ISL78020

• Current mode boost regulator电流模式升压稳压器
  • Fast transient response快速瞬态响应
  • 1% accurate output voltage输出电压精度为1％
  • 18V/3A integrated FET 18V/3A集成的FET
  • >90% efficiency “90％的效率
• 2.6V to 5.5VV _IN supply _在供应2.6V至5.5VV
• 2 LDO controllers for V _ON and V _OFF 2的LDO控制器和V _V在_关
  • 2% output regulation 2％的输出调节
  • V _ON -slice circuit _V在片电路
• High speed amplifiers高速放大器
  • 150mA short-circuit output current 150mA的短路输出电流
  • 12V/μs slew rate 12V/μs摆率
  • 12MHz -3dB bandwidth 12MHz的- 3dB带宽
  • Rail-to-rail inputs and outputs轨到轨输入和输出
• Built-in power sequencing内置电源排序
• Internal soft-start内部软启动
• Multiple overload protection多重过载保护
• Thermal shutdown热关断
• 32 Ld 7x7 TQFP package 32 Ld为7x7 TQFP封装
• Pb-free (RoHS compliant)无铅（符合RoHS）

The ISL78020 and ISL78022 integrate a high performance boost regulator with 2 LDO controllers for V _ON and V _OFF , a V _ON -slice circuit with adjustable delay and either one (ISL78020) or five (ISL78022) amplifiers for V _COM and V _GAMMA applications. ISL78020和ISL78022的集成和V _伽马应用提供高性能升压调节器_的COM 2的LDO控制器和V _V在_关 ，一_V在片可调延迟电路的任何一个（ISL78020）V或五（ISL78022）放大器的。

The boost converter in the ISL78020 and ISL78022 is a current mode PWM type integrating an 18V N-Channel MOSFET.在ISL78020和ISL78022升压转换器是一款电流模式PWM型整合一个18V N沟道MOSFET。 Operating at 1.2MHz, this boost converter can operate in either P-Mode for superior transient response, or in PI-Mode for tighter output regulation.在1.2MHz的工作，这升压转换器可以操作的P -模式优越的瞬态响应，或更严格的输出调节的PI -模式。

Using external low-cost transistors, the LDO controllers provide tight regulation for V _ON , V _OFF , as well as providing start-up sequence control and fault protection.使用外部低成本晶体管时，LDO控制器提供紧凑的V _有关监管，五_关 ，以及提供启动顺序控制和故障保护。

The amplifiers are ideal for V _COM and V _GAMMA applications, with 150mA peak output current drive, 12MHz bandwidth, and 12V/μs slew rate.这些放大器_的COM应用的理想选择为V和_Vγ，与峰值输出电流驱动一百五十○毫安，12MHz的带宽和12V/μs摆率。 All inputs and outputs are rail-to-rail.所有输入和输出轨到轨。

Available in a 32 Ld TQFP (7mmx7mm) Pb-free package, the ISL78020, ISL78022 are specified for operation over a -40°C to +105°C temperature range.采用32 Ld为TQFP封装（7mmx7mm）无铅封装，ISL78020，ISL78022被指定为-40 ° C至+105 ° C温度范围内工作。