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78M08-MS
Public Made by Adomby adom
MSKSEMI Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, TO-252. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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78M08-MS
MSKSEMI · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · TO-252
78M08-MS from MSKSEMI, in a TO-252. 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 | IN | input | Input voltage pin; the absolute maximum input voltage is 25 V, and output regulation is specified for 10.5 V ≤ Vi ≤ 23 V. |
| 2 | GND | power_in | Ground reference pin; the datasheet gives no electrical limits for this pin. |
| 3 | OUT | power_out | Regulated 8 V output pin (typical output voltage 8 V), rated for a maximum output current IOM of 0.5 A. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | MSKSEMI |
| Package | TO-252 |
| Category | Power Management (PMIC) |
| 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 | 7.6 | 8 | 8.4 | V | 10.5≤Vi≤23V, Io=5mA-350mA Po≤ 15W | 2 |
| Load Regulation (Io=5mA-500mA) | ΔVo | 20 | 160 | mV | Io=5mA-500mA | 2 | |
| Load Regulation (Io=5mA-200mA) | ΔVo | 10 | 80 | mV | Io=5mA-200mA | 2 | |
| Line Regulation (Io=200mA, 10.5V≤Vi≤25V) | ΔVo | 6 | 100 | mV | 10.5V≤Vi≤25V, Io=200mA | 2 | |
| Line Regulation (Io=200mA, 11V≤Vi≤25V) | ΔVo | 2 | 50 | mV | 11V≤Vi≤25V, Io=200mA | 2 | |
| Quiescent Current | Iq | 4.6 | 6 | mA | 2 | ||
| Quiescent Current Change (line) | ΔIq | 0.8 | mA | 10.5V≤Vi≤25V, Io=200mA | 2 | ||
| Quiescent Current Change (load) | ΔIq | 0.5 | mA | 5mA≤IO≤350mA | 2 | ||
| Output Noise Voltage | VN | 52 | uV | 10Hz≤f≤100KHz | 2 | ||
| Ripple Rejection | RR | 56 | 80 | dB | 11.5V≤Vi≤21.5V, f=120Hz, Io=300mA | 2 | |
| Dropout Voltage | Vd | 2 | V | Io=350mA | 2 | ||
| Short Circuit Current | Isc | 250 | mA | Vi=14V | 2 | ||
| Peak Current | Ipk | 0.5 | A | 2 | |||
| Input Voltage | Vi | 25 | V | 2 | |||
| Operating Junction Temperature Range | TOPR | 0 | 125 | ℃ | 2 | ||
| Storage Temperature Range | TSTG | -65 | 150 | ℃ | 2 | ||
| Continuous Total Dissipation | PD | 1.25 | W | 2 |
CAD (KiCad official)
- Symbol:
78M08-MS - Footprint:
Package_TO_SOT_SMD:TO-252-2 - 3D model: TO-252 (KiCad packages3D, STEP)
- 3D model files:
78m08-ms-etched.step/78m08-ms-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);78m08-ms.step/78m08-ms.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: MSKSEMI datasheet (5 pp, sha256
bb365eecb024da19, retrieved 2026-10-18, 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).
# 78M08-MS
**MSKSEMI** · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · TO-252
78M08-MS from MSKSEMI, in a TO-252. 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 | IN | input | Input voltage pin; the absolute maximum input voltage is 25 V, and output regulation is specified for 10.5 V ≤ Vi ≤ 23 V. |
| 2 | GND | power_in | Ground reference pin; the datasheet gives no electrical limits for this pin. |
| 3 | OUT | power_out | Regulated 8 V output pin (typical output voltage 8 V), rated for a maximum output current IOM of 0.5 A. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | MSKSEMI |
| Package | TO-252 |
| Category | Power Management (PMIC) |
| 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 | 7.6 | 8 | 8.4 | V | 10.5≤Vi≤23V, Io=5mA-350mA Po≤ 15W | 2 |
| Load Regulation (Io=5mA-500mA) | ΔVo | | 20 | 160 | mV | Io=5mA-500mA | 2 |
| Load Regulation (Io=5mA-200mA) | ΔVo | | 10 | 80 | mV | Io=5mA-200mA | 2 |
| Line Regulation (Io=200mA, 10.5V≤Vi≤25V) | ΔVo | | 6 | 100 | mV | 10.5V≤Vi≤25V, Io=200mA | 2 |
| Line Regulation (Io=200mA, 11V≤Vi≤25V) | ΔVo | | 2 | 50 | mV | 11V≤Vi≤25V, Io=200mA | 2 |
| Quiescent Current | Iq | | 4.6 | 6 | mA | | 2 |
| Quiescent Current Change (line) | ΔIq | | | 0.8 | mA | 10.5V≤Vi≤25V, Io=200mA | 2 |
| Quiescent Current Change (load) | ΔIq | | | 0.5 | mA | 5mA≤IO≤350mA | 2 |
| Output Noise Voltage | VN | | 52 | | uV | 10Hz≤f≤100KHz | 2 |
| Ripple Rejection | RR | 56 | 80 | | dB | 11.5V≤Vi≤21.5V, f=120Hz, Io=300mA | 2 |
| Dropout Voltage | Vd | | 2 | | V | Io=350mA | 2 |
| Short Circuit Current | Isc | | 250 | | mA | Vi=14V | 2 |
| Peak Current | Ipk | | 0.5 | | A | | 2 |
| Input Voltage | Vi | | | 25 | V | | 2 |
| Operating Junction Temperature Range | TOPR | 0 | | 125 | ℃ | | 2 |
| Storage Temperature Range | TSTG | -65 | | 150 | ℃ | | 2 |
| Continuous Total Dissipation | PD | | | 1.25 | W | | 2 |
## CAD (KiCad official)
- Symbol: `78M08-MS`
- Footprint: `Package_TO_SOT_SMD:TO-252-2`
- 3D model: TO-252 (KiCad packages3D, STEP)
- 3D model files: `78m08-ms-etched.step` / `78m08-ms-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `78m08-ms.step` / `78m08-ms.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [MSKSEMI datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590413177394929664) (5 pp, sha256 `bb365eecb024da19`, retrieved 2026-10-18, 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/78m08-ms-datasheet.pdf)