QJ6006DH4TP Equivalent & Substitute Parts

Part Overview

The QJ6006DH4TP is an Alternistor-class TRIAC manufactured by Littelfuse Inc., rated for 600 V off-state voltage and 6 A on-state current in a surface mount TO-252 (DPAK) package. This snubberless design is currently in active production status with 710 units in stock. Substitute parts are identified when equivalent electrical performance and mechanical compatibility can be maintained within the specified parameter ranges for this thyristor category.

Substiute Parts

QJ6006DH4TP

Littelfuse Inc.In Stock: 761QJ6006DH4TP Datasheet

Current PartRFQ

BTA208S-600F,118

WeEn SemiconductorsIn Stock: 15989BTA208S-600F,118 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the QJ6006DH4TP is determined by the following criteria:

Electrical Compatibility Requirements:

• Off-state voltage rating must equal or exceed 600 V
• On-state current rating must meet or exceed 6 A
• Gate trigger voltage (Vgt) and gate trigger current (Igt) must remain within acceptable circuit design margins
• Hold current (Ih) must be compatible with circuit holding requirements

Mechanical Compatibility Requirements:

• Package type must be TO-252-3 (DPAK) with identical pinout
• Surface mount configuration required
• Moisture sensitivity level must be MSL 1 or equivalent

Regulatory & Compliance Requirements:

• RoHS compliance status must be maintained
• ECCN and HTSUS classifications must align with export/import requirements

The BTA208S-600F,118 meets these criteria as a standard-class TRIAC with equivalent voltage rating, higher current capacity, and identical package configuration.

Parameter Comparison

Engineering Selection Recommendations

QJ6006DH4TP Selection Criteria:

• Primary choice when snubberless Alternistor topology is specified in circuit design
• Preferred for applications requiring lower gate trigger voltage (1.3 V maximum)
• Suitable for extended temperature range operation (-40°C to 150°C)
• ROHS3 compliance required for specific supply chain requirements

BTA208S-600F,118 Selection Criteria:

• Acceptable substitute when standard TRIAC topology meets circuit requirements
• Provides higher on-state current capacity (8 A vs. 6 A)
• Lower gate trigger current requirement (25 mA vs. 35 mA)
• RoHS compliant for general commercial applications
• Identical TO-252 (DPAK) package enables direct PCB compatibility

Both parts maintain active production status and equivalent regulatory compliance for 600 V thyristor applications in surface mount configurations.

Frequently Asked Questions (FAQ)

Q: Can BTA208S-600F,118 directly replace QJ6006DH4TP on existing PCBs?

A: Yes. Both parts use identical TO-252-3 (DPAK) package pinout and surface mount configuration. No PCB layout modifications are required.

Q: What is the functional difference between Alternistor and Standard TRIAC types?

A: The QJ6006DH4TP Alternistor-class device is optimized for snubberless operation with lower gate trigger voltage (1.3 V). The BTA208S-600F,118 Standard TRIAC operates at 1.5 V gate trigger voltage. Circuit gate drive requirements must be evaluated for compatibility.

Q: Are there current rating differences between these parts?

A: Yes. The QJ6006DH4TP is rated for 6 A on-state current (RMS), while the BTA208S-600F,118 is rated for 8 A. The substitute provides higher current capacity, which is acceptable for applications designed for 6 A operation.

Q: Do both parts meet the same compliance standards?

A: Both parts are RoHS compliant and carry MSL 1 (Unlimited) moisture sensitivity ratings. The QJ6006DH4TP holds ROHS3 certification, while the BTA208S-600F,118 holds standard RoHS certification. Both are EAR99 classified with matching HTSUS codes (8541.30.0080).

Q: What is the temperature operating range difference?

A: The QJ6006DH4TP operates from -40°C to 150°C (TJ). The BTA208S-600F,118 specifies a maximum junction temperature of 125°C. Applications requiring operation above 125°C require the primary part.

Q: Are gate trigger current specifications compatible?

A: The QJ6006DH4TP requires maximum 35 mA gate trigger current, while the BTA208S-600F,118 requires 25 mA. The substitute has lower gate current requirements, which is compatible with circuits designed for the primary part.