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S-8241AECMC-GECT2G Equivalent & Substitute Parts
Part Overview
The S-8241AECMC-GECT2G is a single-cell lithium ion/polymer battery protection IC manufactured by ABLIC Inc. in SOT-23-5 surface mount packaging. This device provides over-current and over-voltage fault protection for single-cell battery applications. The part is classified as not for new designs, making identification of equivalent and substitute components essential for ongoing production support and design alternatives.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer Part Number | S-8241AECMC-GECT2G |
| Manufacturer | ABLIC Inc. |
| Category | Power Management (PMIC) |
| Function | Battery Protection |
| Battery Chemistry | Lithium Ion/Polymer |
| Number of Cells | 1 |
| Fault Protection | Over Current, Over Voltage |
| Operating Temperature Range | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | SC-74A, SOT-753 |
| Supplier Device Package | SOT-23-5 |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| Product Status | Not For New Designs |
Substitute Part Grouping Explanation
Substitution eligibility for the S-8241AECMC-GECT2G is determined by the following critical parameters:
- Battery Chemistry: Lithium Ion/Polymer
- Number of Cells: Single-cell (1 cell)
- Fault Protection: Over Current and Over Voltage capability
- Operating Temperature Range: -40°C ~ 85°C (TA)
- Mounting Type: Surface Mount
- RoHS Compliance: ROHS3 Compliant
Substitute parts are grouped into two categories:
Parametric Equivalents share identical electrical specifications, battery chemistry, cell count, fault protection features, and operating temperature range. These parts differ only in manufacturer-specific part number variants or packaging configurations (tape & reel variants).
Similar Parts maintain core functional compatibility (single-cell lithium ion/polymer battery protection with over-current and over-voltage protection) but may differ in package type, fault protection scope, or product status. These parts are suitable for applications where package footprint changes are acceptable.
Parameter Comparison
| Manufacturer Part Number | Manufacturer | Battery Chemistry | Number of Cells | Fault Protection | Operating Temperature | Package / Case | Supplier Device Package | Product Status | Inventory (Pcs) |
|---|---|---|---|---|---|---|---|---|---|
| S-8241AECMC-GECT2G | ABLIC Inc. | Lithium Ion/Polymer | 1 | Over Current, Over Voltage | -40°C ~ 85°C | SC-74A, SOT-753 | SOT-23-5 | Not For New Designs | 29,373 |
| S-8241ABKMC-GBKT2G | ABLIC Inc. | Lithium Ion/Polymer | 1 | Over Current, Over Voltage | -40°C ~ 85°C | SC-74A, SOT-753 | SOT-23-5 | Not For New Designs | 5,280 |
| S-8241ABPMC-GBPT2G | ABLIC Inc. | Lithium Ion/Polymer | 1 | Over Current, Over Voltage | -40°C ~ 85°C | SC-74A, SOT-753 | SOT-23-5 | Not For New Designs | 23,400 |
| AP9101CK6-CDTRG1 | Diodes Incorporated | Lithium Ion/Polymer | 1 | Over Current, Over Voltage | -40°C ~ 85°C | SOT-23-6 | SOT-26 | Active | 915 |
| BQ29700DSER | Texas Instruments | Lithium Ion/Polymer | 1 | Over Current, Over/Under Voltage, Short Circuit | -40°C ~ 85°C | 6-WFDFN | 6-WSON (1.5x1.5) | Active | 47,300 |
| BQ29717DSER | Texas Instruments | Lithium Ion/Polymer | 1 | Over Current, Over/Under Voltage, Short Circuit | -40°C ~ 85°C | 6-WFDFN | 6-WSON (1.5x1.5) | Active | 8,830 |
| AP9101CAK-AATRG1 | Diodes Incorporated | Lithium Ion/Polymer | 1 | Over Current, Over Voltage | -40°C ~ 85°C | SC-74A, SOT-753 | SOT-25 | Active | 977 |
| AP9101CAK-ABTRG1 | Diodes Incorporated | Lithium Ion/Polymer | 1 | Over Current, Over Voltage | -40°C ~ 85°C | SC-74A, SOT-753 | SOT-25 | Obsolete | 3,100 |
| AP9101CAK-ACTRG1 | Diodes Incorporated | Lithium Ion/Polymer | 1 | Over Current, Over Voltage | -40°C ~ 85°C | SC-74A, SOT-753 | SOT-25 | Active | 886 |
| AP9101CAK-ADTRG1 | Diodes Incorporated | Lithium Ion/Polymer | 1 | Over Current, Over Voltage | -40°C ~ 85°C | SC-74A, SOT-753 | SOT-25 | Active | 825 |
| AP9101CAK-AETRG1 | Diodes Incorporated | Lithium Ion/Polymer | 1 | Over Current, Over Voltage | -40°C ~ 85°C | SC-74A, SOT-753 | SOT-25 | Active | 769 |
Engineering Selection Recommendations
Parametric Equivalents (ABLIC Inc. S-8241 Series)
S-8241ABKMC-GBKT2G and S-8241ABPMC-GBPT2G are parametric equivalents to the S-8241AECMC-GECT2G. Both maintain identical electrical specifications, package type (SOT-23-5), and operating characteristics. These parts are direct substitutes for applications requiring the same form factor and performance envelope. Both are ROHS3 compliant with MSL 1 rating. S-8241ABPMC-GBPT2G offers higher inventory availability (23,400 units) compared to S-8241ABKMC-GBKT2G (5,280 units).
