Details

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BUY IRF7811A https://www.utsource.net/itm/p/12607325.html

Parameter	Symbol	Min	Typical	Max	Unit	Conditions
Drain-Source Voltage	VDS	-	-	60	V	-
Gate-Source Voltage	VGS	-20	-	20	V	-
Continuous Drain Current	ID	-	-	30	A	TC = 25掳C
Pulse Drain Current	IDpeak	-	-	45	A	tp = 10 渭s, IG = 10 A
Power Dissipation	PD	-	-	90	W	TC = 25掳C
Junction Temperature	TJ	-	-	150	掳C	-
Storage Temperature	TSTG	-55	-	150	掳C	-
Thermal Resistance, Junction to Case	R胃JC	-	1.5	-	掳C/W	-
Gate Charge	QG	-	11.9	-	nC	VGS = 10 V, ID = 10 A
Input Capacitance	Ciss	-	1180	-	pF	VDS = 25 V
Output Capacitance	Coss	-	110	-	pF	VDS = 25 V
Reverse Transfer Capacitance	Crss	-	38	-	pF	VDS = 25 V
Turn-On Delay Time	tdon	-	15	-	ns	VDS = 40 V, ID = 10 A, VGS = 10 V
Rise Time	tr	-	15	-	ns	VDS = 40 V, ID = 10 A, VGS = 10 V
Turn-Off Delay Time	tdoff	-	15	-	ns	VDS = 40 V, ID = 10 A, VGS = 10 V
Fall Time	tf	-	15	-	ns	VDS = 40 V, ID = 10 A, VGS = 10 V

Instructions for Use:

1. Mounting and Handling:

   • Handle the device with care to avoid mechanical stress.
   • Ensure proper heat sinking to manage power dissipation and maintain junction temperature within limits.

2. Electrical Connections:

   • Connect the gate (G) to the control circuit.
   • Connect the drain (D) to the high-voltage side of the load.
   • Connect the source (S) to the low-voltage side of the load and ground.

3. Gate Drive:

   • Apply a gate-source voltage (V_GS) between 4 V and 10 V for reliable turn-on.
   • Ensure the gate drive circuit can provide sufficient current to charge and discharge the gate capacitance quickly.

4. Thermal Management:

   • Use a heatsink with adequate thermal resistance to keep the junction temperature below 150掳C.
   • Consider forced air cooling or other cooling methods for high-power applications.

5. Protection Circuits:

   • Implement overcurrent protection to prevent damage from excessive drain current.
   • Use a snubber circuit to suppress voltage spikes during switching.

6. Storage and Operation:

   • Store the device in a dry, cool environment to prevent moisture damage.
   • Operate within the specified temperature range to ensure reliability and longevity.

7. Testing:

   • Perform initial testing at low power levels to verify correct operation.
   • Gradually increase power levels while monitoring temperature and performance.

By following these guidelines, you can ensure optimal performance and reliability of the IRF7811A MOSFET.

(For reference only)