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AMS1117CD-3.3-HXY
Public Made by Adomby adom
HXY MOSFET Linear Voltage Regulators (LDO), TO-252-2L. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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AMS1117CD-3.3-HXY
HXY MOSFET · Linear Voltage Regulators (LDO) · TO-252-2L
AMS1117CD-3.3-HXY from HXY MOSFET, in a TO-252-2L. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.
Pinout
| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | GND | power_in | Ground reference terminal of the regulator, labelled GND in the pin list on the first page. |
| 2 | OUT | power_out | Regulated output terminal, which delivers up to 1A with a voltage drop of 1.2V at 1A output current. |
| 3 | IN | power_in | Unregulated input terminal, with an absolute maximum input voltage of 18V and a recommended input voltage of 12V. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | HXY MOSFET |
| Package | TO-252-2L |
| Category | Power Supply Chip |
| Pins | 3 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Output voltage | VOUT | 3.25 | 3.3 | 3.349 | V | IOUT=10mA, VIN=5V, TJ=25°C, 0≤IOUT≤1A, 4.75V≤VIN≤10V | 3 |
| Output voltage (full temperature range) | VOUT | 3.235 | 3.3 | 3.365 | V | IOUT=10mA, VIN=5V, TJ=25°C, 0≤IOUT≤1A, 4.75V≤VIN≤10V | 3 |
| Quiescent current | Iq | 5 | 10 | mA | 4.25V≤VIN≤6.5V | 4 | |
| Ripple rejection ratio | PSRR | 50 | 60 | dB | fRIPPLE=120Hz, (VIN-VOUT)=3V, VRIPPLE=1VPP | 4 | |
| Adjustable current | Iadj | 60 | 120 | uA | 4 | ||
| Adjustable pin current change | 0.2 | 5 | uA | 0≤ IOUT≤800mA, 1.4V ≤VIN-VOUT≤10V | 4 | ||
| Current-limiting protection | Ilimit | 1.4 | 1.6 | 1.8 | A | 4 | |
| Temperature protection | TSD | 150 | ℃ | 4 | |||
| Dropout voltage | Vdrop | 1 | 1.2 | V | IOUT=100mA | 3 | |
| Dropout voltage | Vdrop | 1.05 | 1.25 | V | IOUT=500mA | 3 | |
| Dropout voltage | Vdrop | 1.2 | 1.3 | V | IOUT=1A | 3 | |
| Line regulation | Rline | 6 | 15 | mV | VINMIN ≤VIN≤ 12V, VOUT=Fixed/Adj, Iout=10mA | 3 | |
| Load regulation | Rload | 6 | 18 | mV | 10mA≤IOUT≤1A, VOUT=Fixed/Adj | 3 | |
| Temperature stability of output voltage | TSout | 0.3 | ％ | 3 | |||
| Temperature stability | 0.5 | ％ | 4 | ||||
| RMS output noise | 0.005 | ％ | % of VOUT, 10Hz≤f≤10kHz | 4 | |||
| Input voltage | Vin | 18 | V | 1 | |||
| Pin temperature (welding 5 seconds) | Tlead | 260 | ℃ | welding 5 seconds | 1 | ||
| Working junction temperature range | Tj | 150 | ℃ | 1 | |||
| ESD capability (minimum) | ESD | 2000 | V | 1 | |||
| Operating junction temperature range | TOPR | -40 | 125 | ℃ | 1 | ||
| Storage temperature range | TSTG | -65 | 150 | ℃ | 1 | ||
| Input voltage (recommended) | Vin | 12 | V | 2 | |||
| Working junction temperature range (recommended) | Tj | -40 | 125 | ℃ | 2 | ||
| Thermal resistance, junction to ambient (no heat sink), TO-252-2L | 100 | ℃/W | No heat sink | 4 |
CAD (KiCad official)
- Symbol:
AMS1117CD-3.3-HXY - Footprint:
Package_TO_SOT_SMD:TO-252-2 - 3D model: TO-252-2L (KiCad packages3D, STEP)
- 3D model files:
ams1117cd-3-3-hxy-etched.step/ams1117cd-3-3-hxy-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);ams1117cd-3-3-hxy.step/ams1117cd-3-3-hxy.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: HXY MOSFET datasheet (8 pp, sha256
2dfc475be0877e3e, retrieved 2026-10-27, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-haiku-5-5(text), consensusclaude-sonnet-5-5(agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish. - CAD: KiCad official libraries (CC-BY-SA 4.0).
