TOLL TMI3252SH
The TMI3252SH is a high efficiency 1MHz, Constant-on-Time (COT) control mode synchronous step-down DC-DC converter capable of delivering up to 2A current. It adopts the COT architecture to achieve fast transient responses for high voltage step down applications. The TMI3252SH requires a minimum number of readily available standard external components and is available in a 6-pin SOT23-6 ROHS compliant package.| Part No. | TMI3252SH |
|---|---|
| Datasheet | TMI3252SH Download |
| Manufacturer |  TOLL |
| Description | 1MHz 18V 2A Synchronous COT Step-Down Converter |
| Buy | Stock & Price |
FEATURES
● 140mΩ/70mΩ Low RDS(ON) internal FETs● High Efficiency Synchronous-Mode Operation
● Wide Input Range: 4.5V to 18V
● Output Voltage from 0.6V
● 1MHz Switch Frequency
● Up to 2A Output Current
● COT control to achieve fast transient responses
● Power Save Mode at Light Load
● Integrated internal compensation
● Stable with Low ESR Ceramic Output Capacitors
● Over Current Protection with Hiccup Mode
● Thermal Shutdown
● Inrush Current Limit and Soft Start
● Build in Input Over Voltage Protection
● Available in SOT23-6 Package
DESCRIPTION
TMI3252SH integrates main switch and synchronous switch with very low RDS(ON) to minimize the conduction loss. Low output voltage ripple and small external inductor and capacitor size are achieved with 1MHz switching frequency. Application● Digital Set Top Boxes
● Flat Panel Television and Monitors
● Notebook computer
● Wireless and DSL Modems Typical Application C4 0.1µF CIN1 22µF CIN2 100nF BS VIN LX R3 100kΩ EN FB GND L 2.2µH R1 39kΩ Cfb 20p...