Similar Parts with Package Variants (Diodes Incorporated AP9101 Series)
AP9101CAK-AATRG1, AP9101CAK-ACTRG1, AP9101CAK-ADTRG1, and AP9101CAK-AETRG1 are active product alternatives from Diodes Incorporated. These parts maintain identical battery protection functionality and operating temperature range but use SOT-25 packaging instead of SOT-23-5. All four variants are ROHS3 compliant with MSL 1 rating and active product status, supporting long-term availability. AP9101CAK-ABTRG1 is marked obsolete and should not be selected for new applications despite parametric compatibility.
AP9101CK6-CDTRG1 is an active Diodes Incorporated alternative with SOT-26 packaging. This part maintains core battery protection functionality but differs in package footprint (SOT-23-6 vs. SOT-23-5).
Similar Parts with Enhanced Protection (Texas Instruments BQ29700/BQ29717 Series)
BQ29700DSER and BQ29717DSER are active Texas Instruments alternatives offering extended fault protection capabilities including over/under voltage and short circuit detection beyond the over-current and over-voltage protection of the S-8241AECMC-GECT2G. Both use 6-WSON packaging and are ROHS3 compliant with MSL 1 rating. BQ29700DSER provides significantly higher inventory (47,300 units). These parts are suitable for applications where enhanced protection features are beneficial and package footprint changes are acceptable.
Frequently Asked Questions (FAQ)
Q: Can S-8241ABKMC-GBKT2G and S-8241ABPMC-GBPT2G be used interchangeably with S-8241AECMC-GECT2G?
A: Yes. Both parts are parametric equivalents manufactured by ABLIC Inc. with identical electrical specifications, battery chemistry (lithium ion/polymer), single-cell configuration, fault protection (over-current and over-voltage), operating temperature range (-40°C ~ 85°C), and SOT-23-5 packaging. They are direct substitutes requiring no circuit modifications.
Q: What is the primary difference between ABLIC S-8241 variants and Diodes Incorporated AP9101 alternatives?
A: ABLIC S-8241 variants maintain SOT-23-5 packaging identical to the main part. Diodes Incorporated AP9101 alternatives use different package types: SOT-25 (AP9101CAK series) or SOT-26 (AP9101CK6 series). Package changes require PCB layout modifications. All maintain identical battery protection functionality and operating temperature range.
Q: Why are Texas Instruments BQ29700DSER and BQ29717DSER listed as similar rather than equivalent?
A: While both parts protect single-cell lithium ion/polymer batteries across the same operating temperature range, they offer extended fault protection including over/under voltage and short circuit detection. The S-8241AECMC-GECT2G provides only over-current and over-voltage protection. Additionally, the BQ series uses 6-WSON packaging versus SOT-23-5, requiring PCB layout changes. These differences classify them as similar rather than parametric equivalents.
Q: Should AP9101CAK-ABTRG1 be considered for new designs?
A: No. AP9101CAK-ABTRG1 is marked obsolete. Although parametrically compatible, obsolete status indicates discontinued manufacturing and limited future availability. Active alternatives such as AP9101CAK-AATRG1, AP9101CAK-ACTRG1, AP9101CAK-ADTRG1, or AP9101CAK-AETRG1 should be selected instead.
Q: Are all substitute parts ROHS3 compliant?
A: Yes. All listed substitute parts maintain ROHS3 compliance and MSL 1 (unlimited moisture sensitivity) rating, matching the environmental and regulatory specifications of the S-8241AECMC-GECT2G.
Q: What inventory considerations apply when selecting substitutes?
A: S-8241ABPMC-GBPT2G offers the highest inventory among parametric equivalents (23,400 units). BQ29700DSER provides the largest inventory among all alternatives (47,300 units). Inventory levels should be evaluated against project timeline and volume requirements.
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