Texas Instruments UCC Series Switching Controllers are available at Mouser Electronics. Mouser offers inventory, pricing, & datasheets for Texas. Texas Instruments UCC Switching Controllers are available at Mouser Electronics. Mouser offers inventory, pricing, & datasheets for Texas Instruments . Texas Instruments UCC PMIC – AC DC Converters, Offline Switchers parts available at DigiKey.
|Published (Last):||16 December 2016|
|PDF File Size:||2.74 Mb|
|ePub File Size:||3.95 Mb|
|Price:||Free* [*Free Regsitration Required]|
Two logic inputs allow four output modes: Output voltage regulati Doc. Using the UCC to control the basic boost converter building block, the V outputs are generated using a coupled inductor and a flying capacitor.
The HV converts a low voltage DC input to a high voltage. Power Management Ics 2 A step-down switching regulator demonstration board based on the L Accepting a wide input voltage range of up to 60 V HV cuc3804 and available in fixed output voltages of 3.
The application performs three functions: Details, datasheet, quote on part number: It is the low noise version of the HV with improved EMI performance, operating over an input voltage range of 3. VCC Voltage Note 2. Using an op amp to amplify the current-sense signal can reduce cost and improve noise performance and efficiency. It covers practical circuit design considerations, such as slope compensation, gate drive circuitry, external control functions, synchronization, and paralleli Doc.
The minimum input voltage is 1. All currents are positive into the specified terminal.
UCC Datasheet(PDF) – Texas Instruments
Consult Unitrode databook for information regarding thermal specifications and limitations of packages. This report reviews the advantages of using an op amp cir Doc. All voltages are with respect to GND. A circuit schematic and a list of materials are included.
UCC datasheet – Low-power Bicmos Current-mode PWM
One significant drawback Doc. The is a semiconductor IC to drive a stepper motor by the bipolar method. Values beyond which damage may occur. The TL and TLHV greatly simplify the design of switching power supplies by conveniently providing all the active functions needed for a step-down buck switching regulator in an integrated circuit. The dot correction adjusts the brightness variations between LEDs.
The ucx3804 revolving speed can be set arbitrarily by controlling the voltage applied to the motor. Since these devices have traditionally used relatively high-voltage 35V bipolar processes, powering was not a Doc. Absolute maximum of 12V applies when VCC is driven from a low impedance source such that ICC does not exceed 30mA which includes gate drive current requirement.
Each channel is individually adjustable with pulse-width modulated PWM steps and 64 constant current sink steps for dot correction. Precision Positive Linear Voltage Regulation 0.
In normal operation VCC is powered through a current limiting resistor. It is designed to drive EL lamps of up to 1.