component
LM2931AZ-5.0RAG
Public Made by Adomby adom
onsemi Linear Voltage Regulators (LDO), TO-92. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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LM2931AZ-5.0RAG
onsemi · Linear Voltage Regulators (LDO) · TO-92
LM2931AZ-5.0RAG from onsemi, in a TO-92. 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 | Output | power_out | Regulated 5.0 V fixed output capable of supplying more than 100 mA, with internal current limiting and thermal shutdown. |
| 2 | Ground | power_in | Ground pin of the regulator. |
| 3 | Input | power_in | Unregulated supply input, rated 40 Vdc continuous and 60 Vpk transient (load dump), with -50 Vpk reverse transient protection. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | onsemi |
| Package | TO-92 |
| Category | Power Management ICs |
| 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 | VO | 4.81 | 5 | 5.19 | V | Vin = 14 V, IO = 10 mA, TA = 25°C | 4 |
| Output Voltage (full range) | VO | 4.75 | 5.25 | V | Vin = 6.0 V to 26 V, IO ≤ 100 mA, TA = −40 to +125°C | 4 | |
| Line Regulation | Regline | 2 | 10 | mV | Vin = 9.0 V to 16 V | 4 | |
| Line Regulation | Regline | 4 | 30 | mV | Vin = 6.0 V to 26 V | 4 | |
| Load Regulation | Regload | 14 | 50 | mV | IO = 5.0 mA to 100 mA | 4 | |
| Bias Current | IB | 5.8 | 30 | mA | Vin = 14 V, IO = 100 mA, TA = 25°C | 4 | |
| Bias Current | IB | 0.4 | 1 | mA | Vin = 6.0 V to 26 V, IO = 10 mA, TA = −40 to +125°C | 4 | |
| Ripple Rejection | RR | 60 | 90 | dB | f = 120 Hz | 4 | |
| Dropout Voltage | VI−VO | 0.015 | 0.2 | V | IO = 10 mA | 4 | |
| Dropout Voltage | VI−VO | 0.16 | 0.6 | V | IO = 100 mA | 4 | |
| Over-Voltage Shutdown Threshold | Vth(OV) | 26 | 29.5 | 40 | V | 4 | |
| Output Voltage with Reverse Polarity Input | −VO | -0.3 | 0 | V | Vin = −15 V | 4 | |
| Output Impedance | ZO | 200 | mΩ | IO = 10 mA, ΔIO = 1.0 mA, f = 100 Hz to 10 kHz | 4 | ||
| Output Noise Voltage | Vn | 700 | µVrms | f = 10 Hz to 100 kHz | 4 | ||
| Long Term Stability | S | 20 | mV/kHR | 4 | |||
| Input Voltage Continuous | VI | 40 | Vdc | 3 | |||
| Transient Input Voltage | VI(τ) | 60 | Vpk | τ ≤ 100 ms | 3 | ||
| Transient Reverse Polarity Input Voltage | −VI(τ) | -50 | Vpk | 1.0% Duty Cycle, τ ≤ 100 ms | 3 | ||
| ESD HBM | 2000 | V | Human Body Model, Class 2, JESD22 A114-C | 3 | |||
| ESD MM | 200 | V | Machine Model, Class A, JESD22 A115-A | 3 | |||
| ESD CDM | 2000 | V | Charged Device Model, JESD22 C101-C | 3 | |||
| Operating Ambient Temperature Range | TA | -40 | 125 | °C | 3 | ||
| Operating Die Junction Temperature | TJ | 150 | °C | 3 | |||
| Storage Temperature Range | Tstg | -65 | 150 | °C | 3 | ||
| Thermal Resistance, Junction-to-Ambient | RθJA | 178 | °C/W | Case 29 (TO-92 Type) | 3 | ||
| Thermal Resistance, Junction-to-Case | RθJC | 83 | °C/W | Case 29 (TO-92 Type) | 3 | ||
| Output Voltage Tolerance | -3.8 | 3.8 | % | LM2931AZ-5.0RAG ordering table | 12 |
CAD (KiCad official)
- Symbol:
LM2931AZ-5.0RAG - Footprint:
Package_TO_SOT_THT:TO-92_Inline - 3D model: TO-92 (KiCad packages3D, STEP)
- 3D model files:
lm2931az-5-0rag-etched.step/lm2931az-5-0rag-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);lm2931az-5-0rag.step/lm2931az-5-0rag.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: onsemi datasheet (27 pp, sha256
8aa5b5e74701e2c5, retrieved 2026-10-23, tier: manufacturer) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-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).
