深圳市东诚信电子科技有限公司专业做台湾合泰HOLTEK,欣美SIISEMI及日本SEIKO电源管理IC,LCD液晶驱动芯片,单片机时钟IC,产品型号有：
1、低压差稳压器：
30MA低功耗稳压芯片:HT7130, HT7133, HT7136, HT7144, HT7150
100mA低功耗稳压芯片:HT7530, HT7533, HT7536, HT7550
300MA低功耗稳压芯片:HT7325, HT7325, HT7327, HT7333, HT7350
升压DC-DC芯片:HT7730, HT7733, HT7750
精工系列：S812C50, S812C45, S812C40, S812C37, S812C33
2、电压监测器：HT7022, HT7027, HT7033, HT7050, S80845, S80840
3、HOLTEK合泰MCU单片机:HT46R47, HT46R22, HT48R05, HT48R30, HT49R50, HT49R30, HT46R52
4、时钟芯片:HT1380，HT1381，PCF8563
5、编解码芯片:HT9200A, HT9170, HT6221, HT6222
6、LCD驱动:HT1620, HT1621, HT1622, HT16220, HT1623