TPS51221RTVT

固定频率， 99 ％占空比峰值电流模式笔记本系统功率控制器 Fixed Frequency, 99% Duty Cycle Peak Current Mode Notebook System Power Controller

PMIC - 稳压器 - 线性 切换式 输出 降压同步（1），线性（LDO）（2） 200kHz ~ 1MHz 32-WQFN（5x5）

立创商城:
TPS51221RTVT

德州仪器TI:
3-V to 28-V, synchronous dual-output peak current mode buck controller for notebook power

得捷:
IC REG TRPL BUCK/LNR SYNC 32WQFN

艾睿:
The best way to change DC voltage levels in your application is by using the synchronous buck /pwm dc to dc controller TPS51221RTVT DC voltage controller from Texas Instruments. Its output produces a current of 20Max A. With an output that has a voltage of 1 to 12 V, this is power management at its best. This DC voltage controller has 2 outputs. This DC voltage controller has an input voltage of 4.5 to 28 V. Its switching regulator has a frequency of 333 kHz. This product will be shipped in tape and reel packaging for quick mounting and safe delivery. This DC voltage controller has an operating temperature range of -40 °C to 85 °C.

安富利:
DC DC Cntrlr Dual-OUT Synchronous Buck Controller/PWM DC to DC Controller 4.5V to 28V Input 32-Pin WQFN EP T/R

Chip1Stop:
DC/DC Controller External Switch Fixed Frequency 99% Duty Cycle Peak Current Mode Notebook System Power Dual Controller DC DC Cntrlr Dual-OUT Synchronous Buck Controller/PWM DC to DC Controller 4.5V to 28V Input 32-Pin WQFN EP T/R

Verical:
DC DC Cntrlr Dual-OUT Synchronous Buck Controller/PWM DC to DC Controller 4.5V to 28V Input 32-Pin WQFN EP T/R

ICbanQ:
Texas Instruments Switching Controllers Fixed Freq Notebook Sys Pwr Dual Cntrlr