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LT1764AEQ#TRPBF

3A LDO, adj 1.21-20V, 340mV dropout, TO-263-5

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Pieza del fabricante：

LT1764AEQ#TRPBF

Paquete：

TO-263-5 (DDPAK-5, 10.16 x 15.24 mm)

Marca：
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Compromiso de calidad
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Descripción

Productos

The LT1764AEQ#TRPBF from Analog Devices is a 3A low-dropout regulator optimized for fast transient response in a TO-263-5 (DDPAK) surface-mount package. The AEQ denotes the A-grade (ceramic-cap stable) in DDPAK, #TRPBF denotes lead-free tape and reel. With 340mV dropout at 3A, 40uVrms output noise, 1mA Iq, and adjustable output from 1.21V to 20V, it is ideal for RF and sensitive analog power supplies.

Especificaciones

Corriente de salida 3A
Dropout Voltage 340mV @ 3A
Input Voltage 2.7V to 20V
Output Voltage 1.21V to 20V adjustable
Noise 40uVrms (10Hz-100kHz)
Iq 1mA typical
Shutdown Iq <1uA
PSRR 63dB @ 1kHz
Min Output Cap 10uF (ceramic OK for A version)
Temperatura de funcionamiento -40 to +125 C
Paquete TO-263-5 (DDPAK)

Características

  • 3A output with 340mV dropout
  • 40uVrms ultra-low output noise
  • Stable with 10uF ceramic output capacitor (A version)
  • 1mA controlled Iq that does not rise in dropout
  • Reverse battery protection and no reverse current
  • Thermal limiting and current limiting

Aplicaciones

  • 3.3V to 2.5V logic power conversion
  • Post-regulator for switching supplies
  • RF power amplifier supply
  • Low-noise analog circuit supply

The LT1764AEQ#TRPBF from Analog Devices is a 3A low-dropout regulator optimized for fast transient response in a TO-263-5 (DDPAK) surface-mount package. The AEQ denotes the A-grade (ceramic-cap stable) in DDPAK, #TRPBF denotes lead-free tape and reel. With 340mV dropout at 3A, 40uVrms output noise, 1mA Iq, and adjustable output from 1.21V to 20V, it is ideal for RF and sensitive analog power supplies.

The LT1764AEQ#TRPBF operates as described in the product overview. Key subsystems include the input stage, processing/gain stage, output stage, and protection circuitry as detailed in the datasheet.

Pin Nombre Tipo Descripción
1 SHDN Entrada Shutdown (low=off)
2 EN Entrada Unregulated input (2.7-20V)
3 GND Potencia Ground/tab
4 OUT Salida Regulated output
5 ADJ Entrada Adjust feedback (1.21V ref)
  • 3.3V to 2.5V logic power conversion
  • Post-regulator for switching supplies
  • RF power amplifier supply
  • Low-noise analog circuit supply
Modelo Fabricante Paquete Notas
LT1764EQ#TRPBF ADI TO-263-5 Non-A version (electrolytic only)
LT1764AEFE#TRPBF ADI TSSOP-16 Smaller package
LT1085CT#PBF ADI TO-220 3A, higher dropout
TLV1117LV33DCYR TI SOT-223 Lower current, lower cost
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Address: Room 2919, Guoli Building, Huaqiang North, Futian District, Shenzhen, Guangdong, China
 

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