Details

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BUY ISL6537CRZ-TS2490 https://www.utsource.net/itm/p/8145908.html

Parameter	Description	Value	Unit
Input Voltage Range	The range of input voltages the device can operate within	4.5 to 18	V
Output Voltage Range	The range of output voltages the device can provide	0.6 to 1.2	V
Switching Frequency	Frequency at which the internal switch operates	300	kHz
Maximum Output Current	Maximum continuous current the device can supply to the load	15	A
Quiescent Current	Current consumed by the device when it is not supplying any load	90	μA
Shutdown Current	Current consumed by the device in shutdown mode	1	μA
Operating Temperature	Temperature range over which the device will operate reliably	-40 to 125	°C
Package Type	Type of package used for the component	TSSOP-20
Protection Features	Built-in protection mechanisms	Overcurrent, Overtemperature, Undervoltage Lockout

Instructions for ISL6537CRZ-TS2490

1. Power Supply Connection:

   • Connect the input voltage (VIN) to a power source within the specified input voltage range (4.5V to 18V).
   • Ensure proper decoupling capacitors are placed close to the VIN pin to minimize noise and improve stability.

2. Output Configuration:

   • Set the desired output voltage using an external resistor network connected to the FB (feedback) pin.
   • Verify the output voltage is within the specified range (0.6V to 1.2V).

3. Switching Frequency Setting:

   • The switching frequency is fixed at 300kHz. No external components are required to set this parameter.

4. Thermal Management:

   • Ensure adequate heat dissipation if operating at high currents or temperatures.
   • Consider using a heatsink or placing the device on a thermal pad.

5. Protection Circuits:

   • The device includes built-in overcurrent, overtemperature, and undervoltage lockout protections.
   • Ensure these features are not disabled or bypassed in your application circuit.

6. Layout Recommendations:

   • Place the input and output capacitors as close as possible to the device to reduce parasitic inductance.
   • Keep the ground plane solid and wide to enhance thermal performance and signal integrity.

7. Shutdown Mode:

   • To place the device in shutdown mode, pull the EN (enable) pin low. This reduces the quiescent current to 1μA.

8. Package Handling:

   • Handle the TSSOP-20 package with care to avoid damage to pins.
   • Follow ESD (Electrostatic Discharge) precautions to prevent damage to the device.

These guidelines should help you integrate the ISL6537CRZ-TS2490 into your design effectively.

(For reference only)