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AP9101CK6-AATRG1 Equivalent & Substitute Parts
Part Overview
The AP9101CK6-AATRG1 is a Battery Protection IC for single-cell Lithium Ion/Polymer applications, manufactured by Diodes Incorporated. This component provides over-current and over-voltage fault protection in a surface-mount SOT-23-6 package. The part is classified as Obsolete, making identification of active equivalent alternatives essential for new designs and production continuity. Substitute parts maintain identical electrical and mechanical specifications while offering improved availability through active product status variants.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer | Diodes Incorporated |
| 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 | SOT-23-6 |
| Supplier Device Package | SOT-26 |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| REACH Status | REACH Unaffected |
Substitute Part Grouping Explanation
Substitute parts for the AP9101CK6-AATRG1 are qualified based on the following criteria:
Electrical Equivalence: All substitute parts maintain identical function (Battery Protection), battery chemistry support (Lithium Ion/Polymer), cell count (1 cell), fault protection mechanisms (Over Current, Over Voltage), and operating temperature range (-40°C ~ 85°C).
Mechanical Compatibility: All substitutes share the same package type (SOT-23-6), supplier device package designation (SOT-26), and surface-mount mounting type, ensuring PCB layout and assembly process compatibility.
Regulatory Compliance: All parts maintain ROHS3 compliance, REACH unaffected status, and MSL Level 1 rating, meeting environmental and handling requirements.
Packaging Variants: Substitutes are available in two packaging formats: Cut Tape (CT) & Digi-Reel® and Tape & Reel (TR), accommodating different procurement and assembly workflows.
Product Status Consideration: The main part (AP9101CK6-AATRG1) is Obsolete. Active status alternatives provide supply chain continuity for ongoing production requirements.
Parameter Comparison
| Part Number | Manufacturer | Product Status | Packaging | Function | Battery Chemistry | Cells | Fault Protection | Temp Range | Package | RoHS | Inventory (Pcs) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| AP9101CK6-AATRG1 | Diodes Inc. | Obsolete | — | Battery Protection | Li-Ion/Polymer | 1 | OC, OV | -40~85°C | SOT-23-6 | ROHS3 | 12,300 |
| AP9101CAK6-ABTRG1 | Diodes Inc. | Obsolete | CT & Digi-Reel® | Battery Protection | Li-Ion/Polymer | 1 | OC, OV | -40~85°C | SOT-23-6 | ROHS3 | 4,400 |
| AP9101CAK6-ACTRG1 | Diodes Inc. | Active | TR | Battery Protection | Li-Ion/Polymer | 1 | OC, OV | -40~85°C | SOT-23-6 | ROHS3 | 781 |
| AP9101CAK6-AETRG1 | Diodes Inc. | Active | TR | Battery Protection | Li-Ion/Polymer | 1 | OC, OV | -40~85°C | SOT-23-6 | ROHS3 | 1,077 |
| AP9101CAK6-AFTRG1 | Diodes Inc. | Active | TR | Battery Protection | Li-Ion/Polymer | 1 | OC, OV | -40~85°C | SOT-23-6 | ROHS3 | 9,300 |
| AP9101CAK6-AHTRG1 | Diodes Inc. | Active | TR | Battery Protection | Li-Ion/Polymer | 1 | OC, OV | -40~85°C | SOT-23-6 | ROHS3 | 908 |
| AP9101CAK6-AITRG1 | Diodes Inc. | Active | TR | Battery Protection | Li-Ion/Polymer | 1 | OC, OV | -40~85°C | SOT-23-6 | ROHS3 | 1,001 |
| AP9101CAK6-AJTRG1 | Diodes Inc. | Active | TR | Battery Protection | Li-Ion/Polymer | 1 | OC, OV | -40~85°C | SOT-23-6 | ROHS3 | 975 |
| AP9101CAK6-ALTRG1 | Diodes Inc. | Active | TR | Battery Protection | Li-Ion/Polymer | 1 | OC, OV | -40~85°C | SOT-23-6 | ROHS3 | 6,100 |
| AP9101CAK6-AMTRG1 | Diodes Inc. | Active | TR | Battery Protection | Li-Ion/Polymer | 1 | OC, OV | -40~85°C | SOT-23-6 | ROHS3 | 15,200 |
| AP9101CAK6-ANTRG1 | Diodes Inc. | Obsolete | CT & Digi-Reel® | Battery Protection | Li-Ion/Polymer | 1 | OC, OV | -40~85°C | SOT-23-6 | ROHS3 | 4,300 |
Engineering Selection Recommendations
For new designs and production applications, Active status parts are preferred over Obsolete variants to ensure long-term supply chain stability. Among active substitutes, AP9101CAK6-AMTRG1 offers the highest inventory level (15,200 pcs) with Tape & Reel packaging, suitable for high-volume automated assembly. AP9101CAK6-AFTRG1 provides a secondary option with 9,300 pcs in stock and identical electrical specifications.
For applications requiring Cut Tape & Digi-Reel® packaging, AP9101CAK6-ABTRG1 remains available despite Obsolete status, with 4,400 pcs in inventory. This option is suitable for lower-volume or prototype applications where packaging format is a constraint.
All substitute parts maintain ROHS3 compliance and REACH unaffected status, meeting regulatory requirements for consumer electronics, industrial, and automotive applications. MSL Level 1 rating eliminates moisture sensitivity concerns for standard storage and handling conditions.
Frequently Asked Questions (FAQ)
Q: Can AP9101CAK6-AMTRG1 be used as a direct replacement for AP9101CK6-AATRG1?
A: Yes. Both parts share identical electrical function (single-cell lithium battery protection with over-current and over-voltage fault detection), operating temperature range (-40°C to 85°C), and package type (SOT-23-6). The primary difference is product status (Active vs. Obsolete) and packaging format (Tape & Reel vs. unspecified). PCB layout and assembly processes require no modification.
Q: What is the difference between Cut Tape (CT) & Digi-Reel® and Tape & Reel (TR) packaging?
A: Cut Tape & Digi-Reel® packaging is suitable for manual assembly, prototyping, and lower-volume production runs. Tape & Reel packaging is optimized for automated pick-and-place assembly systems used in high-volume manufacturing. Both formats contain identical components; the difference is in delivery and handling format only.
Q: Are all substitute parts ROHS3 compliant?
A: Yes. All listed substitute parts, including the main part AP9101CK6-AATRG1, carry ROHS3 compliance certification and REACH unaffected status. MSL Level 1 rating applies to all variants, indicating no moisture sensitivity restrictions during storage or handling.
Q: Why is the main part listed as Obsolete?
A: Obsolete status indicates the part is no longer in active production by the manufacturer. Active equivalent variants (AP9101CAK6-ACTRG1 through AP9101CAK6-AMTRG1) provide identical functionality with ongoing manufacturing support and supply availability.
Q: Can I mix packaging formats in a single production run?
A: Packaging format does not affect component electrical or mechanical performance. However, assembly process compatibility should be verified with your manufacturing partner. Automated assembly lines typically require Tape & Reel format, while manual or semi-automated processes can accommodate Cut Tape & Digi-Reel® format.
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