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RT9183-15GLF Equivalent & Substitute Parts
Part Overview
The RT9183-15GLF is a linear voltage regulator IC from Richtek USA Inc. designed for positive fixed output applications. This Surface Mount device delivers 1.5A output current with a fixed 1.5V output and operates across an input voltage range up to 5.5V. The component is classified as Active product status with full RoHS3 compliance and REACH unaffected designation. Substitute parts are identified when equivalent electrical performance, identical package configuration, and compatible operating parameters are required for design flexibility, inventory optimization, or supply chain continuity.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer Part Number | RT9183-15GLF |
| Manufacturer | Richtek USA Inc. |
| Category | Power Management (PMIC) |
| Package / Case | TO-252-3, DPAK (2 Leads + Tab), SC-63 |
| Voltage - Output (Min/Fixed) | 1.5V |
| Voltage - Input (Max) | 5.5V |
| Current - Output | 1.5A |
| Voltage Dropout (Max) | 0.5V @ 1.5A |
| Operating Temperature | -40°C ~ 125°C |
| Protection Features | Over Current, Over Temperature |
| RoHS Status | ROHS3 Compliant |
| Product Status | Active |
Substitute Part Grouping Explanation
Substitution eligibility for the RT9183-15GLF is determined by the following critical parameters:
- Package Compatibility: Identical TO-252-3 (DPAK) surface mount package required for PCB layout and thermal management equivalence
- Output Voltage: Fixed 1.5V output specification must match exactly
- Output Current: 1.5A rated output current capacity
- Input Voltage Range: Maximum input voltage of 5.5V or greater
- Protection Features: Over Current and Over Temperature protection required
- Regulatory Compliance: RoHS3 compliance and REACH unaffected status
- Product Status: Active manufacturing status for ongoing availability
The AP7363-15D-13 from Diodes Incorporated meets all substitution criteria within these defined parameters.
Parameter Comparison
| Parameter | RT9183-15GLF (Richtek) | AP7363-15D-13 (Diodes) | Compatibility |
|---|---|---|---|
| Package / Case | TO-252-3, DPAK (2 Leads + Tab), SC-63 | TO-252-3, DPAK (2 Leads + Tab), SC-63 | Identical |
| Voltage - Output (Min/Fixed) | 1.5V | 1.5V | Identical |
| Voltage - Input (Max) | 5.5V | 5.5V | Identical |
| Current - Output | 1.5A | 1.5A | Identical |
| Voltage Dropout (Max) | 0.5V @ 1.5A | 0.24V @ 1.5A | AP7363 Superior |
| Operating Temperature | -40°C ~ 125°C | -40°C ~ 85°C | RT9183 Extended Range |
| Protection Features | Over Current, Over Temperature | Over Current, Over Temperature | Identical |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | Identical |
| Product Status | Active | Active | Identical |
| Mounting Type | Surface Mount | Surface Mount | Identical |
Engineering Selection Recommendations
Both the RT9183-15GLF and AP7363-15D-13 are Active product status components with full RoHS3 compliance and REACH unaffected certification, ensuring regulatory compliance for current and future applications.
The RT9183-15GLF provides an extended operating temperature range of -40°C to 125°C, suitable for applications requiring higher temperature performance. The AP7363-15D-13 operates within -40°C to 85°C and features superior dropout voltage performance at 0.24V compared to 0.5V, resulting in lower power dissipation and improved efficiency in current-limited applications.
Selection between these parts depends on specific application requirements: choose RT9183-15GLF for extended temperature range applications; select AP7363-15D-13 for efficiency-critical designs or when lower dropout voltage is advantageous.
Frequently Asked Questions (FAQ)
Q: Can AP7363-15D-13 directly replace RT9183-15GLF in existing designs?
A: Yes, within the specified operating temperature range of -40°C to 85°C. Both components share identical package configuration (TO-252-3), output voltage (1.5V), output current (1.5A), input voltage maximum (5.5V), and protection features. PCB layout and thermal design remain unchanged.
Q: What is the primary difference between these two regulators?
A: The AP7363-15D-13 features lower dropout voltage (0.24V vs. 0.5V) and operates to 85°C maximum, while the RT9183-15GLF extends to 125°C. The lower dropout voltage of the AP7363 reduces power dissipation and heat generation.
Q: Are both parts suitable for high-temperature applications above 85°C?
A: Only the RT9183-15GLF is rated for operation above 85°C, extending to 125°C. For applications requiring sustained operation above 85°C, the RT9183-15GLF is the appropriate selection.
Q: Do packaging and pinout differences exist between these regulators?
A: No. Both components use identical TO-252-3 (DPAK) surface mount packaging with 2 leads plus tab configuration. Pinout and PCB footprint are identical, enabling direct substitution without layout modifications.
Q: What compliance certifications apply to both parts?
A: Both the RT9183-15GLF and AP7363-15D-13 are RoHS3 compliant and REACH unaffected, meeting current environmental and regulatory requirements for electronic component manufacturing and use.
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