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- Datasheet Download Datasheet
- Stock & Prices $ Price & Stock for A1240
- Part Number A1240
- Manufacturer CRYDOM
- Pin Count 999
- Last Modified Date Sep 10, 2025 6:49 AM UTC
- Pinout / Pin List Click Here (Member Only)
A1240 Details
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Manufacturer Part Number:
A1240
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Pbfree Code:
Yes
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Rohs Code:
Yes
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Part Life Cycle Code:
Transferred
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HTS Code:
8541.40.95.00
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Manufacturer:
Crydom Inc
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Additional Feature:
UL RECOGNIZED, VDE APPROVED, ZERO VOLTAGE CROSSING
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Configuration:
SINGLE WITH BUILT-IN RESISTOR
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Control Current:
0.002 A
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Control Voltage:
90 V
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Forward Current-Max:
0.004 A
A1240 Frequently Asked Questions (FAQs)
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The A1240 can handle surge currents up to 100A for 1ms, and 50A for 10ms, making it suitable for applications with high inrush currents.
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To ensure proper heat-sinking, Crydom recommends using a heat sink with a thermal resistance of 1°C/W or less, and applying a thin layer of thermal interface material between the SSR and heat sink.
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The A1240 can operate with load currents as low as 10mA, but Crydom recommends a minimum load current of 100mA for reliable operation.
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Yes, the A1240 can be used in DC-only applications, but it's essential to ensure the DC voltage does not exceed the maximum rated voltage of 40V.
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To protect the A1240 from EMI, Crydom recommends using a shielded cable for the control input, and ensuring the SSR is mounted in a metal enclosure with good electromagnetic shielding.
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A1240 Overview
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