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OLC449 - Transistor Output Optocoupler

General Description

The OLx449 is designed for low input current applications that require optical isolation with a high CTR and low saturation VCE.

Figure 1.

Key Features

  • High voltage electrical isolation.
  • High CTR assured over.
  • 55° to +125 °C.
  • Low input current: 1 mA.
  • Comparable to OLx249 family, but featuring higher CTR.
  • CMOS to LSTTL or TTL compatibility.
  • Various packages available to fit.

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DATA SHEET OLS449, OLC449, OLF449, OLH449: Radiation-Tolerant, Transistor Output Optocoupler with Base Connection Applications • Aerospace • Defense • Industrial • Commercial Features • High voltage electrical isolation • High CTR assured over –55° to +125 °C • Low input current: 1 mA • Comparable to OLx249 family, but featuring higher CTR • CMOS to LSTTL or TTL compatibility • Various packages available to fit application - Small footprint, hermetic packages (LCC, FP, TO-5) - Cost-effective package (Glob Top SMT) • Radiation-tolerant version of 4N49U • High-reliability screening available - MIL-STD-883 Class B equivalent - MIL-PRF-19500 JAN, JANTX, JANTXV, JANS equivalent - MIL-PRF-38534 Class H, K equivalent - Per customer requirements • For RoHS and other product compliance informatio