component
UMD22NTR
Public Made by Adomby adom
ROHM Semicon Digital Transistors, SOT-363. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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UMD22NTR
ROHM Semicon · Digital Transistors · SOT-363
UMD22NTR from ROHM Semicon, in a SOT-363. 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 | DTr1 GND(Emitter) | power_in | Emitter/ground of the NPN digital transistor DTr1 (DTC143Z chip, VCC 50V, IC(MAX) 100mA). |
| 2 | DTr1 IN(Base) | input | Input (base) of DTr1 through built-in R1 = 4.7kΩ, with R2 = 47kΩ to emitter; input voltage range -5 to 30 V. |
| 3 | DTr2 OUT(Collector) | output | Output (collector) of the PNP digital transistor DTr2 (DTA143Z chip), output current up to -100mA. |
| 4 | DTr2 GND(Emitter) | power_in | Emitter/ground of DTr2 (PNP), with supply voltage VCC rated -50V. |
| 5 | DTr2 IN(Base) | input | Input (base) of DTr2 through built-in R1 = 4.7kΩ, with R2 = 47kΩ; input voltage range -30 to 5 V. |
| 6 | DTr1 OUT(Collector) | output | Output (collector) of the NPN transistor DTr1, output current up to 100mA. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | ROHM Semicon |
| Package | SOT-363 |
| Category | Transistors/Thyristors |
| Pins | 6 |
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 VI(off), DTr1 NPN | VI(off) | 0.5 | V | VCC = 5V, IO = 100μA | 2 | ||
| Input voltage VI(on), DTr1 NPN | VI(on) | 1.3 | V | VO = 0.3V, IO = 5mA | 2 | ||
| Output voltage VO(on), DTr1 NPN | VO(on) | 100 | 300 | mV | IO = 5mA, II = 250μA | 2 | |
| Input current II, DTr1 NPN | II | 1.8 | mA | VI = 5V | 2 | ||
| Output current IO(off), DTr1 NPN | IO(off) | 500 | nA | VCC = 50V, VI = 0V | 2 | ||
| DC current gain GI, DTr1 NPN | GI | 80 | - | VO = 5V, IO = 10mA | 2 | ||
| Input resistance R1, DTr1 NPN | R1 | 3.29 | 4.7 | 6.11 | kΩ | 2 | |
| Resistance ratio R2/R1, DTr1 NPN | R2/R1 | 8 | 10 | 12 | - | 2 | |
| Input voltage VI(off), DTr2 PNP | VI(off) | -0.5 | V | VCC = -5V, IO = -100μA | 2 | ||
| Input voltage VI(on), DTr2 PNP | VI(on) | -1.3 | V | VO = -0.3V, IO = -5mA | 2 | ||
| Output voltage VO(on), DTr2 PNP | VO(on) | -100 | -300 | mV | IO = -5mA, II = -250μA | 2 | |
| Input current II, DTr2 PNP | II | -1.8 | mA | VI = -5V | 2 | ||
| Output current IO(off), DTr2 PNP | IO(off) | -500 | nA | VCC = -50V, VI = 0V | 2 | ||
| DC current gain GI, DTr2 PNP | GI | 80 | - | VO = -5V, IO = -10mA | 2 | ||
| Input resistance R1, DTr2 PNP | R1 | 3.29 | 4.7 | 6.11 | kΩ | 2 | |
| Resistance ratio R2/R1, DTr2 PNP | R2/R1 | 8 | 10 | 12 | - | 2 | |
| Supply voltage VCC, DTr1 NPN (absolute maximum) | VCC | 50 | V | 2 | |||
| Supply voltage VCC, DTr2 PNP (absolute maximum) | VCC | -50 | V | 2 | |||
| Input voltage VIN, DTr1 NPN (absolute maximum) | VIN | -5 | 30 | V | 2 | ||
| Input voltage VIN, DTr2 PNP (absolute maximum) | VIN | -30 | 5 | V | 2 | ||
| Output current IO, DTr1 NPN (absolute maximum) | IO | 100 | mA | 2 | |||
| Output current IO, DTr2 PNP (absolute maximum) | IO | -100 | mA | 2 | |||
| Collector current IC(MAX), DTr1 NPN (absolute maximum) | IC(MAX) | 100 | mA | 2 | |||
| Collector current IC(MAX), DTr2 PNP (absolute maximum) | IC(MAX) | -100 | mA | 2 | |||
| Power dissipation PD, EMD22/UMD22N (total) | PD | 150 | mW/Total | 2 | |||
| Power dissipation PD, per element | PD | 120 | mW | per element, must not be exceeded (footnote *3) | 2 | ||
| Junction temperature Tj | Tj | 150 | ℃ | 2 | |||
| Storage temperature range Tstg | Tstg | -55 | 150 | ℃ | 2 |
CAD (KiCad official)
- Symbol:
UMD22NTR - Footprint:
Package_TO_SOT_SMD:SOT-363_SC-70-6 - 3D model: SOT-363 (KiCad packages3D, STEP)
- 3D model files:
umd22ntr-etched.step/umd22ntr-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);umd22ntr.step/umd22ntr.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: ROHM Semicon datasheet (12 pp, sha256
b5310dececdb1119, retrieved 2026-10-17, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-5-5(text+vision), consensusclaude-opus-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).
