Specs side by side
2 parts compared · 14 differing specs across 14 total parameters.
| Parameter | ||
|---|---|---|
| Supply voltage | - | Up to 15V Input, 1.1V Dropout at 1A |
| Memory & Peripherals | - | Thermal overload and current limit protection |
| Case | SOT-223 (3-pin + tab) | SOT-223 |
| Compatibility Level | - | 100% Drop-in (Zero Code Change) |
| Component Category | Power Management ICs (PMIC) | - |
| Core & Architecture | - | 1A Output Current, Fixed 3.3V Output |
| Firmware Notes | - | Passive regulator; zero software change. |
| Hardware Notes | - | Direct 1:1 drop-in on SOT-223 footprint. Pin 1: GND/ADJ, Pin 2: VOUT (Tab), Pin 3: VIN. Compatible with 10µF tantalum or ceramic output capacitors with series damping resistor. |
| Lead Time Advantage | - | Shenzhen Warehouse Immediate Delivery |
| Market Reality | AMS1117-3.3 is the most common 1A linear regulator in prototype and industrial hardware. However, it requires a 1.1V dropout and consumes ~5–11mA quiescent current even at no load. For battery-powered or heat-sensitive designs, low-dropout, low-Iq alternatives like MicrOne ME6211 or Richtek RT9193 provide massive efficiency gains. | - |
| Reference Part | - | AMS1117-3.3 |
| Role In Circuit | Original Reference Part | - |
| Sourcing Advantage | - | World top 3 semiconductor packaging provider; extreme volume production stability. |
| Sourcing Status | Active Shenzhen Spot Sourcing (24–48h) | - |
Parts
- AMS1117-3.3 · ams
- CJ1117-3.3 · jcet