Details

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BUY IN4742A https://www.utsource.net/itm/p/12606275.html

Parameter	Symbol	Value	Unit
Maximum Repetitive Peak Reverse Voltage	VRRM	35	V
Maximum Average Forward Rectified Current (Tamb = 25掳C)	IF(AV)	1.0	A
Maximum RMS Current (Tamb = 25掳C)	IRMS	0.707	A
Maximum DC Blocking Voltage	VR	35	V
Junction Temperature Range	TJ	-55 to 150	掳C
Storage Temperature Range	TS	-65 to 150	掳C
Maximum Surge Current (T = 25掳C, t = 8.3 ms)	IFSM	35	A

Instructions for Use:

1. Voltage Rating: Ensure that the peak reverse voltage applied to the IN4742A does not exceed 35V to prevent damage.
2. Current Handling: The device is rated for a maximum average forward current of 1.0A at an ambient temperature of 25掳C. Adjust derating factors for higher temperatures.
3. Surge Currents: The IN4742A can handle surge currents up to 35A for short durations (8.3ms at 25掳C). Ensure that any transient conditions are within these limits.
4. Temperature Considerations: Operate the device within the specified junction temperature range (-55掳C to 150掳C) and store it within the storage temperature range (-65掳C to 150掳C).
5. Mounting and Heat Dissipation: For reliable operation, especially under high current conditions, consider proper heat sinking to maintain the junction temperature within safe limits.
6. Polarity Awareness: Diodes have polarity; ensure correct orientation during installation to avoid damage from reverse polarity.

(For reference only)