TLC7705IDG4 Equivalent & Substitute Parts

Part Overview

The TLC7705IDG4 is a single-channel power supply supervisor IC manufactured by Texas Instruments, designed for power-on reset and supervisory functions in power management applications. It features push-pull/totem pole output configuration with active high/active low reset capability and operates across the industrial temperature range of -40°C to 85°C.

The TLC7705IDG4 is classified as obsolete. Identifying equivalent and substitute parts is necessary to ensure continued availability for new designs, production continuity, and long-term system support where original inventory may become depleted.

Substiute Parts

TLC7705IDG4

Texas InstrumentsIn Stock: 1192TLC7705IDG4 Datasheet

Current PartRFQ

TLC7705ID

Texas InstrumentsIn Stock: 8853TLC7705ID Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the TLC7705IDG4 is determined by strict equivalence across the following critical parameters:

• Functional Type: Simple Reset/Power-On Reset supervisor
• Channel Configuration: Single channel (1 voltage monitored)
• Voltage Threshold: 4.55V
• Output Type: Push-Pull, Totem Pole
• Reset Logic: Active High/Active Low capability
• Reset Timeout: 1.1ms Minimum
• Operating Temperature Range: -40°C ~ 85°C
• Package: 8-SOIC form factor
• Compliance: ROHS3 Compliant, REACH Unaffected

The TLC7705ID qualifies as a direct substitute based on identical electrical specifications, functional characteristics, and package configuration. The primary distinction is product status and packaging format.

Parameter Comparison

Engineering Selection Recommendations

The TLC7705ID is the recommended substitute for the obsolete TLC7705IDG4. Both parts are manufactured by Texas Instruments and maintain identical electrical and functional specifications across all critical parameters.

The TLC7705ID carries Active product status, ensuring ongoing manufacturer support, availability, and compliance with current regulatory requirements. Both parts satisfy ROHS3 and REACH compliance standards, making them suitable for applications requiring environmental and regulatory adherence.

Selection between these parts should be based on availability requirements and packaging format preferences. The TLC7705ID is supplied in tube packaging, whereas the original part's packaging format is not specified in the provided data.

Frequently Asked Questions (FAQ)

Q: Can the TLC7705ID directly replace the TLC7705IDG4 in existing designs?

A: Yes. The TLC7705ID is electrically and functionally equivalent to the TLC7705IDG4. Both parts feature identical voltage thresholds (4.55V), output configurations (push-pull/totem pole), reset logic (active high/active low), reset timeout (1.1ms minimum), operating temperature range (-40°C to 85°C), and 8-SOIC package form factor. No circuit modifications are required.

Q: What is the primary reason for substitution?

A: The TLC7705IDG4 is classified as obsolete. The TLC7705ID is the active equivalent, ensuring continued availability and manufacturer support for new production and long-term system maintenance.

Q: Are there any compliance differences between the two parts?

A: No. Both the TLC7705IDG4 and TLC7705ID are ROHS3 compliant and REACH unaffected, meeting identical environmental and regulatory standards.

Q: Does the packaging format difference affect compatibility?

A: No. The packaging format (tube for TLC7705ID) does not affect electrical performance or circuit compatibility. Both parts use the same 8-SOIC surface mount package with identical pin configuration and mechanical dimensions (0.154" width, 3.90mm).

Q: Are there any thermal or operating condition limitations?

A: No. Both parts operate across the identical temperature range of -40°C to 85°C and maintain the same moisture sensitivity level (MSL 1, unlimited). No derating or thermal management changes are necessary.