Product Summary
The LT1764AEQ-3.3 is a low dropout regulator optimized for fast transient response. The LT1764AEQ-3.3 is capable of supplying 3A of output current with a dropout voltage of 340mV. Applications of the LT1764AEQ-3.3 include: 3.3V to 2.5V Logic Power Supply and Post Regulator for Switching Supplies.
Parametrics
LT1764AEQ-3.3 absolute maximum ratings: (1) IN Pin Voltage: ±20V; (2) OUT Pin Voltage: ±20V; (3) Input to Output Differential Voltage: ±20V; (4) SENSE Pin Voltage: ±20V; (5) ADJ Pin Voltage: ±7V; (6) SHDN Pin Voltage: ±20V; (7) Output Short-Circuit Duration: Indefinite; (8) Operating Junction Temperature Range,E Grade: –40°C to 125°C, MP Grade: –55°C to 125°C; (9) Storage Temperature Range: –65°C to 150°C; (10) Lead Temperature (Soldering, 10 sec) : 300°C.
Features
LT1764AEQ-3.3 features: (1) Optimized for Fast Transient Response; (2) Output Current: 3A; Dropout Voltage: 340mV at 3A; (3) Low Noise: 40μVRMS (10Hz to 100kHz) ; (4) 1mA Quiescent Current; (5) Wide Input Voltage Range: 2.7V to 20V; (6) No Protection Diodes Needed; (7) Controlled Quiescent Current in Dropout; (8) Fixed Output Voltages: 1.5V, 1.8V, 2.5V, 3.3V; (9) Adjustable Output from 1.21V to 20V; (10) <1μA Quiescent Current in Shutdown; (11) No Reverse Current; (12) Thermal Limiting.
Diagrams

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![]() IC REG LDO 3.3V 3A DDPAK-5 |
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![]() LT1764AEQ-3.3#PBF |
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![]() LT1764AEQ-3.3#TR |
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![]() IC REG LDO 3.3V 3A DDPAK-5 |
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![]() LT1764AEQ-3.3#TRPBF |
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![]() IC REG LDO 3.3V 3A DDPAK-5 |
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(Hong Kong)