# LM2931AZ-5.0RAG
**onsemi** · Linear Voltage Regulators (LDO) · TO-92
LM2931AZ-5.0RAG from onsemi, in a TO-92. 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 | Output | power_out | Regulated 5.0 V fixed output capable of supplying more than 100 mA, with internal current limiting and thermal shutdown. |
| 2 | Ground | power_in | Ground pin of the regulator. |
| 3 | Input | power_in | Unregulated supply input, rated 40 Vdc continuous and 60 Vpk transient (load dump), with -50 Vpk reverse transient protection. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | onsemi |
| Package | TO-92 |
| Category | Power Management ICs |
| 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 | VO | 4.81 | 5 | 5.19 | V | Vin = 14 V, IO = 10 mA, TA = 25°C | 4 |
| Output Voltage (full range) | VO | 4.75 | | 5.25 | V | Vin = 6.0 V to 26 V, IO ≤ 100 mA, TA = −40 to +125°C | 4 |
| Line Regulation | Regline | | 2 | 10 | mV | Vin = 9.0 V to 16 V | 4 |
| Line Regulation | Regline | | 4 | 30 | mV | Vin = 6.0 V to 26 V | 4 |
| Load Regulation | Regload | | 14 | 50 | mV | IO = 5.0 mA to 100 mA | 4 |
| Bias Current | IB | | 5.8 | 30 | mA | Vin = 14 V, IO = 100 mA, TA = 25°C | 4 |
| Bias Current | IB | | 0.4 | 1 | mA | Vin = 6.0 V to 26 V, IO = 10 mA, TA = −40 to +125°C | 4 |
| Ripple Rejection | RR | 60 | 90 | | dB | f = 120 Hz | 4 |
| Dropout Voltage | VI−VO | | 0.015 | 0.2 | V | IO = 10 mA | 4 |
| Dropout Voltage | VI−VO | | 0.16 | 0.6 | V | IO = 100 mA | 4 |
| Over-Voltage Shutdown Threshold | Vth(OV) | 26 | 29.5 | 40 | V | | 4 |
| Output Voltage with Reverse Polarity Input | −VO | -0.3 | 0 | | V | Vin = −15 V | 4 |
| Output Impedance | ZO | | 200 | | mΩ | IO = 10 mA, ΔIO = 1.0 mA, f = 100 Hz to 10 kHz | 4 |
| Output Noise Voltage | Vn | | 700 | | µVrms | f = 10 Hz to 100 kHz | 4 |
| Long Term Stability | S | | 20 | | mV/kHR | | 4 |
| Input Voltage Continuous | VI | | | 40 | Vdc | | 3 |
| Transient Input Voltage | VI(τ) | | | 60 | Vpk | τ ≤ 100 ms | 3 |
| Transient Reverse Polarity Input Voltage | −VI(τ) | -50 | | | Vpk | 1.0% Duty Cycle, τ ≤ 100 ms | 3 |
| ESD HBM | | | | 2000 | V | Human Body Model, Class 2, JESD22 A114-C | 3 |
| ESD MM | | | | 200 | V | Machine Model, Class A, JESD22 A115-A | 3 |
| ESD CDM | | | | 2000 | V | Charged Device Model, JESD22 C101-C | 3 |
| Operating Ambient Temperature Range | TA | -40 | | 125 | °C | | 3 |
| Operating Die Junction Temperature | TJ | | | 150 | °C | | 3 |
| Storage Temperature Range | Tstg | -65 | | 150 | °C | | 3 |
| Thermal Resistance, Junction-to-Ambient | RθJA | | 178 | | °C/W | Case 29 (TO-92 Type) | 3 |
| Thermal Resistance, Junction-to-Case | RθJC | | 83 | | °C/W | Case 29 (TO-92 Type) | 3 |
| Output Voltage Tolerance | | -3.8 | | 3.8 | % | LM2931AZ-5.0RAG ordering table | 12 |
## CAD (KiCad official)
- Symbol: `LM2931AZ-5.0RAG`
- Footprint: `Package_TO_SOT_THT:TO-92_Inline`
- 3D model: TO-92 (KiCad packages3D, STEP)
- 3D model files: `lm2931az-5-0rag-etched.step` / `lm2931az-5-0rag-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `lm2931az-5-0rag.step` / `lm2931az-5-0rag.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [onsemi datasheet](https://www.onsemi.com/pdf/datasheet/lm2931az-5.0ra-d.pdf) (27 pp, sha256 `8aa5b5e74701e2c5`, retrieved 2026-10-23, tier: manufacturer)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-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/lm2931az-5-0rag-datasheet.pdf)