component
NHDTC124ETR
Public Made by Adomby adom
Nexperia Digital Transistors, TO-236AB. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownNHDTC124ETR
Nexperia · Digital Transistors · TO-236AB
NHDTC124ETR from Nexperia, in a TO-236AB. 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 | I | input | Input (base) of the NPN resistor-equipped transistor, connected through built-in R1 (22 kΩ typ for NHDTC124ET); input voltage limit -10 V to +60 V. |
| 2 | GND | power_in | Ground (emitter) of the transistor; VEBO max 10 V. |
| 3 | O | output | Output (collector) of the transistor; VCEO max 80 V, output current up to 100 mA. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Nexperia |
| Package | TO-236AB |
| Category | Triode/MOS Tube/Transistor |
| 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 |
|---|---|---|---|---|---|---|---|
| Collector-base voltage | VCBO | 80 | V | open emitter | 3 | ||
| Collector-emitter voltage | VCEO | 80 | V | open base | 3 | ||
| Emitter-base voltage | VEBO | 10 | V | open collector | 3 | ||
| Input voltage | VI | -10 | 60 | V | NHDTC124ET | 3 | |
| Output current | IO | 100 | mA | 3 | |||
| Total power dissipation (single-sided copper FR4) | Ptot | 250 | mW | Tamb ≤ 25 °C; FR4 PCB, single-sided copper, standard footprint | 3 | ||
| Total power dissipation (4-layer copper FR4) | Ptot | 350 | mW | Tamb ≤ 25 °C; FR4 PCB, 4-layer copper, standard footprint | 3 | ||
| Junction temperature | Tj | 150 | °C | 3 | |||
| Ambient temperature | Tamb | -55 | 150 | °C | 3 | ||
| Storage temperature | Tstg | -65 | 150 | °C | 3 | ||
| Thermal resistance junction to ambient (single-sided copper) | Rth(j-a) | 500 | K/W | in free air; FR4 PCB, single-sided copper | 4 | ||
| Thermal resistance junction to ambient (4-layer copper) | Rth(j-a) | 358 | K/W | in free air; FR4 PCB, 4-layer copper | 4 | ||
| Thermal resistance junction to solder point | Rth(j-sp) | 130 | K/W | 4 | |||
| Collector-base breakdown voltage | V(BR)CBO | 80 | V | IC = 100 µA; IE = 0 A | 5 | ||
| Collector-emitter breakdown voltage | V(BR)CEO | 80 | V | IC = 2 mA; IB = 0 A | 5 | ||
| Collector-base cut-off current | ICBO | 100 | nA | VCB = 80 V; IE = 0 A | 5 | ||
| Collector-emitter cut-off current | ICEO | 100 | nA | VCE = 60 V; IB = 0 A | 5 | ||
| Collector-emitter cut-off current | ICEO | 5 | µA | VCE = 60 V; IB = 0 A; Tj = 150 °C | 5 | ||
| Emitter-base cut-off current | IEBO | 270 | µA | VEB = 7 V; IC = 0 A | 5 | ||
| DC current gain | hFE | 70 | VCE = 5 V; IC = 10 mA | 5 | |||
| Collector-emitter saturation voltage | VCEsat | 100 | mV | IC = 10 mA; IB = 0.5 mA | 5 | ||
| Off-state input voltage | VI(off) | 1.15 | 0.8 | V | VCE = 5 V ; IC = 100 µA | 5 | |
| On-state input voltage | VI(on) | 3 | 2.3 | V | VCE = 0.3 V ; IC = 10 mA | 5 | |
| Bias resistor 1 (input) | R1 | 15.4 | 22 | 28.6 | kΩ | 5 | |
| Bias resistor ratio | R2/R1 | 0.8 | 1 | 1.2 | 5 | ||
| Transition frequency | fT | 170 | MHz | VCE = 5 V; IC = 10 mA; f = 100 MHz | 5 | ||
| Collector capacitance | Cc | 2.5 | pF | VCB = 10 V; IE = ie = 0 A; f = 1 MHz | 5 |
CAD (KiCad official)
- Symbol:
NHDTC124ETR - Footprint:
Package_TO_SOT_SMD:SOT-23 - 3D model: TO-236AB (KiCad packages3D, STEP)
- 3D model files:
nhdtc124etr-etched.step/nhdtc124etr-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);nhdtc124etr.step/nhdtc124etr.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Nexperia datasheet (16 pp, sha256
d5f520d252b09191, retrieved 2026-10-22, 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).