PLL-charge pump
Maxim > App Notes > BATTERY MANAGEMENT POWER-SUPPLY CIRCUITS Keywords: Charge Pumps Shine in Portable Designs Mar 15, 2001 APPLICATION NOTE 669 Charge Pumps Shine in Portable Designs New-generation ICs have combined with passive-component improvements to make charge-pump voltage conversion a favored ...
Maxim > Design Support > Technical Documents > Application Notes > Power-Supply Circuits > APP 3534 Keywords: charge pumps, switched-capacitor voltage converters, voltage inverters APPLICATION NOTE 3534 Charge Pump Converts -5V to +5V Jun 08, 2005 Abstract: For applications requiring output ...
This application note covers the following methods: Square Pulse Method The square pulse method applies a fixed-shaped pulse to the gate. The base of the pulse is stepped from well below gate threshold to well above. At each step, the substrate leakage current is monitored. The flat part of...
Charge Pump Doubles Negative VoltageNote, Application
Data Sheet Charge Pump, 7-Channel Smart LED Driver with I2C Interface ADP8860 FEATURES Charge pump with automatic gain selection of 1×, 1.5×, and 2× for maximum efficiency Up to two built-in comparator inputs with programmable modes for ambient light sensing Outdoor, office, and dark ...
(Note 1) PARAMETER CONDITIONS MIN TYP MAX UNITS Derating-Function Start Temperature +60 °C Derating-Function Slope From derating-function start temperature -2.5 %/°C LED_ RDSON Not utilizing the charge pump Utilizing the charge pump 3 Ω 4 LED_ Dropout 24mA setting (Note 3) Not utilizing...
the charge pump can provide superior performance in applications that process low-level signals or require low-noise operation. In some cases, the charge pump now allows voltage conversion in applications for which the only feasible solution had been a linear regulator. Note that these advantages do...
In some cases, the charge pump now allows voltage conversion in applications for which the only feasible solution had been a linear regulator. Note that these advantages don't apply to all charge pumps. When compared with inductor-based circuits, some disadvantages become apparent as well. The ...
www.ti.com Technical Article Pump It up with Charge Pumps – Part 4 To conclude this short series on charge pumps, I'd like to give you a few circuit ideas, to get you thinking about a basic charge-pump circuit as a building block adaptable to a wide range of applications. If your ...