# AMS1117CD-3.3-HXY
**HXY MOSFET** · Linear Voltage Regulators (LDO) · TO-252-2L
AMS1117CD-3.3-HXY from HXY MOSFET, in a TO-252-2L. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.
## Pinout
| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | GND | power_in | Ground reference terminal of the regulator, labelled GND in the pin list on the first page. |
| 2 | OUT | power_out | Regulated output terminal, which delivers up to 1A with a voltage drop of 1.2V at 1A output current. |
| 3 | IN | power_in | Unregulated input terminal, with an absolute maximum input voltage of 18V and a recommended input voltage of 12V. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | HXY MOSFET |
| Package | TO-252-2L |
| Category | Power Supply Chip |
| Pins | 3 |
## Electrical characteristics
Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Output voltage | VOUT | 3.25 | 3.3 | 3.349 | V | IOUT=10mA, VIN=5V, TJ=25°C, 0≤IOUT≤1A, 4.75V≤VIN≤10V | 3 |
| Output voltage (full temperature range) | VOUT | 3.235 | 3.3 | 3.365 | V | IOUT=10mA, VIN=5V, TJ=25°C, 0≤IOUT≤1A, 4.75V≤VIN≤10V | 3 |
| Quiescent current | Iq | | 5 | 10 | mA | 4.25V≤VIN≤6.5V | 4 |
| Ripple rejection ratio | PSRR | 50 | 60 | | dB | fRIPPLE=120Hz, (VIN-VOUT)=3V, VRIPPLE=1VPP | 4 |
| Adjustable current | Iadj | | 60 | 120 | uA | | 4 |
| Adjustable pin current change | | | 0.2 | 5 | uA | 0≤ IOUT≤800mA, 1.4V ≤VIN-VOUT≤10V | 4 |
| Current-limiting protection | Ilimit | 1.4 | 1.6 | 1.8 | A | | 4 |
| Temperature protection | TSD | | 150 | | ℃ | | 4 |
| Dropout voltage | Vdrop | | 1 | 1.2 | V | IOUT=100mA | 3 |
| Dropout voltage | Vdrop | | 1.05 | 1.25 | V | IOUT=500mA | 3 |
| Dropout voltage | Vdrop | | 1.2 | 1.3 | V | IOUT=1A | 3 |
| Line regulation | Rline | | 6 | 15 | mV | VINMIN ≤VIN≤ 12V, VOUT=Fixed/Adj, Iout=10mA | 3 |
| Load regulation | Rload | | 6 | 18 | mV | 10mA≤IOUT≤1A, VOUT=Fixed/Adj | 3 |
| Temperature stability of output voltage | TSout | | 0.3 | | ％ | | 3 |
| Temperature stability | | | 0.5 | | ％ | | 4 |
| RMS output noise | | | 0.005 | | ％ | % of VOUT, 10Hz≤f≤10kHz | 4 |
| Input voltage | Vin | | | 18 | V | | 1 |
| Pin temperature (welding 5 seconds) | Tlead | | | 260 | ℃ | welding 5 seconds | 1 |
| Working junction temperature range | Tj | | | 150 | ℃ | | 1 |
| ESD capability (minimum) | ESD | | | 2000 | V | | 1 |
| Operating junction temperature range | TOPR | -40 | | 125 | ℃ | | 1 |
| Storage temperature range | TSTG | -65 | | 150 | ℃ | | 1 |
| Input voltage (recommended) | Vin | | | 12 | V | | 2 |
| Working junction temperature range (recommended) | Tj | -40 | | 125 | ℃ | | 2 |
| Thermal resistance, junction to ambient (no heat sink), TO-252-2L | | | 100 | | ℃/W | No heat sink | 4 |
## CAD (KiCad official)
- Symbol: `AMS1117CD-3.3-HXY`
- Footprint: `Package_TO_SOT_SMD:TO-252-2`
- 3D model: TO-252-2L (KiCad packages3D, STEP)
- 3D model files: `ams1117cd-3-3-hxy-etched.step` / `ams1117cd-3-3-hxy-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `ams1117cd-3-3-hxy.step` / `ams1117cd-3-3-hxy.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [HXY MOSFET datasheet](docs/ams1117cd-3-3-hxy-datasheet.pdf) (8 pp, sha256 `2dfc475be0877e3e`, retrieved 2026-10-27, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-5-5` (text), consensus `claude-sonnet-5-5` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
- **CAD:** KiCad official libraries (CC-BY-SA 4.0).
[Datasheet PDF](docs/ams1117cd-3-3-hxy-datasheet.pdf)