4.5V~18V输入，2.5A同步降压变换器

HT7712/3xx是通用18V 2A/3A降压DCDC\n\n后两位xx代表封装不同：\n\nHT771219：\n\nSOT23-6 WB封装，电流能力2.5A\n\nHT771229，HT771329：\n\nSOT563 FC封装，电流能力分为2A和3A\n\nHT771339（待产出）：\n\nSOT23-6 FC封装，电流能力3A • 2A降压，内置100mΩ和60mΩ功率管\n• 于快速瞬态响应，外部元器件少\n• 输入电压范围：4.5V~18V\n• 输出电压范围：0.6V~9V\n• 脉冲跳跃模式使得轻载下高效率\n• 850kHz开关频率\n• 关断电流<=2uA (典型值)\n• 软起动，输出预先有电压时有启动延迟\n• 逐周期过流检测限制\n• 打嗝模式过流关断\n• 欠压保护、过热关断保护，不锁定可自动恢复\n• 具有使能pin\n• 无铅封装，SOT563, SOT23-6;

Heroic

禾润

Wireless LAN Baseband Controller

DESCRIPTION The MSM7712 is the first release in a series of wireless LAN baseband controllers, designated .XI (a suffix of the IEEE P802.11 protocol). The MSM7712 integrates the baseband physical layer and the lower MAC layers into a single IC that supports specific draft standards of the P802.11

文件：157.26 Kbytes 页数：20 Pages

OKIOki Electric Cable Co.,Ltd

冲电线日本冲电线株式会社

Sound effects DSP

GENERAL DESCRIPTION The SAA7712H provides for digital signal processing power in TV systems and home theatre systems. A DSP core is equipped with digital inputs and outputs, a 5-band parametric equalizer accelerator, a digital co-processor interface and a delay line memory. This architecture ac

文件：178.96 Kbytes 页数：44 Pages

PHI

PHI

SUPPLY VOLTAGE SUPERVISORS

DESCRIPTION The TL7700A series are monolithic supply voltage supervisor IC’s specifically designed for use as reset controllers in microcomputer and microprocessor systems. ■ POWER-ON RESET GENERATOR ■ AUTOMATIC RESET GENERATION AFTER VOLTAGE DROP ■ WIDE SUPPLY VOLTAGE RANGE 3V TO 18V ■

文件：67.28 Kbytes 页数：7 Pages

STMICROELECTRONICS

意法半导体