Part A
AMC3330DWER
Texas Instruments
- Lifecycle
- Active
- Stock
- 3848 PCS
- Package
- SOIC-16
- Series
- Specialized ICs
Replacement verdict
Compatible functional replacement candidate
The AMC3330DWER and AMC3330DWE are functionally equivalent isolated amplifiers from the same manufacturer family, sharing identical core electrical specifications, package type, and pinout. The only distinction is the reel packaging option denoted by the "R" suffix, making the AMC3330DWER a suitable functional replacement candidate for the AMC3330DWE in production environments where tape-and-reel handling is preferred.
Package Type
High match
Isolation Rating
High match
Input Voltage Range
High match
Operating Temperature
High match
Parts at a glance
Part B
AMC3330DWE
Texas Instruments
- Lifecycle
- Active
- Stock
- 8987 PCS
- Package
- SOIC-16
- Series
- Linear - Amplifiers - Special Purpose
Key differences
Rows are prioritized by design impact. Highlighted values require attention during substitution.
Key electrical and mechanical differences between the two devices
| Parameter | AMC3330DWER | AMC3330DWE | Why it matters |
|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Same manufacturer ensures consistent design, documentation, and quality standards. |
| Function | Isolated amplifier with integrated DC/DC converter | Isolated amplifier with integrated DC/DC converter | Identical core function confirms the parts are functionally interchangeable in signal isolation applications. |
| Package / Case | SOIC-16 (wide body) | SOIC-16 (wide body) | Same package footprint allows drop-in PCB replacement without layout changes. |
| Number of Channels | 1 | 1 | Channel count must match for the device to serve the same signal path. |
| Isolation Rating | Reinforced isolation (per datasheet) | Reinforced isolation (per datasheet) | Isolation rating determines safety and suitability for high-voltage measurement systems. |
| Supply Voltage | 3.3 V to 5.5 V (per datasheet) | 3.3 V to 5.5 V (per datasheet) | Matching supply range ensures compatibility with the same system power rails. |
| Operating Temperature Range | -40°C to +125°C | -40°C to +125°C | Identical temperature range guarantees equivalent environmental robustness. |
| Packaging / Ordering Suffix | Tape and reel (R suffix) | Tube / bulk (no R suffix) | The suffix indicates packaging format, which affects automated assembly handling and inventory form, though the die is the same. |
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Full specification comparison
Use manufacturer datasheets as the final authority.
| Specification | AMC3330DWER | AMC3330DWE |
|---|---|---|
| Supplier | - | Texas Instruments |
| Part Status | Active | Active |
| Type | Isolated Amplifier | Isolated |
| Applications | - | Driver |
| Mounting Type | Surface Mount | Surface Mount |
Frequently asked questions
What is the difference between the AMC3330DWER and the AMC3330DWE?
The AMC3330DWER and AMC3330DWE are the same isolated amplifier device; the difference is the ordering suffix. The "R" suffix denotes tape-and-reel packaging, while the non-R version is supplied in standard tube/rail packaging. Electrical and functional specifications are identical.
Are the AMC3330DWER and AMC3330DWE electrically and functionally identical?
Yes. Both variants share the same die, pinout, and datasheet specifications for the AMC3330 isolated amplifier, including the ±1-V input range, isolated output, and reinforced isolation ratings. Only the delivery packaging format differs.
What package do the AMC3330DWER and AMC3330DWE use?
Both devices are offered in the same SOIC (DWE) package with the same pin count and pin functions, so the PCB land pattern is identical for either variant.
Can the AMC3330DWER be used as a drop-in replacement for the AMC3330DWE?
Yes, from an electrical and footprint standpoint the two are interchangeable because they are the same device in the same package. The only practical consideration is the packaging format: tape-and-reel (R) versus tube/rail, which affects automated assembly handling rather than board performance.
Which variant should be selected for automated SMT production lines?
The AMC3330DWER (tape-and-reel) is typically preferred for automated pick-and-place SMT assembly, while the AMC3330DWE (tube/rail) is commonly used for low-volume or manual assembly. Selection depends on the assembly equipment and handling requirements.
Do the AMC3330DWER and AMC3330DWE differ in isolation ratings or accuracy specifications?
No. Because both are the same AMC3330 device, the reinforced isolation rating, input voltage range, gain error, and other datasheet parameters are identical between the two ordering variants.
Are the AMC3330DWER and AMC3330DWE RoHS-compliant and lead-free?
Both ordering variants are supplied under the same device qualification and material declarations for the AMC3330. Buyers should confirm the specific orderable part number's compliance status on the manufacturer's product page or an authorized distributor listing before finalizing.