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AS5047P-ATST Equivalent & Substitute Parts
Part Overview
The AS5047P-ATST is an active magnetic rotary encoder manufactured by ams-OSRAM USA INC. This surface-mount programmable encoder generates PWM output signals proportional to rotational position, utilizing an external magnet as the sensing element. The device operates across dual voltage ranges (3V–3.6V and 4.5–5.5V) and supports programmable pulse-per-revolution configuration, enabling flexible integration into motion control and position feedback applications.
The AS5047P-ATST maintains Active product status with full RoHS compliance and REACH unaffected classification. Substitute part identification becomes necessary when packaging format requirements differ, inventory constraints exist, or automotive-grade qualification is mandated for specific applications.
Substiute Parts
Key Parameters
| Parameter | Specification |
|---|---|
| Encoder Type | Magnetic |
| Output Type | PWM |
| Pulses per Revolution | Programmable |
| Voltage Supply Range | 3V–3.6V, 4.5–5.5V |
| Actuator Type | External Magnet (Not Included) |
| Mounting Type | Surface Mount |
| Termination Style | SMD (SMT) Tab |
| Detent | No |
| Built-in Switch | No |
| Moisture Sensitivity Level | 3 (168 Hours) |
| RoHS Status | RoHS Compliant |
| REACH Status | REACH Unaffected |
Substitute Part Grouping Explanation
Substitution eligibility for the AS5047P-ATST is determined by strict equivalence across the following critical parameters:
Mandatory Equivalence Criteria:
- Encoder Type: Magnetic
- Output Type: PWM
- Pulses per Revolution: Programmable
- Voltage Supply Range: 3V–3.6V and 4.5–5.5V
- Actuator Type: External Magnet (Not Included)
- Mounting Type: Surface Mount
- Termination Style: SMD (SMT) Tab
- Detent: No
- Built-in Switch: No
- Moisture Sensitivity Level: 3 (168 Hours)
- RoHS Status: RoHS Compliant
- REACH Status: REACH Unaffected
Variable Parameters (Non-Substitution Factors):
- Packaging format (Tape & Reel vs. Cut Tape & Digi-Reel)
- Inventory quantity
- Automotive qualification (AEC-Q100)
- Base product number variant (AS5047 vs. AS5247)
All identified substitute parts maintain identical electrical and mechanical specifications. Packaging differences enable selection based on procurement volume and assembly process requirements. The AS5247-HMFM variant includes automotive-grade qualification (AEC-Q100), suitable for applications requiring automotive reliability standards.
Parameter Comparison
| Part Number | Manufacturer | Packaging | Encoder Type | Output Type | Voltage Supply | Termination | MSL | RoHS | Automotive Grade | Inventory (Pcs) |
|---|---|---|---|---|---|---|---|---|---|---|
| AS5047P-ATST | ams-OSRAM USA INC. | Tape & Reel (TR) | Magnetic | PWM | 3V–3.6V, 4.5–5.5V | SMD (SMT) Tab | 3 (168 Hrs) | Compliant | No | 811 |
| AS5047D-ATST | ams-OSRAM USA INC. | Tape & Reel (TR) | Magnetic | PWM | 3V–3.6V, 4.5–5.5V | SMD (SMT) Tab | 3 (168 Hrs) | Compliant | No | 21,974 |
| AS5047D-ATSM | ams-OSRAM USA INC. | Cut Tape (CT) & Digi-Reel® | Magnetic | PWM | 3V–3.6V, 4.5–5.5V | SMD (SMT) Tab | 3 (168 Hrs) | Compliant | No | 22,274 |
| AS5047P-ATSM | ams-OSRAM USA INC. | Cut Tape (CT) & Digi-Reel® | Magnetic | PWM | 3V–3.6V, 4.5–5.5V | SMD (SMT) Tab | 3 (168 Hrs) | Compliant | No | 34,466 |
| AS5247-HMFM | ams-OSRAM USA INC. | Tape & Reel (TR) | Magnetic | PWM | 3V–3.6V, 4.5–5.5V | SMD (SMT) Tab | 3 (168 Hrs) | Compliant | Yes (AEC-Q100) | 3,816 |
Engineering Selection Recommendations
For Standard Industrial Applications: Select AS5047D-ATSM or AS5047P-ATSM when Cut Tape & Digi-Reel packaging accommodates assembly processes. These variants maintain identical electrical performance and compliance certifications while offering higher inventory availability (22,274 and 34,466 units respectively).
For Tape & Reel Packaging Requirements: AS5047D-ATST provides equivalent functionality to AS5047P-ATST with significantly higher stock levels (21,974 units). Both maintain Tape & Reel format suitable for automated pick-and-place assembly.
For Automotive Applications: AS5247-HMFM is the sole substitute variant qualified to AEC-Q100 automotive reliability standards. This part maintains all electrical and mechanical equivalence while meeting automotive qualification requirements. Inventory availability is limited to 3,816 units.
Compliance Verification: All substitute parts maintain RoHS Compliant status and REACH Unaffected classification, ensuring regulatory compliance across industrial and consumer markets. Moisture Sensitivity Level 3 (168 Hours) is consistent across all variants.
Frequently Asked Questions (FAQ)
Q: Can AS5047D-ATST replace AS5047P-ATST in production designs?
A: Yes. Both parts are electrically and mechanically equivalent across all critical parameters: magnetic encoder type, PWM output, programmable pulse configuration, dual voltage supply ranges (3V–3.6V and 4.5–5.5V), surface-mount termination, and identical compliance certifications. The primary difference is packaging format (Tape & Reel for both) and inventory availability.
Q: What is the difference between Cut Tape (CT) & Digi-Reel and Tape & Reel (TR) packaging?
A: Tape & Reel (TR) packaging supplies components on continuous carrier tape wound on reels, optimized for high-volume automated assembly. Cut Tape (CT) & Digi-Reel packaging provides smaller quantities on cut tape segments, suitable for lower-volume production or prototype builds. Electrical and mechanical specifications remain identical.
Q: Is AS5247-HMFM suitable for non-automotive applications?
A: Yes. AS5247-HMFM maintains full electrical and mechanical equivalence to AS5047P-ATST and exceeds standard industrial requirements through AEC-Q100 automotive qualification. It can be used in any application where AS5047P-ATST is specified, with the added benefit of enhanced reliability certification.
Q: Are all substitute parts RoHS compliant?
A: Yes. All identified substitute parts (AS5047D-ATST, AS5047D-ATSM, AS5047P-ATSM, and AS5247-HMFM) maintain RoHS Compliant status and REACH Unaffected classification, identical to the main part AS5047P-ATST.
Q: Which substitute part offers the highest inventory availability?
A: AS5047P-ATSM provides the highest stock level at 34,466 units. This variant uses Cut Tape & Digi-Reel packaging and maintains complete electrical and mechanical equivalence to AS5047P-ATST.
Q: Can I mix packaging formats in a single production run?
A: Packaging format selection should align with assembly equipment capabilities and procurement logistics. Tape & Reel (TR) variants (AS5047P-ATST, AS5047D-ATST, AS5247-HMFM) are optimized for continuous automated assembly. Cut Tape & Digi-Reel variants (AS5047D-ATSM, AS5047P-ATSM) suit lower-volume or manual assembly processes. Electrical performance is independent of packaging format.
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