TPS65023: 6-channel Power Mgmt IC with 3DC/DCs, 3 LDOs, I2C Interface and DVS, Optimized for DaVinci DSPs
Product Information
Features
200-mA RF Low-Dropout Regulator With Enable
Available in Fixed Voltages from 1.8V to 3.3V and Adjustable (1.22V to 5.5V)
High PSRR (68dB at 1kHz)
Ultralow-Noise (23µVRMS, TPS73018)
Fast Start-Up Time (50µs)
Stable With a 2.2µF CeramicCapacitor
Excellent Load/Line Transient Response
Very Low Dropout Voltage (120mV at 200mA)
5- and 6-Pin SOT23 (DBV), and Wafer Chip Scale (YZQ) Packages
APPLICATIONS
RF: VCOs, Receivers, ADCs
Audio
Cellular and Cordless Telephones
Bluetooth®, Wireless LAN
Handheld Organizers, PDAs
NanoStar is a trademark of Texas Instruments. Bluetooth is a registered trademark of Bluetooth Sig, Inc. All other trademarks are the property of their respective owners.
Description
The TPS730xx family of low-dropout (LDO) low-power linear voltage regulators features high power-supply rejection ratio (PSRR), ultralow-noise, fast start-up, and excellent line and load transient responses a small SOT23 package. NanoStar™ packaging gives an ultrasmall footprint as well as an ultralow profile and package weight, making it ideal for portable applications such as handsets and PDAs. Each device in the family is stable, with a small 2.2µF ceramic capacitor on the output. The TPS730xx family uses an advanced, proprietary BiCMOS fabrication process to yield low dropout voltages (e.g., 120mV at 200mA, TPS73030). Each device achieves fast start-up times (approximately 50µs with a 0.001µF bypass capacitor) while consuming low quiescent current (170µA typical). Moreover, when the device is placed in standby mode, the supply current is reduced to less than 1µA. The TPS73018 exhibits approximately 23µVRMS of output voltage noise at 2.8V output with a 0.01µF bypass capacitor. Applications with analog components that are noise-sensitive, such as portable RF electronics, benefit from the high PSRR and low-noise features as well as the fast response time.
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Inventory
Reported Distributor Inventory as of 9:57 AM GMT, 06 Nov 2009
** Lead time information is not available at this time. However, our information is updated daily so please check back with us soon. Please contact your preferred TI Authorized Distributor for additional information.
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