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TPS72301: Single Output LDO, 200mA, Adj.(10 to 1.2V), High PSRR, Low Noise
TPS79225: Single Output LDO, 100mA, Fixed(2.5V), Low Noise, High PSRR
Product Information
Features
Ultralow Noise: 60µVRMS Typical
High PSRR: 65dB Typical at 1kHz
Low Dropout Voltage: 280mV Typical at200mA, 2.5V
Available in -2.5V and Adjustable (-1.2V to -10V) Versions
Stable With a 2.2µF Ceramic Output Capacitor
Less Than 2µA Typical Quiescent Current in Shutdown Mode
2% Overall Accuracy (Line, Load, Temperature)
Thermal and Over-Current Protection
SOT23-5 (DBV) Package
Operating Junction Temperature Range: -40°C to +125°C
APPLICATIONS
Optical Drives
Optical Networking
Noise Sensitive Circuitry
GaAs FET Gate Bias
Video Amplifiers
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Description
The TPS723xx family of low-dropout (LDO) negative voltage regulators offers an ideal combination of features to support low noise applications. These devices are capable of operating with input voltages from -10V to -2.7V, and support outputs from -10V to -1.2V. These regulators are stable with small, low-cost ceramic capacitors, and include enable (EN) and noise reduction (NR) functions. Thermal short-circuit and over-current protections are provided by internal detection and shutdown logic. High PSRR (65dB at 1kHz) and low noise (60µVRMS) make the TPS723xx ideal for low-noise applications.
The TPS723xx uses a precision voltage reference to achieve 2% overall accuracy over load, line, and temperature variations.
* Suggested Resale Price per unit (USD) for BUDGETARY USE ONLY. For higher volume price quotes,prices in local currency or delivery quotes, please contact your local Texas Instruments Sales Office or Authorized Distributor.
Inventory
Reported Distributor Inventory as of 10:05 AM GMT, 22 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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