ACPL-844-060E Equivalent & Substitute Parts

Part Overview

The ACPL-844-060E is a 4-channel optoisolator with transistor output manufactured by Broadcom Limited. This component provides 5000Vrms isolation and is designed for applications requiring galvanic isolation between input and output circuits. The part is currently in active production status with 1132 units available in inventory. Substitute parts are identified when equivalent electrical and mechanical specifications are met within the allowed parameter tolerances for this optoisolator category.

Substiute Parts

ACPL-844-060E
Broadcom LimitedIn Stock: 1178ACPL-844-060E Datasheet
ACPL-844-060E
Current Part
LTV-844
Lite-On Inc.In Stock: 6859LTV-844 Datasheet
LTV-844
MFR Recommended

Key Parameters

Parameter Value
Number of Channels 4
Voltage - Isolation 5000Vrms
Current Transfer Ratio (Min) 20% @ 1mA
Current Transfer Ratio (Max) 300% @ 1mA
Rise / Fall Time 4µs, 3µs
Input Type AC, DC
Output Type Transistor
Voltage - Output (Max) 70V
Current - Output / Channel 50mA
Vce Saturation (Max) 200mV
Operating Temperature -30°C ~ 100°C
Package / Case 16-DIP (0.300", 7.62mm)
Mounting Type Through Hole
RoHS Status ROHS3 Compliant
Moisture Sensitivity Level 1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility for the ACPL-844-060E is determined by strict equivalence across the following critical parameters:

  • Number of Channels: Must equal 4
  • Voltage - Isolation: Must equal 5000Vrms
  • Current Transfer Ratio range: Must match 20% (Min) to 300% (Max) @ 1mA
  • Output Type: Must be Transistor
  • Current - Output / Channel: Must equal 50mA
  • Package / Case: Must be 16-DIP (0.300", 7.62mm)
  • Mounting Type: Must be Through Hole
  • Operating Temperature range: Must encompass -30°C ~ 100°C
  • Vce Saturation (Max): Must not exceed 200mV

The LTV-844 manufactured by Lite-On Inc. meets all substitution criteria for the ACPL-844-060E optoisolator.

Parameter Comparison

Parameter ACPL-844-060E (Broadcom) LTV-844 (Lite-On)
Number of Channels 4 4
Voltage - Isolation 5000Vrms 5000Vrms
Current Transfer Ratio (Min) 20% @ 1mA 20% @ 1mA
Current Transfer Ratio (Max) 300% @ 1mA 300% @ 1mA
Rise / Fall Time 4µs, 3µs 4µs, 3µs
Input Type AC, DC AC, DC
Output Type Transistor Transistor
Voltage - Output (Max) 70V 35V
Current - Output / Channel 50mA 50mA
Vce Saturation (Max) 200mV 200mV
Operating Temperature -30°C ~ 100°C -30°C ~ 100°C
Package / Case 16-DIP (0.300", 7.62mm) 16-DIP (0.300", 7.62mm)
Mounting Type Through Hole Through Hole
RoHS Status ROHS3 Compliant ROHS3 Compliant
Moisture Sensitivity Level 1 (Unlimited) 1 (Unlimited)

Engineering Selection Recommendations

Both the ACPL-844-060E and LTV-844 are active production components with ROHS3 compliance and REACH unaffected status. The LTV-844 substitute maintains electrical equivalence across all critical isolation, switching, and output parameters. The primary difference is the maximum output voltage specification: the ACPL-844-060E supports 70V while the LTV-844 supports 35V. Component selection should be based on the specific output voltage requirements of the application circuit. Both parts are suitable for applications requiring 5000Vrms galvanic isolation with 4-channel transistor output in 16-DIP through-hole packaging.

Frequently Asked Questions (FAQ)

Q: Can the LTV-844 be used as a direct replacement for the ACPL-844-060E?

A: The LTV-844 is electrically equivalent for applications operating at output voltages of 35V or below. If the application requires output voltages exceeding 35V, the ACPL-844-060E must be used.

Q: Are the isolation voltage ratings identical between these parts?

A: Yes. Both the ACPL-844-060E and LTV-844 provide 5000Vrms isolation voltage, meeting equivalent safety and performance requirements for galvanic isolation applications.

Q: Do both parts have the same package footprint?

A: Yes. Both components use 16-DIP (0.300", 7.62mm) through-hole packaging, allowing direct PCB layout compatibility.

Q: What is the difference in current transfer ratio between these optoisolators?

A: There is no difference. Both parts specify identical current transfer ratio ranges of 20% (minimum) to 300% (maximum) at 1mA input current.

Q: Are there any compliance or regulatory differences between these parts?

A: No. Both the ACPL-844-060E and LTV-844 are ROHS3 compliant, REACH unaffected, and carry identical moisture sensitivity levels (MSL 1 - Unlimited).

Q: What is the operating temperature range for both parts?

A: Both components operate across the identical temperature range of -30°C to 100°C.

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