Details

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BUY IR2112 https://www.utsource.net/itm/p/12607200.html

Parameter	Symbol	Min	Typical	Max	Unit	Notes
Supply Voltage (High-Side)	VHB	10	-	60	V	-
Supply Voltage (Low-Side)	VSB	10	-	20	V	-
Logic Input High Level Voltage	VILH	-	-	5.5	V	-
Logic Input Low Level Voltage	VILL	-	-	0.8	V	-
Output Source Current (High-Side)	IOH	-	0.5	1.0	A	@ VHB = 15V, VOH = 10V
Output Sink Current (High-Side)	IOH	-1.0	-0.5	-	A	@ VHB = 15V, VOH = 10V
Output Source Current (Low-Side)	IOL	-	0.5	1.0	A	@ VSB = 15V, VOL = 10V
Output Sink Current (Low-Side)	IOL	-1.0	-0.5	-	A	@ VSB = 15V, VOL = 10V
Propagation Delay Time (High-to-Low)	tdhl	30	-	90	ns	@ VHB = VSB = 15V, IL = 10mA
Propagation Delay Time (Low-to-High)	tdhl	30	-	90	ns	@ VHB = VSB = 15V, IL = 10mA
Maximum Operating Junction Temperature	TJ(max)	-	-	150	掳C	-
Storage Temperature Range	TSTG	-40	-	150	掳C	-

Instructions for Using the IR2112:

1. Supply Voltages:

   • High-Side Supply (V_HB): Ensure that the high-side supply voltage is between 10V and 60V.
   • Low-Side Supply (V_SB): Ensure that the low-side supply voltage is between 10V and 20V.

2. Logic Inputs:

   • High-Level Input (V_ILH): The logic input should be at least 5.5V to be recognized as a high level.
   • Low-Level Input (V_ILL): The logic input should be no more than 0.8V to be recognized as a low level.

3. Output Currents:

   • High-Side Output:
     • Source Current (I_OH): The high-side output can source up to 1.0A with a typical value of 0.5A.
     • Sink Current (I_OH): The high-side output can sink up to -1.0A with a typical value of -0.5A.
   • Low-Side Output:
     • Source Current (I_OL): The low-side output can source up to 1.0A with a typical value of 0.5A.
     • Sink Current (I_OL): The low-side output can sink up to -1.0A with a typical value of -0.5A.

4. Propagation Delays:

   • High-to-Low Propagation Delay (t_dhl): The delay time from a high to a low transition should be between 30ns and 90ns.
   • Low-to-High Propagation Delay (t_dhl): The delay time from a low to a high transition should be between 30ns and 90ns.

5. Temperature Considerations:

   • Operating Junction Temperature (T_J(max)): The maximum operating junction temperature is 150掳C.
   • Storage Temperature Range (T_STG): The device can be stored between -40掳C and 150掳C.

6. Layout and Grounding:

   • Ensure proper layout and grounding to minimize noise and parasitic effects. Use short, wide traces for power and ground connections to reduce inductance.

7. Capacitor Selection:

   • Choose appropriate bootstrap capacitors to ensure reliable operation of the high-side driver. The capacitor should have a low ESR (Equivalent Series Resistance) and be rated for the expected voltage and frequency range.

8. Protection Circuits:

   • Implement protection circuits such as overvoltage and undervoltage lockout to protect the device from damage due to supply voltage issues.

By following these parameters and instructions, you can ensure the reliable and efficient operation of the IR2112 in your application.

(For reference only)