Details

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BUY BUV28A https://www.utsource.net/itm/p/12608113.html

Parameter	Symbol	Min	Typical	Max	Unit
Breakdown Voltage	V(BR)	-	400	-	V
Leakage Current	I(D) (V(DS) = 450V, T(A) = 25掳C)	-	100	-	nA
Gate-Source Voltage	V(GS)	-	0	20	V
Drain-Source On-State Resistance	R(DS(on)) (V(GS) = 10V, I(D) = 1A)	-	0.7	-	惟
Input Capacitance	Ciss (V(DS) = 300V, f = 1MHz)	-	1800	-	pF
Output Capacitance	Coss (V(DS) = 300V, f = 1MHz)	-	100	-	pF
Reverse Transfer Capacitance	Crss (V(DS) = 300V, f = 1MHz)	-	60	-	pF
Turn-On Delay Time	t(d(on)) (I(G) = 1A, I(D) = 1A)	-	20	-	ns
Rise Time	t(r) (I(G) = 1A, I(D) = 1A)	-	25	-	ns
Turn-Off Delay Time	t(d(off)) (I(G) = 1A, I(D) = 1A)	-	25	-	ns
Fall Time	t(f) (I(G) = 1A, I(D) = 1A)	-	20	-	ns

Instructions for Using BUV28A:

1. Power Supply:

   • Ensure that the power supply voltage does not exceed the breakdown voltage (V(BR)) of 400V.

2. Gate Drive:

   • Apply a gate-source voltage (V(GS)) between 0V and 20V to control the on-state and off-state of the device.
   • For optimal performance, use a gate drive voltage of 10V to minimize the on-state resistance (R(DS(on))).

3. Leakage Current:

   • Monitor the leakage current (I(D)) at high voltages to ensure it remains within the typical range of 100 nA.

4. Capacitance Considerations:

   • Account for the input capacitance (Ciss), output capacitance (Coss), and reverse transfer capacitance (Crss) when designing the circuit to avoid unwanted oscillations and ensure stable operation.

5. Switching Characteristics:

   • The turn-on delay time (t(d(on))), rise time (t(r)), turn-off delay time (t(d(off))), and fall time (t(f)) should be considered to optimize switching speed and efficiency.
   • Use appropriate gate drive circuits to minimize these times and reduce switching losses.

6. Thermal Management:

   • Ensure adequate heat sinking to manage the power dissipation during operation, especially under high current conditions.

7. Storage and Handling:

   • Store the device in a dry, cool environment to prevent moisture damage.
   • Handle the device with care to avoid static discharge, which can damage the sensitive components.

8. Safety Precautions:

   • Always follow proper safety procedures when working with high voltages and currents.
   • Use appropriate protective equipment and ensure that the circuit is properly isolated before making any measurements or adjustments.

(For reference only)