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The TPL9208 series of products are 2-A high-current,3.3-μVRMS low-noise, high-PSRR, high-accuracy linearregulators with typically 150-mV ultra-low dropout voltageat 2-A load condition. The TPL9208 series of productssupport both fixed output voltage ranging from 0.8 V to3.95 V and adjustable output voltage ranging from 0.8 V to5.2 V with external resistor dividers.Ultra-low noise, high-PSRR, and high-output-currentcapabilities make the TPL9208 series an ideal powersupply for noise-sensitive applications, such as high-speedcommunication facilities, test and measurement devices,or high-definition imaging equipment. Accurate outputvoltage tolerance, output voltage remote sensing, excellenttransient response, and flexible soft-start control ensurethe TPL9208 series an optimal power supply for largescale processors and digital loads, such as CPU, ASIC,FPGA, CPLD, and DSP.The TPL9208 series of products provide 10-pinDFN2.5X2.5 and 20-pin QFN5X5 packages withguaranteed operating junction temperature ranging from−40°C to +125°C.
Features
• Input Voltage Range of DFN Package:
– 1.4 V to 6.5 V
• Output Voltage Range of DFN Package:
– Adjustable Output Voltage: 0.8 V to 5.2 V
• Input Voltage Range of QFN Package:
– Without BIAS: 1.4 V to 6.5 V
– With BIAS: 1.1 V to 6.5 V
• Output Voltage Range of QFN Package:
– Adjustable Output Voltage: 0.8 V to 5.2 V
– Fixed Output Voltage: 0.8 V to 3.95 V
• ±1% Output Accuracy over Line, Load Regulation, andOperating Temperature Range
• 2-A Maximum Output Current• Dropout Voltage: 200 mV Maximum at 2 A
• PSRR:
– 72 dB at 1 kHz
– 60 dB at 1 MHz
• 3.3-μVRMS Output Voltage Noise
• Excellent Transient Response
• Enable and Adjustable Soft-Start Control
• Open-Drain Power-Good Output
• Stable with a 22-μF or Greater Ceramic Capacitor
• Over-Current and Over-Temperature Protection
• Operating Temperature: −40°C to +125°C
• Package Options:
– DFN2.5X2.5-10
– QFN5X5-20
Applications
• Communication: CPU, ASIC, FPGA, CPLD, DSP
• High-Performance Analog: ADC, DAC, LVDS, VCO
• Noise-Sensitive Imaging: CMOS Sensors, Video ASICs
Features
• Input Voltage Range of DFN Package:
– 1.4 V to 6.5 V
• Output Voltage Range of DFN Package:
– Adjustable Output Voltage: 0.8 V to 5.2 V
• Input Voltage Range of QFN Package:
– Without BIAS: 1.4 V to 6.5 V
– With BIAS: 1.1 V to 6.5 V
• Output Voltage Range of QFN Package:
– Adjustable Output Voltage: 0.8 V to 5.2 V
– Fixed Output Voltage: 0.8 V to 3.95 V
• ±1% Output Accuracy over Line, Load Regulation, andOperating Temperature Range
• 2-A Maximum Output Current• Dropout Voltage: 200 mV Maximum at 2 A
• PSRR:
– 72 dB at 1 kHz
– 60 dB at 1 MHz
• 3.3-μVRMS Output Voltage Noise
• Excellent Transient Response
• Enable and Adjustable Soft-Start Control
• Open-Drain Power-Good Output
• Stable with a 22-μF or Greater Ceramic Capacitor
• Over-Current and Over-Temperature Protection
• Operating Temperature: −40°C to +125°C
• Package Options:
– DFN2.5X2.5-10
– QFN5X5-20
Applications
• Communication: CPU, ASIC, FPGA, CPLD, DSP
• High-Performance Analog: ADC, DAC, LVDS, VCO
• Noise-Sensitive Imaging: CMOS Sensors, Video ASICs