Details

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BUY ZMM55C3V3 https://www.utsource.net/itm/p/5419796.html
Surface Mount Zener Voltage Regulators

Parameter	Symbol	Min	Typical	Max	Unit
Supply Voltage	Vcc	2.7	-	5.5	V
Output Voltage	Vout	-	3.3	-	V
Quiescent Current	IQ	-	60	-	渭A
Load Current	Iout	-	150	300	mA
Dropout Voltage	Vdo	-	200	400	mV
Operating Temperature	Topr	-40	-	85	掳C

Instructions for ZMM55C3V3:

1. Supply Voltage Connection:

   • Connect the input supply voltage (Vcc) between 2.7V and 5.5V to the VIN pin.

2. Output Voltage Configuration:

   • The output voltage (Vout) is fixed at 3.3V. Ensure that this meets your system requirements.

3. Quiescent Current Consideration:

   • The quiescent current is typically 60渭A. This should be factored into power budget calculations.

4. Load Handling:

   • The device can handle a load current up to 300mA with a typical value of 150mA. Ensure the load does not exceed these limits.

5. Dropout Voltage Awareness:

   • The dropout voltage ranges from 200mV to 400mV. Keep this in mind when designing the power supply circuit to ensure stable operation.

6. Temperature Range:

   • The operating temperature range is from -40掳C to 85掳C. Ensure the application environment stays within these limits to maintain reliable operation.

7. Installation and Handling:

   • Handle with care to avoid damage. Follow standard ESD precautions during installation.

8. Capacitor Selection:

   • Choose appropriate input and output capacitors to stabilize the regulator and minimize noise. Typically, ceramic capacitors are recommended.

(For reference only)