Details

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BUY 4988ET https://www.utsource.net/itm/p/12610178.html

Parameter	Description	Value
Part Number	Full part number	4988ET
Package Type	Type of package	TSSOP-28
Operating Voltage (VDD)	Supply voltage range	8.2V to 30V
Logic Input Voltage (VIL, VIH)	Logic input low/high voltage	VIL: 0V to 1.5V, VIH: 3.5V to VDD
Output Current (IOUT)	Maximum output current per channel	卤1.5A (peak), 卤1A (continuous)
Thermal Shutdown Temperature	Temperature at which the device shuts down to prevent damage	160掳C (typical)
Protection Features	Built-in protection mechanisms	Overcurrent, thermal shutdown, undervoltage lockout
Operating Temperature Range	Ambient temperature range for operation	-40掳C to 85掳C
Storage Temperature Range	Temperature range for storage	-65掳C to 150掳C
Maximum Junction Temperature	Maximum allowable junction temperature	150掳C

Instructions:

1. Power Supply Connection:

   • Connect the supply voltage (VDD) to the appropriate pin.
   • Ensure the supply voltage is within the specified range (8.2V to 30V).

2. Logic Input:

   • Apply logic levels to the control inputs (VIL: 0V to 1.5V, VIH: 3.5V to VDD).
   • Use appropriate logic levels to control the device.

3. Output Current:

   • Do not exceed the maximum output current of 卤1.5A (peak) or 卤1A (continuous) per channel.
   • Ensure proper heat dissipation if operating near the maximum current.

4. Thermal Management:

   • Monitor the device temperature to avoid exceeding the maximum junction temperature of 150掳C.
   • Use heatsinks or other cooling methods if necessary.

5. Protection Features:

   • The device includes overcurrent, thermal shutdown, and undervoltage lockout protections.
   • These features will automatically engage to protect the device from damage.

6. Operating and Storage Temperature:

   • Operate the device within the ambient temperature range of -40掳C to 85掳C.
   • Store the device within the temperature range of -65掳C to 150掳C.

7. Handling and Storage:

   • Handle the device with care to avoid static damage.
   • Store in a dry environment to prevent moisture damage.

(For reference only)