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The TPL9032 series products are 300-mA high PSRR, ultra-low noise, and low dropout linear regulators with high output accuracy. The TPL9032 series products support both fixed output voltage ranges from 0.9 V to 5 V and are stable with 1 μF or larger ceramic output capacitor. The TPL9032 series products have high PSRR with 87.9 dB at 10 kHz and 8.6 μVRMS ultra-low noise. These features make TPL9032 series products very suitable for noise-sensitive applications with high noise from previous stage power supply, such as high-performance analog devices, or high-definition imaging equipment. Output shortage protection and thermal overload protection circuits improve the reliability under heavy load conditions. The TPL9032 series products provide SOT23-5, DFN1x1-4, and WLCSP0.65x0.65-4 packages with guaranteed operating junction temperature range (TJ) from –40°C to +125°C.
Features
• Input Voltage Range: 1.75 V to 5.5 V• Output Voltage Range: 0.9 V to 5 V
• ±2% Output Accuracy Over Line, Load Regulation, andOperating Temperature Range
• 300-mA Maximum Output Current
• Low Dropout Voltage: 180 mV Maximum at 300 mA
• High PSRR:
– 81.9 dB at 1 kHz
– 87.9 dB at 10 kHz
– 61.4 dB at 100 kHz
– 44.7 dB at 1 MHz
• 8.6-μVRMS Output Voltage Noise
• Excellent Transient Response
• Output Reverse Current Protection
• Stable with a 1-μF or Larger Ceramic Output Capacitor
• Thermal Shutdown and Over-Current Protection
• Junction Temperature Range: –40°C to +125°C
• Package Options:
– SOT23-5
– DFN1x1-4
– WLCSP0.65x0.65-4
Applications
• Portable and Battery-Powered Equipment
• Mobile Phones and Tablets
• Digital Cameras and Audio Devices Power Supply
• Video Surveillance
Features
• Input Voltage Range: 1.75 V to 5.5 V• Output Voltage Range: 0.9 V to 5 V
• ±2% Output Accuracy Over Line, Load Regulation, andOperating Temperature Range
• 300-mA Maximum Output Current
• Low Dropout Voltage: 180 mV Maximum at 300 mA
• High PSRR:
– 81.9 dB at 1 kHz
– 87.9 dB at 10 kHz
– 61.4 dB at 100 kHz
– 44.7 dB at 1 MHz
• 8.6-μVRMS Output Voltage Noise
• Excellent Transient Response
• Output Reverse Current Protection
• Stable with a 1-μF or Larger Ceramic Output Capacitor
• Thermal Shutdown and Over-Current Protection
• Junction Temperature Range: –40°C to +125°C
• Package Options:
– SOT23-5
– DFN1x1-4
– WLCSP0.65x0.65-4
Applications
• Portable and Battery-Powered Equipment
• Mobile Phones and Tablets
• Digital Cameras and Audio Devices Power Supply
• Video Surveillance