Molex 0528920896 FFC Connector – Equivalent & Substitute Parts

Part Overview

The Molex 0528920896 is an 8-position FFC (Flat Flexible) connector with bottom contacts, 0.5mm pitch, and right-angle surface mount configuration. This connector is classified as obsolete, making equivalent and substitute parts necessary for ongoing production and maintenance applications. The part features a flip lock mechanism, zero insertion force (ZIF) design, and solder termination suitable for flexible cable assemblies in consumer electronics and industrial equipment.

Substiute Parts

0528920896

MolexIn Stock: 8810528920896 Datasheet

Current PartRFQ

FFC2B35-08-G

GCTIn Stock: 6581FFC2B35-08-G Datasheet

MFR RecommendedRFQ

ZF5S-08-01-T-WT-TR

Samtec Inc.In Stock: 14885ZF5S-08-01-T-WT-TR Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution for the Molex 0528920896 is determined by strict alignment of the following electrical and mechanical parameters:

Critical Matching Parameters:

• Number of positions: 8
• Pitch: 0.020" (0.50mm)
• Mounting type: Surface mount, right angle
• Contact type: Bottom contacts
• Termination: Solder
• FFC thickness: 0.30mm
• Voltage rating: 50V minimum
• Operating temperature range: Must accommodate -30°C to 85°C
• RoHS3 compliance: Required

Acceptable Variations:

• Locking mechanism (flip lock vs. slide lock) – both provide secure retention
• Housing and actuator materials (polyamide vs. liquid crystal polymer) – both meet UL94 V-0 flammability
• Contact finish (gold vs. tin) – both provide solder compatibility
• Current rating: May exceed 0.5A (higher ratings are acceptable)
• Height above board: Minor variations (±0.004") acceptable if PCB layout permits
• Mating cycles: Higher cycle ratings acceptable

Two active substitute parts meet these criteria and are recommended for direct replacement.

Parameter Comparison

Engineering Selection Recommendations

GCT FFC2B35-08-G is the primary substitute for the Molex 0528920896. This part maintains identical mechanical and electrical specifications including 8 positions, 0.5mm pitch, bottom contacts, flip lock mechanism, and 0.079" height above board. Both parts feature gold-plated contacts and phosphor bronze materials. The GCT part is active in production with higher inventory availability (6556 pcs) and improved mating cycle rating (30 vs. 20). Operating temperature range is -25°C to 85°C, which covers the original -30°C to 85°C specification at the upper end. ROHS3 compliance and MSL 1 rating match the original part. Current rating of 0.4A is slightly lower than the original 0.5A but remains suitable for most FFC applications.

Samtec ZF5S-08-01-T-WT-TR is an alternative substitute offering enhanced electrical performance. This part maintains the critical 8-position, 0.5mm pitch, bottom contact, right-angle surface mount configuration. The slide lock mechanism provides equivalent retention to the flip lock design. Height above board is 0.083" (2.10mm), a 0.004" increase from the original specification. The Samtec part provides significantly higher current capacity (1.8A per contact vs. 0.5A) and extended operating temperature range (-55°C to 105°C). Contact finish is tin rather than gold. ROHS3 compliance and MSL 1 rating are maintained. This part is suitable for applications requiring higher current handling or wider temperature operation.

Both substitute parts are ROHS3 compliant and carry MSL 1 (unlimited) moisture sensitivity ratings, matching the original part's environmental compliance profile.

Frequently Asked Questions (FAQ)

Q: Can the GCT FFC2B35-08-G directly replace the Molex 0528920896 in existing PCB designs?

A: Yes. The GCT part maintains identical pitch (0.5mm), position count (8), mounting type (surface mount right angle), contact configuration (bottom), and height above board (0.079"). Footprint compatibility is direct. The flip lock mechanism is identical to the original design.

Q: What is the difference between the flip lock and slide lock mechanisms?

A: Both mechanisms provide secure retention of the flat flexible cable. The Molex and GCT parts use flip lock actuation, while the Samtec part uses slide lock. Both are zero-insertion-force (ZIF) designs. Mechanical actuation differs, but functional retention is equivalent. PCB layout and assembly procedures may require adjustment when switching between lock types.

Q: Why does the Samtec part have a higher current rating (1.8A) than the original (0.5A)?

A: The Samtec ZF5S series is designed for higher-current applications. The increased current capacity results from enhanced contact geometry and material selection. This higher rating does not affect compatibility; it indicates the part can safely handle greater current loads without degradation.

Q: Is the operating temperature difference between GCT (-25°C to 85°C) and the original (-30°C to 85°C) significant?

A: The GCT part operates down to -25°C instead of -30°C. For applications requiring operation below -25°C, the Samtec part (-55°C to 105°C) is recommended. For standard commercial and industrial applications within -25°C to 85°C, the GCT part is fully compatible.

Q: What is the difference between gold and tin contact finishes?

A: Both finishes provide solder compatibility and reliable electrical connection. Gold offers superior corrosion resistance and is preferred for high-reliability applications. Tin is cost-effective and suitable for standard commercial applications. Contact resistance and long-term reliability are equivalent for typical FFC applications.

Q: Are both substitute parts available in tape and reel packaging?

A: Yes. Both the GCT FFC2B35-08-G and Samtec ZF5S-08-01-T-WT-TR are supplied in tape and reel (TR) packaging, suitable for automated assembly processes. Inventory availability is high for both parts (6556 pcs and 14825 pcs respectively).

Q: Do both substitute parts meet RoHS3 compliance?

A: Yes. Both the GCT and Samtec parts are ROHS3 compliant and carry MSL 1 (unlimited) moisture sensitivity ratings, matching the environmental compliance of the original Molex part.