# UMD22NTR
**ROHM Semicon** · Digital Transistors · SOT-363
UMD22NTR from ROHM Semicon, in a SOT-363. 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 | DTr1 GND(Emitter) | power_in | Emitter/ground of the NPN digital transistor DTr1 (DTC143Z chip, VCC 50V, IC(MAX) 100mA). |
| 2 | DTr1 IN(Base) | input | Input (base) of DTr1 through built-in R1 = 4.7kΩ, with R2 = 47kΩ to emitter; input voltage range -5 to 30 V. |
| 3 | DTr2 OUT(Collector) | output | Output (collector) of the PNP digital transistor DTr2 (DTA143Z chip), output current up to -100mA. |
| 4 | DTr2 GND(Emitter) | power_in | Emitter/ground of DTr2 (PNP), with supply voltage VCC rated -50V. |
| 5 | DTr2 IN(Base) | input | Input (base) of DTr2 through built-in R1 = 4.7kΩ, with R2 = 47kΩ; input voltage range -30 to 5 V. |
| 6 | DTr1 OUT(Collector) | output | Output (collector) of the NPN transistor DTr1, output current up to 100mA. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | ROHM Semicon |
| Package | SOT-363 |
| Category | Transistors/Thyristors |
| Pins | 6 |
## 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 VI(off), DTr1 NPN | VI(off) | | | 0.5 | V | VCC = 5V, IO = 100μA | 2 |
| Input voltage VI(on), DTr1 NPN | VI(on) | 1.3 | | | V | VO = 0.3V, IO = 5mA | 2 |
| Output voltage VO(on), DTr1 NPN | VO(on) | | 100 | 300 | mV | IO = 5mA, II = 250μA | 2 |
| Input current II, DTr1 NPN | II | | | 1.8 | mA | VI = 5V | 2 |
| Output current IO(off), DTr1 NPN | IO(off) | | | 500 | nA | VCC = 50V, VI = 0V | 2 |
| DC current gain GI, DTr1 NPN | GI | 80 | | | - | VO = 5V, IO = 10mA | 2 |
| Input resistance R1, DTr1 NPN | R1 | 3.29 | 4.7 | 6.11 | kΩ | | 2 |
| Resistance ratio R2/R1, DTr1 NPN | R2/R1 | 8 | 10 | 12 | - | | 2 |
| Input voltage VI(off), DTr2 PNP | VI(off) | | | -0.5 | V | VCC = -5V, IO = -100μA | 2 |
| Input voltage VI(on), DTr2 PNP | VI(on) | -1.3 | | | V | VO = -0.3V, IO = -5mA | 2 |
| Output voltage VO(on), DTr2 PNP | VO(on) | | -100 | -300 | mV | IO = -5mA, II = -250μA | 2 |
| Input current II, DTr2 PNP | II | | | -1.8 | mA | VI = -5V | 2 |
| Output current IO(off), DTr2 PNP | IO(off) | | | -500 | nA | VCC = -50V, VI = 0V | 2 |
| DC current gain GI, DTr2 PNP | GI | 80 | | | - | VO = -5V, IO = -10mA | 2 |
| Input resistance R1, DTr2 PNP | R1 | 3.29 | 4.7 | 6.11 | kΩ | | 2 |
| Resistance ratio R2/R1, DTr2 PNP | R2/R1 | 8 | 10 | 12 | - | | 2 |
| Supply voltage VCC, DTr1 NPN (absolute maximum) | VCC | | | 50 | V | | 2 |
| Supply voltage VCC, DTr2 PNP (absolute maximum) | VCC | -50 | | | V | | 2 |
| Input voltage VIN, DTr1 NPN (absolute maximum) | VIN | -5 | | 30 | V | | 2 |
| Input voltage VIN, DTr2 PNP (absolute maximum) | VIN | -30 | | 5 | V | | 2 |
| Output current IO, DTr1 NPN (absolute maximum) | IO | | | 100 | mA | | 2 |
| Output current IO, DTr2 PNP (absolute maximum) | IO | -100 | | | mA | | 2 |
| Collector current IC(MAX), DTr1 NPN (absolute maximum) | IC(MAX) | | | 100 | mA | | 2 |
| Collector current IC(MAX), DTr2 PNP (absolute maximum) | IC(MAX) | -100 | | | mA | | 2 |
| Power dissipation PD, EMD22/UMD22N (total) | PD | | | 150 | mW/Total | | 2 |
| Power dissipation PD, per element | PD | | | 120 | mW | per element, must not be exceeded (footnote *3) | 2 |
| Junction temperature Tj | Tj | | | 150 | ℃ | | 2 |
| Storage temperature range Tstg | Tstg | -55 | | 150 | ℃ | | 2 |
## CAD (KiCad official)
- Symbol: `UMD22NTR`
- Footprint: `Package_TO_SOT_SMD:SOT-363_SC-70-6`
- 3D model: SOT-363 (KiCad packages3D, STEP)
- 3D model files: `umd22ntr-etched.step` / `umd22ntr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `umd22ntr.step` / `umd22ntr.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [ROHM Semicon datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586203204329201664) (12 pp, sha256 `b5310dececdb1119`, retrieved 2026-10-17, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-5-5` (text+vision), consensus `claude-opus-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/umd22ntr-datasheet.pdf)