Details

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BUY IRS20957STR-JSM https://www.utsource.net/itm/p/12596458.html

Parameter	Description	Min	Typ	Max	Unit
VCC	Supply Voltage	10.5	-	20	V
IOUT	Output Current	-	3.5	4.5	A
fSW	Switching Frequency	200	-	1000	kHz
VGS(th)	Gate-Source Threshold Voltage	2.0	2.5	3.0	V
RDS(on)	On-State Resistance	-	0.35	0.45	Ω
td(on)	Turn-On Delay Time	30	-	50	ns
tr	Rise Time	25	-	40	ns
td(off)	Turn-Off Delay Time	35	-	55	ns
tf	Fall Time	20	-	35	ns
VDS(max)	Drain-Source Breakdown Voltage	-	-	600	V
TJ	Junction Temperature	-55	-	150	°C
TSTG	Storage Temperature Range	-55	-	150	°C

Instructions for Use:

1. Supply Voltage (V_CC):

   • Ensure the supply voltage is within the range of 10.5V to 20V to avoid damage or improper operation.

2. Output Current (I_OUT):

   • The device can handle output currents up to 4.5A. Do not exceed this limit to prevent overheating or failure.

3. Switching Frequency (f_SW):

   • Operate the device within the switching frequency range of 200kHz to 1000kHz to ensure optimal performance.

4. Gate-Source Threshold Voltage (V_GS(th)):

   • The device will start conducting when the gate-source voltage exceeds 2.0V. Ensure the control circuit provides a sufficient gate drive to turn the device on reliably.

5. On-State Resistance (R_DS(on)):

   • The on-state resistance is typically 0.35Ω at room temperature. This value can increase with temperature, so consider thermal management in high-power applications.

6. Timing Parameters:

   • Ensure that the turn-on delay time (t_d(on)), rise time (t_r), turn-off delay time (t_d(off)), and fall time (t_f) are within the specified ranges to avoid timing issues in your circuit.

7. Drain-Source Breakdown Voltage (V_DS(max)):

   • The maximum drain-source voltage is 600V. Ensure that the device is not subjected to voltages exceeding this limit to prevent breakdown.

8. Temperature Considerations:

   • The junction temperature (T_J) should be kept between -55°C and 150°C. Proper heat sinking may be required in high-power applications.
   • The storage temperature range (T_STG) is also -55°C to 150°C. Store the device in a controlled environment to prevent damage.

9. Handling Precautions:

   • Handle the device with care to avoid static discharge, which can damage sensitive components.
   • Follow proper soldering techniques to ensure reliable connections and avoid thermal shock.

10. Application Notes:

    • Refer to the datasheet and application notes for specific circuit design recommendations and examples.
    • For high-frequency applications, pay attention to parasitic inductances and capacitances to minimize noise and improve efficiency.

(For reference only)