Charge pump
Overstress-Free Charge Pump White LED Driver
... LED. Charge pump, a switched capacitor DC-DC converter will provide the needed current as well as the voltage for the white LEDs ...Regulated Charge Pump for a White LED Driver ...the ...
6
PWM Contol of High Gain Sepic Boost Converter With Coupled Inductor and Charge Pump Capacitor
... The simulation of high gain converter with coupled inductor and charge pump capacitor has been carried out. An input voltage of 12V and switching frequency of 60 kHz is chosen and an output of 130V is ...
7
Charge pump design in 130 nm SiGe BiCMOS technology for low-noise fractional-N PLLs
... Fractional-N phase-locked loops (PLL) are widely used in radio frequency (RF) and high-speed digital applications. As opposed to integer-N architecture they avoid the trade-off be- tween low phase noise and fine ...
7
Analysis of a Third Order Charge Pump Phase Locked Loops used for Wireless Sensor Transceiver
... CMOS Charge Pump-Phase Frequency Detector Circuit for PLLs Applications, International Multi-Conference on Systems, Signals & Devices (SSD) Hammamet, Tunisia, March 18-21, ...
6
High Efficiency Charge Pump Based DC-DC Converter for Wide Input/Output Range Applications.
... lifetime. Charge pump regulators are considered as an ideal solution in low power portable applications for their compact sizes and low ...traditional charge pumps are not very efficient for battery ...
161
Design of Charge Pump for PLL with Reduction In Current Mismatch and Variation Having Improved Voltage Swing
... CP is only analog block in PLL architecture; hence design of charge pump has important part in PLL performance. This paper proposed a CP in Fig 5 with current compensation circuit and mismatch cancellation ...
5
Inevitability of Phase-locking in a Charge Pump Phase Lock Loop using Deductive Verification
... a charge pump (CP) phase lock loop (PLL) is said to be inevitable if all possible states of the CP PLL eventually converge to the equilibrium, where the input and output phases are in lock and the node ...
7
Design Analysis of Charge Pump Phase Locked Loop with Analogy Lock Signal Generator
... Finally, the Fig. 12 shows the overall output of PLL circuit and the lock signal generator. First two graph of the figure below shows the Reference Signal (D, V) and Feedback signal (DCLK) from VCO. These two signals ...
12
A 3 4 GHz fast locking PLL using transmission gate charge pump in 0 18m CMOS for HDMI applications
... [5] Ramanjaneyulu Ningampalli, Satyanarayana Donti and Satyaprasad Kodati. 2015. Design of PFD, CP and FD circuits for 3.4 GHz PLL using 0.18µm CMOS Technology. International Journal of Applied Engineering Research ...
15
Techniques for automatic on chip closed loop transfer function monitoring for embedded charge pump phase locked loops
... Charge Pump Phase locked loops are used in a variety of applications, including on chip clock synthesis, symbol timing recovery for serial data streams, and generation of frequency agile high frequency ...
6
Simulation of Closed Loop Control of High Voltage Gain Converter Based on Modified Dickson Charge Pump Voltage Multiplier
... The dc power supply is used in many industries and domestics applications. The non-linear load causes abnormal conditions such as voltage imbalance, sudden actuation,high ripple current and large harmonic currents. ...
7
A Charge Pump Architecture with High Power-Efficiency and Low Output Ripple Noise in 0.5 μm CMOS Process Technology
... discrete charge pump ICs available in the market offer conversion efficiency ranging from 80% to ...the charge pump architecture should be close to ...integrated charge pump ...
94
Grid-Tied Pv System With Fuzzy Based Single-Phase Transformerless Inverter With Charge Pump Circuit Concept
... on charge pump circuit concept, which eliminates the leakage current of the grid-connected PV systems using a unipolar sinusoidal pulse width modulation (SPWM) ...
10
LED Drivers for LCD Backlights Backlight LED Drivers for Small LCD Panels (Charge Pump Type)
... This LSI is a 4 white LED driver for small LCD backlight. At the charge pump type, the number of external devices is minimized. 2) The LED current can be controlled via an external res[r] ...
13
Investigations for minimum invasion digital only built in ‘ramp’ based test techniques for charge pump PLLs
... the charge pump switch control inputs ...operation charge is stored on their associated capacitances and subsequently discharged to the loop filter ...to charge injection; additionally errors ...
8
Verifying inevitability of phase-locking in a charge pump phase lock loop using sum of squares programming
... a charge pump (CP) phase lock loop (PLL) is said to be inevitable if all possible states of the CP PLL eventually converge to the equilibrium where the input and output phases are in ...
7
Single Phase Transformer Less Inverter Using Fuzzy control with Charge Pump Circuit Concept for Grid Tied PV Applications
... Abstract: This paper proposes a implementation of a single phase transformer less photovoltaic inverter for grid connect PV system. We are developing new topology to eliminate the leakage current in which concept of ...
16
Non-linear behaviour of charge-pump phase-locked loops
... In this work the non-linear behaviour of a charge-pump phase-locked loop was characterized and modelled. The fo- cus was pointed upon the digital phase and frequency detec- tor, i. e. the switching ...
6
Energy Efficient and High Speed Charge-Pump Phase Locked Loop
... The UP and DOWN output signals of conventional phase/frequency detector may contain the periodical step and pulse functions which are undesirable. There is a chance for the UP and DOWN signals to go high at the same ...
7
Full-Custom Design Fractional Step-Down Charge Pump DC-DC Converter with Digital Control Implemented in 90nm CMOS Technology
... fractional charge pump DC-DC converter wherein is steady at ...of charge in the flying capacitors will be delivered progressively to the output capacitor as required by the ...
6