, AC75i

> • | AC65

> • | XT65

> • | XT75

> The document describes the requirements for batteries and chargers, discusses appropriate charging circuits and explains operational issues typical of battery powered GSM/GPRS applications.

> 1
> The document is effective only if listed in the appropriate Release Notes as part of the technical documentation delivered with your Siemens wireless product.