component
AS78L05Z-E1
Public Made by Adomby adom
Diodes Incorporated Linear Voltage Regulators (LDO), TO-92. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
AS78L05Z-E1
Diodes Incorporated · Linear Voltage Regulators (LDO) · TO-92
AS78L05Z-E1 from Diodes Incorporated, 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 5V output of the AS78L05, rated up to 100mA when adequate heat sinking is provided, with output voltage specified at 4.8V to 5.2V. |
| 2 | GND | power_in | Ground reference pin that returns both the input and output currents of the regulator. |
| 3 | INPUT | power_in | Unregulated supply input with an absolute maximum rating of 36V and regulation specified for 7V to 20V input in the electrical characteristics. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Diodes Incorporated |
| 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 |
|---|---|---|---|---|---|---|---|
| Input Voltage | VIN | 36 | V | 3 | |||
| Operating Junction Temperature | TJ | 150 | ºC | 3 | |||
| Lead Temperature (Soldering, 10sec) | TLEAD | 260 | ºC | 3 | |||
| Power Dissipation | PD | 750 | mW | 3 | |||
| Storage Temperature Range | TSTG | -65 | 150 | ºC | 3 | ||
| Thermal Resistance TO-92 | JA | 180 | ºC/W | TO-92 | 3 | ||
| ESD (Human Body Model) | 2000 | V | Human Body Model | 3 | |||
| ESD (Machine Model) | 200 | V | Machine Model | 3 | |||
| Input Voltage AS78L05 | VIN | 30 | V | AS78L05 | 3 | ||
| Operating Junction Temperature Range | TJ | -40 | 125 | ºC | 3 | ||
| Output Voltage | VOUT | 4.8 | 5 | 5.2 | V | 4 | |
| Output Voltage | VOUT | 4.75 | 5.25 | V | 7V≤VIN≤20V, 1mA≤IOUT≤100mA, PD≤0.75W | 4 | |
| Line Regulation | VRLINE | 8 | 150 | mV | 7V≤VIN≤20V | 4 | |
| Load Regulation | VRLOAD | 10 | 60 | mV | 1mA≤IOUT≤100mA | 4 | |
| Quiescent Current | IQ | 3 | 5.5 | mA | 4 | ||
| Quiescent Current Change | △IQ | 1.5 | mA | 8V≤VIN≤20V | 4 | ||
| Quiescent Current Change | △IQ | 0.1 | mA | 1mA≤IOUT≤40mA | 4 | ||
| Ripple Rejection | PSRR | 47 | 62 | dB | f=120Hz, 8V≤VIN≤18V | 4 | |
| Dropout Voltage | VDROP | 1.7 | V | IOUT=40mA | 4 | ||
| Dropout Voltage | VDROP | 1.8 | V | IOUT=100mA | 4 | ||
| Output Noise Voltage | NO | 40 | µV | 10Hz≤f≤100kHz (Note 2) | 4 | ||
| Output Voltage Temperature Coefficient | △VOUT/△T | 0.42 | mV/ºC | IOUT=5mA | 4 | ||
| Output Voltage Temperature Coefficient | (△VOUT/VOUT)/△T | 84 | ppm/ºC | 4 | |||
| Thermal Resistance TO-92 | θJC | 40 | ºC/W | TO-92 | 4 |
CAD (KiCad official)
- Symbol:
AS78L05Z-E1 - Footprint:
Package_TO_SOT_THT:TO-92_Inline - 3D model: TO-92 (KiCad packages3D, STEP)
- 3D model files:
as78l05z-e1-etched.step/as78l05z-e1-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);as78l05z-e1.step/as78l05z-e1.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Diodes Incorporated datasheet (17 pp, sha256
dae32ffe04830377, retrieved 2026-10-27, tier: manufacturer) - 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).
# AS78L05Z-E1
**Diodes Incorporated** · Linear Voltage Regulators (LDO) · TO-92
AS78L05Z-E1 from Diodes Incorporated, 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 5V output of the AS78L05, rated up to 100mA when adequate heat sinking is provided, with output voltage specified at 4.8V to 5.2V. |
| 2 | GND | power_in | Ground reference pin that returns both the input and output currents of the regulator. |
| 3 | INPUT | power_in | Unregulated supply input with an absolute maximum rating of 36V and regulation specified for 7V to 20V input in the electrical characteristics. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Diodes Incorporated |
| 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 |
|---|---|---|---|---|---|---|---|
| Input Voltage | VIN | | | 36 | V | | 3 |
| Operating Junction Temperature | TJ | | | 150 | ºC | | 3 |
| Lead Temperature (Soldering, 10sec) | TLEAD | | | 260 | ºC | | 3 |
| Power Dissipation | PD | | | 750 | mW | | 3 |
| Storage Temperature Range | TSTG | -65 | | 150 | ºC | | 3 |
| Thermal Resistance TO-92 | JA | | | 180 | ºC/W | TO-92 | 3 |
| ESD (Human Body Model) | | | | 2000 | V | Human Body Model | 3 |
| ESD (Machine Model) | | | | 200 | V | Machine Model | 3 |
| Input Voltage AS78L05 | VIN | | | 30 | V | AS78L05 | 3 |
| Operating Junction Temperature Range | TJ | -40 | | 125 | ºC | | 3 |
| Output Voltage | VOUT | 4.8 | 5 | 5.2 | V | | 4 |
| Output Voltage | VOUT | 4.75 | | 5.25 | V | 7V≤VIN≤20V, 1mA≤IOUT≤100mA, PD≤0.75W | 4 |
| Line Regulation | VRLINE | | 8 | 150 | mV | 7V≤VIN≤20V | 4 |
| Load Regulation | VRLOAD | | 10 | 60 | mV | 1mA≤IOUT≤100mA | 4 |
| Quiescent Current | IQ | | 3 | 5.5 | mA | | 4 |
| Quiescent Current Change | △IQ | | | 1.5 | mA | 8V≤VIN≤20V | 4 |
| Quiescent Current Change | △IQ | | | 0.1 | mA | 1mA≤IOUT≤40mA | 4 |
| Ripple Rejection | PSRR | 47 | 62 | | dB | f=120Hz, 8V≤VIN≤18V | 4 |
| Dropout Voltage | VDROP | | | 1.7 | V | IOUT=40mA | 4 |
| Dropout Voltage | VDROP | | | 1.8 | V | IOUT=100mA | 4 |
| Output Noise Voltage | NO | | 40 | | µV | 10Hz≤f≤100kHz (Note 2) | 4 |
| Output Voltage Temperature Coefficient | △VOUT/△T | | 0.42 | | mV/ºC | IOUT=5mA | 4 |
| Output Voltage Temperature Coefficient | (△VOUT/VOUT)/△T | | 84 | | ppm/ºC | | 4 |
| Thermal Resistance TO-92 | θJC | | 40 | | ºC/W | TO-92 | 4 |
## CAD (KiCad official)
- Symbol: `AS78L05Z-E1`
- Footprint: `Package_TO_SOT_THT:TO-92_Inline`
- 3D model: TO-92 (KiCad packages3D, STEP)
- 3D model files: `as78l05z-e1-etched.step` / `as78l05z-e1-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `as78l05z-e1.step` / `as78l05z-e1.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [Diodes Incorporated datasheet](https://www.diodes.com/assets/Datasheets/AS78L05Z-E1.pdf) (17 pp, sha256 `dae32ffe04830377`, retrieved 2026-10-27, tier: manufacturer)
- **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/as78l05z-e1-datasheet.pdf)