Details

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BUY TCA3727G https://www.utsource.net/itm/p/12606099.html

Parameter	Symbol	Min	Typ	Max	Unit	Conditions/Notes
Supply Voltage	VCC	2.0	-	5.5	V	-
Output Current (Per Channel)	IOUT	-	100	150	mA	Continuous, derate above 4.5V supply
Peak Output Current (Per Channel)	IOUT(PK)	-	200	300	mA	10% duty cycle
Input Voltage (High)	VIH	2.0	-	VCC	V	-
Input Voltage (Low)	VIL	0	-	0.8	V	-
Output Voltage (High)	VOH	-	VCC - 0.4	VCC - 0.1	V	IOL = 20mA
Output Voltage (Low)	VOL	0	0.1	0.4	V	IOL = 20mA
Power Dissipation	PD	-	-	650	mW	Per channel, derate above 25掳C ambient temperature
Operating Temperature	TOP	-40	-	85	掳C	-
Storage Temperature	TSTG	-65	-	150	掳C	-

Instructions for Use:

1. Supply Voltage:

   • Ensure the supply voltage is within the range of 2.0V to 5.5V.
   • For optimal performance, use a stable power source.

2. Output Current:

   • The device can provide up to 150mA continuously per channel.
   • For peak currents up to 300mA, ensure the duty cycle does not exceed 10%.

3. Input Logic Levels:

   • High input levels should be at least 2.0V or higher.
   • Low input levels should be below 0.8V.

4. Output Voltage Levels:

   • When the output is high, the voltage will be close to V_CC, typically V_CC - 0.4V.
   • When the output is low, the voltage will be close to 0V, typically 0.4V or less.

5. Power Dissipation:

   • Each channel can dissipate up to 650mW.
   • Ensure adequate heat dissipation, especially in high ambient temperatures.

6. Temperature Considerations:

   • The operating temperature range is from -40掳C to 85掳C.
   • Store the device between -65掳C and 150掳C.

7. Layout and Handling:

   • Use proper PCB layout techniques to minimize noise and interference.
   • Handle the device with care to avoid damage from static electricity.

8. Testing and Troubleshooting:

   • Verify all connections and power supply before testing.
   • Use a multimeter to check for correct voltages and currents.
   • If issues arise, refer to the datasheet for troubleshooting tips.

(For reference only)