Details

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BUY LM5088MHX-1/NOPB https://www.utsource.net/itm/p/4757483.html
IC REG CTRLR BUCK 16HTSSOP

Parameter	Symbol	Test Conditions	Min	Typ	Max	Unit
Input Voltage Range	V_IN	-	4.5	-	60	V
Output Voltage Range	V_OUT	-	0.8	-	58.8	V
Reference Voltage	V_REF	I_REF = 1mA	0.8	0.8125	0.825	V
Start-Up Current	I_SU	V_IN = 4.5V	-	30	-	μA
Quiescent Current	I_Q	V_IN = 12V, No Load	-	75	-	μA
Dropout Voltage	V_DROPOUT	I_OUT = 100mA, V_OUT = 5V	-	0.4	-	V
Output Current Limit	I_LIMIT	-	-	300	-	mA

Instructions for LM5088MHX-1/NOPB

1. Input Voltage Setup:

   • Ensure the input voltage is within the range of 4.5V to 60V.
   • Use appropriate input capacitors to stabilize the input voltage.

2. Output Voltage Configuration:

   • Set the desired output voltage using external resistors according to the formula: ( V_ = V_ times (1 + frac) ).

3. Reference Voltage Adjustment:

   • The reference voltage is internally set to approximately 0.8125V. Adjust external components based on this value for accurate output voltage settings.

4. Power-On Sequence:

   • Ensure a smooth power-on sequence by providing sufficient startup current and avoiding sudden voltage spikes.

5. Thermal Considerations:

   • Monitor the device temperature during operation and ensure adequate heat dissipation if operating at high currents or in high ambient temperatures.

6. Protection Features:

   • Utilize the built-in protection features such as thermal shutdown and current limiting to protect the device from overcurrent and overheating conditions.

7. PCB Layout Guidelines:

   • Follow recommended PCB layout guidelines to minimize noise and ensure stable operation. Keep power and ground planes solid and wide, and place decoupling capacitors close to the device.

8. Testing and Validation:

   • After assembly, test the circuit under various load and environmental conditions to ensure it meets design specifications and operational requirements.

(For reference only)