TLC5917ING4 Equivalent & Substitute Parts

Part Overview

The TLC5917ING4 is an LED driver IC featuring 8 linear outputs with shift register topology, designed for signage and display applications. This device integrates internal switches capable of delivering 120mA per channel across a 3V to 5.5V supply range. The TLC5917ING4 is discontinued at DiGi Electronics, necessitating identification of functionally equivalent alternatives that maintain electrical and mechanical compatibility for ongoing production and maintenance requirements.

Substiute Parts

TLC5917ING4

Texas InstrumentsIn Stock: 957TLC5917ING4 Datasheet

Current PartRFQ

TLC5917IN

Texas InstrumentsIn Stock: 1557TLC5917IN Datasheet

MFR RecommendedRFQ

TLC5916IN

Texas InstrumentsIn Stock: 84042TLC5916IN Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the TLC5917ING4 are qualified based on strict electrical and mechanical parameter matching:

Critical Matching Parameters:

• Topology: Shift Register
• Number of Outputs: 8
• Voltage - Supply Range: 3V to 5.5V
• Voltage - Output: 20V
• Current - Output / Channel: 120mA
• Frequency: 30MHz
• Operating Temperature: -40°C ~ 125°C (TA)
• Package / Case: 16-DIP (0.300", 7.62mm)
• Mounting Type: Through Hole

All identified substitutes maintain identical electrical specifications and package dimensions, ensuring direct functional replacement in existing designs.

Parameter Comparison

Engineering Selection Recommendations

TLC5917IN is the manufacturer-recommended direct replacement for the TLC5917ING4. Both parts share identical electrical specifications and package configuration. The TLC5917IN maintains active product status with ROHS3 compliance and is available in higher inventory quantities (1500 pcs), providing supply continuity for applications currently using the discontinued TLC5917ING4.

TLC5916IN is a parametric equivalent offering identical electrical performance and package specifications. This part is actively produced and maintains the largest available inventory (83,993 pcs), ensuring long-term supply availability. The TLC5916IN is suitable for new designs and production transitions where supply security is a primary consideration.

Both substitute parts comply with ROHS3 and REACH requirements, matching the compliance profile of the original part.

Frequently Asked Questions (FAQ)

Q: Can TLC5917IN be used as a direct replacement for TLC5917ING4? A: Yes. The TLC5917IN is the manufacturer-recommended substitute with identical electrical specifications, output configuration, supply voltage range, current ratings, operating temperature range, and 16-DIP package dimensions.

Q: What is the difference between TLC5917IN and TLC5916IN? A: Both parts are parametric equivalents with identical electrical specifications and package configuration. The primary difference is the base product number (TLC5917 vs. TLC5916). Both maintain the same 8-output shift register topology, 120mA per-channel current capability, and 16-DIP through-hole package.

Q: Are there any compatibility concerns when substituting these parts? A: No compatibility concerns exist for the identified substitutes. All parts maintain identical voltage supply ranges (3V to 5.5V), output voltage (20V), frequency (30MHz), operating temperature range (-40°C to 125°C), and package dimensions (16-DIP, 0.300" spacing). Direct PCB mounting and circuit integration are compatible without modification.

Q: Which substitute should be selected for new production? A: TLC5916IN is recommended for new production due to superior inventory availability (83,993 pcs) and active product status, ensuring long-term supply security and cost stability.

Q: Do the substitute parts meet the same compliance standards? A: Yes. Both TLC5917IN and TLC5916IN are ROHS3 compliant and REACH unaffected, matching the compliance profile of the original TLC5917ING4.