TL7770-5IDWG4 Equivalent & Substitute Parts

Part Overview

The TL7770-5IDWG4 is a multi-voltage supervisor IC designed for power management applications, monitoring 2 channels with open drain or open collector output configuration. This device is classified as discontinued at DiGi Electronics, making identification of equivalent substitute parts essential for ongoing design support and procurement continuity. The supervisor provides active high/active low reset functionality with 270ns typical propagation delay, operating across the industrial temperature range of -40°C to 85°C.

Substiute Parts

TL7770-5IDWG4

Texas InstrumentsIn Stock: 1002TL7770-5IDWG4 Datasheet

Current PartRFQ

TL7770-5IDW

Texas InstrumentsIn Stock: 1047TL7770-5IDW Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the TL7770-5IDWG4 is determined by strict equivalence across the following critical parameters:

• Functional Type: Multi-voltage supervisor with 2-channel monitoring capability
• Voltage Threshold: 5V adjustable configuration
• Output Stage: Open drain or open collector topology
• Reset Functionality: Active high/active low reset capability
• Propagation Delay: 270ns typical timing specification
• Operating Temperature: -40°C to 85°C industrial range
• Package Format: 16-SOIC surface mount configuration
• Compliance Standards: ROHS3 compliance and MSL Level 1 rating

The TL7770-5IDW qualifies as a direct substitute based on identical electrical specifications and package configuration. The primary distinction is packaging format (tube versus tape/reel) and product status (Last Time Buy versus discontinued).

Parameter Comparison

Engineering Selection Recommendations

The TL7770-5IDW is a direct electrical and mechanical equivalent to the TL7770-5IDWG4. Both devices share identical functional specifications, electrical performance characteristics, and package configuration. The primary distinction is product lifecycle status: the TL7770-5IDWG4 is discontinued, while the TL7770-5IDW carries Last Time Buy status, indicating limited future availability.

For new designs or ongoing production requiring this supervisor topology, the TL7770-5IDW should be selected as the preferred substitute. Both parts maintain ROHS3 compliance and MSL Level 1 rating, ensuring compatibility with standard manufacturing and storage protocols. The packaging format difference (tube versus tape/reel) does not affect electrical performance and should be evaluated based on assembly line requirements and inventory management practices.

Frequently Asked Questions (FAQ)

Q: Can the TL7770-5IDW directly replace the TL7770-5IDWG4 in existing designs?

A: Yes. The TL7770-5IDW is electrically and mechanically identical to the TL7770-5IDWG4. All functional parameters, including voltage monitoring, reset timing, output configuration, and operating temperature range, are equivalent. No circuit modifications are required.

Q: What is the difference between the tape/reel and tube packaging formats?

A: Tape/reel packaging is optimized for automated assembly processes, while tube packaging is suitable for manual handling and smaller quantity orders. The electrical performance and component specifications remain identical regardless of packaging format.

Q: Why is the TL7770-5IDWG4 listed as discontinued?

A: Product discontinuation is a manufacturer lifecycle decision. The TL7770-5IDW remains available under Last Time Buy status, providing a transition path for designs currently using the discontinued variant.

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

A: No. Both the TL7770-5IDWG4 and TL7770-5IDW maintain identical ROHS3 compliance and MSL Level 1 ratings. No additional qualification or testing is required when transitioning between these parts.

Q: What is the typical propagation delay specification for the reset function?

A: Both devices specify 270ns typical propagation delay for the reset output, ensuring consistent timing performance in supervisor circuit applications.