High-Efficiency PWM, Step-Down P-Channel DC-DC Controller

General Description The MAX747 high-efficiency, high-current, step-down controller drives external P-channel FETs. It provides 90 to 95 efficiency from a 6V supply with load currents ranging from 50mA up to 2.5A. It uses a pulse-width-modulating (PWM) current-mode control scheme to provide precis

文件：136.37 Kbytes 页数：12 Pages

MAXIM

美信

DUAL GENERAL-PURPOSE OPERATIONAL AMPLIFIERS

文件：112.69 Kbytes 页数：8 Pages

TI

德州仪器

DUAL GENERAL-PURPOSE OPERATIONAL AMPLIFIERS

文件：112.69 Kbytes 页数：8 Pages

TI

德州仪器

0.7 inch ( 17.22mm ) 5X7 DOT MATRIX LED DISPLAY

DESCRIPTION The UVP-747/757 is 0.7 inch (17.22mm) height 5X7 dot matrix display. Single color display have the choices of three bright colors-AlGaAs red/green/yellow. All device have gray face and white dot. The AlGaAs red LED chip are made from AlGaAs on a non-transparent GaAs substrate. The

文件：86.36 Kbytes 页数：5 Pages

UOT

东贝光电