XC6808B4D28R-G Equivalent & Substitute Parts

Part Overview

The XC6808B4D28R-G is a single-cell lithium ion/polymer battery charger IC manufactured by Torex Semiconductor Ltd. This power management integrated circuit operates in the 6-USP-B07 (1.8x2) surface mount package and is classified as an active product with full RoHS3 compliance. The device provides constant-current programmable charging with integrated fault protection for over-current, over-temperature, and reverse-current conditions. Substitute parts are identified when equivalent electrical specifications, package configurations, and compliance certifications align with the main part number, enabling direct replacement in production and field applications.

Substiute Parts

XC6808B4D28R-G

Torex Semiconductor LtdIn Stock: 907XC6808B4D28R-G Datasheet

Current PartRFQ

XC6808AND18R-G

Torex Semiconductor LtdIn Stock: 887XC6808AND18R-G Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the XC6808B4D28R-G is determined by strict equivalence across the following critical parameters:

Electrical Specifications:

• Battery chemistry (Lithium Ion/Polymer)
• Single-cell configuration
• Maximum charge current (40mA)
• Battery pack voltage (4.35V)
• Maximum supply voltage (6V)
• Programmable current charging capability
• Fault protection features (over-current, over-temperature, reverse-current)

Physical & Environmental Specifications:

• Package type (6-XDFN Exposed Pad)
• Supplier device package (6-USP-B07 1.8x2)
• Surface mount mounting type
• Operating temperature range (-40°C ~ 85°C)
• Moisture sensitivity level (MSL 1)

Compliance & Regulatory:

• RoHS3 compliance
• REACH unaffected status
• ECCN classification (EAR99)
• HTSUS code (8542.39.0001)

Parts listed as substitutes meet all specified parameters without deviation. No electrical, mechanical, or environmental derating is applied.

Parameter Comparison

Engineering Selection Recommendations

Both the XC6808B4D28R-G and XC6808AND18R-G are active products from Torex Semiconductor Ltd with identical electrical, mechanical, and compliance specifications. Selection between these parts is based on availability and supply chain considerations rather than technical differentiation.

Compliance Verification: Both parts carry ROHS3 compliance certification and REACH unaffected status, meeting current regulatory requirements for electronic components in consumer and industrial applications. Both are classified under ECCN EAR99 and HTSUS code 8542.39.0001.

Packaging & Handling: Both parts are supplied in 6-USP-B07 (1.8x2) surface mount packages with MSL 1 (unlimited moisture sensitivity), indicating no special moisture control requirements during storage or handling.

Functional Equivalence: The XC6808AND18R-G provides complete functional equivalence to the XC6808B4D28R-G across all specified parameters. Direct substitution is supported without circuit modification or performance impact.

Frequently Asked Questions (FAQ)

Q: Can XC6808AND18R-G be used as a direct replacement for XC6808B4D28R-G?

A: Yes. The XC6808AND18R-G meets all electrical, mechanical, and compliance specifications of the XC6808B4D28R-G. Direct substitution is supported without circuit redesign or performance degradation.

Q: Are there differences in charging current capability between these parts?

A: No. Both parts support a maximum charge current of 40mA with programmable current control. Charging behavior is identical across both part numbers.

Q: Do both parts support the same battery pack voltage?

A: Yes. Both the XC6808B4D28R-G and XC6808AND18R-G are rated for 4.35V battery pack voltage with a maximum supply voltage of 6V.

Q: Are the package dimensions identical?

A: Yes. Both parts use the 6-USP-B07 (1.8x2) surface mount package with 6-XDFN exposed pad configuration. PCB footprints are identical.

Q: What is the operating temperature range for both parts?

A: Both parts operate across -40°C to 85°C ambient temperature range (TA). This range applies to all functional specifications.

Q: Do both parts include the same fault protection features?

A: Yes. Both the XC6808B4D28R-G and XC6808AND18R-G include over-current, over-temperature, and reverse-current protection.

Q: Are there any moisture sensitivity differences?

A: No. Both parts carry MSL 1 (unlimited) rating, indicating no special moisture control requirements during storage, handling, or assembly.

Q: What is the difference between the part numbers?

A: The part numbers differ in their internal designations (B4D28R versus AND18R), but these designations do not reflect functional or electrical differences. Both parts are equivalent XC6808 series charger ICs from Torex Semiconductor Ltd.

Q: Are both parts RoHS3 compliant?

A: Yes. Both the XC6808B4D28R-G and XC6808AND18R-G carry ROHS3 compliance certification and are REACH unaffected.

Q: Can these parts be used interchangeably in production?

A: Yes. Both parts are active products with identical specifications and can be used interchangeably in manufacturing without design changes or performance impact.