Details

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BUY MAX1605EUT+T https://www.utsource.net/itm/p/12605918.html

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Input Voltage	VIN	Operating	2.7	-	5.5	V
Output Voltage	VOUT	Fixed	-	3.3	-	V
Output Current	IOUT	Continuous	-	150	-	mA
Quiescent Current	IQ	No load	-	40	-	μA
Shutdown Current	ISD	VIN = 5V, SHDN = GND	-	1	-	μA
Dropout Voltage	VDROPOUT	IOUT = 150mA, VIN = 3.45V	-	150	-	mV
PSRR (Power Supply Rejection Ratio)	PSRR	f = 120Hz	-	70	-	dB
Load Transient	ΔVOUT	IOUT: 0mA to 150mA	-	50	-	mV
Line Transient	ΔVOUT	VIN: 2.7V to 5.5V	-	50	-	mV

Instructions for MAX1605EUT+T

1. Power Supply Connection:

   • Connect the input voltage (VIN) between 2.7V and 5.5V to the input pin.
   • Ensure a proper bypass capacitor is connected close to the input pin to minimize noise.

2. Output Configuration:

   • The output voltage is fixed at 3.3V and does not require external components for setting the output voltage.

3. Grounding:

   • Ensure a solid ground connection to maintain stability and performance.

4. Shutdown Functionality:

   • To place the device in shutdown mode, pull the SHDN pin to ground. This reduces the current consumption to approximately 1μA.

5. Output Capacitor:

   • Use a 1μF ceramic capacitor from the output to ground to ensure stability. Larger capacitors can be used for additional filtering.

6. Thermal Considerations:

   • Ensure adequate heat dissipation if operating near the maximum output current to avoid overheating.

7. PCB Layout Recommendations:

   • Keep traces short and wide to reduce parasitic inductance and resistance.
   • Place the device away from high-frequency noise sources to minimize interference.

8. Storage and Handling:

   • Store in a dry environment and handle with care to prevent damage from electrostatic discharge (ESD).

(For reference only)