component
BFP420H6327
Public Made by Adomby adom
Infineon Technologies Bipolar (BJT), SOT-343. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
3D Model
Open in new tab ↗
Loads when you scroll to it. Unloads after 5 minutes in the background.
Symbol & Footprint
Schematic Symbol
Open full view ↗Loads when you scroll to it. Unloads after 5 minutes in the background.
PCB Footprint
Open full view ↗Loads when you scroll to it. Unloads after 5 minutes in the background.
Datasheet
Open in new tab ↗Loads when you scroll to it. Unloads after 5 minutes in the background.
README
markdownBFP420H6327
Infineon Technologies · Bipolar (BJT) · SOT-343
BFP420H6327 from Infineon Technologies, in a SOT-343. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.
Pinout
| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | B | input | Base terminal for biasing and RF signal input; maximum base current 9 mA. |
| 2 | E | power_in | Emitter terminal for DC and RF return path; maximum reverse emitter-base voltage VEBO of 1.5 V. |
| 3 | C | output | Collector terminal for RF signal output; maximum collector current IC of 60 mA at VCEO of 4.5 V open base. |
| 4 | E | power_in | Emitter terminal for DC and RF return path; maximum reverse emitter-base voltage VEBO of 1.5 V. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Infineon Technologies |
| Package | SOT-343 |
| Category | Transistors/Thyristors |
| Pins | 4 |
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 emitter voltage (open base) | VCEO | 4.5 | V | Open base | 3 | ||
| Collector emitter voltage (TA = -55 °C) | VCEO | 4.1 | V | TA = -55 °C, open base | 3 | ||
| Collector emitter voltage (E-B short circuited) | VCES | 15 | V | E-B short circuited | 3 | ||
| Collector base voltage | VCBO | 15 | V | Open emitter | 3 | ||
| Emitter base voltage | VEBO | 1.5 | V | Open collector | 3 | ||
| Base current | IB | 9 | mA | 3 | |||
| Collector current | IC | 60 | mA | 3 | |||
| Total power dissipation | Ptot | 210 | mW | TS ≤ 98 °C | 3 | ||
| Junction temperature | TJ | 150 | °C | 3 | |||
| Storage temperature | TStg | -55 | °C | 3 | |||
| Collector emitter breakdown voltage | V(BR)CEO | 4.5 | 5 | V | IC = 1 mA, IB = 0, open base | 6 | |
| Collector emitter leakage current | ICES | 10 | μA | VCE = 15 V, VBE = 0, E-B short circuited | 6 | ||
| Collector base leakage current | ICBO | 100 | nA | VCB = 5 V, IE = 0, open emitter | 6 | ||
| Emitter base leakage current | IEBO | 3 | μA | VEB = 0.5 V, IC = 0, open collector | 6 | ||
| DC current gain | hFE | 60 | 95 | 130 | VCE = 4 V, IC = 20 mA, pulse measured | 6 | |
| Transition frequency | fT | 18 | 25 | GHz | VCE = 3 V, IC = 30 mA, f = 2 GHz | 6 | |
| Collector base capacitance | CCB | 0.15 | 0.3 | pF | VCB = 2 V, VBE = 0, f = 1 MHz, emitter grounded | 6 | |
| Transducer gain | /S21/² | 14 | 17 | dB | IC = 20 mA | 7 | |
| Thermal resistance junction - soldering point | RthJS | 250 | K/W | 4 | |||
| Maximum power gain | Gms | 21 | dB | IC = 20 mA | 7 | ||
| Collector emitter capacitance | CCE | 0.37 | pF | VCE = 2 V, VBE = 0, f = 1 MHz, base grounded | 6 | ||
| Emitter base capacitance | CEB | 0.55 | pF | VEB = 0.5 V, VCB = 0, f = 1 MHz, collector grounded | 6 | ||
| Minimum noise figure | NFmin | 1.1 | dB | IC = 5 mA | 7 | ||
| 3rd order intercept point at output | OIP3 | 22 | dBm | IC = 20 mA, ZS = ZL = 50 Ω | 7 | ||
| 1 dB gain compression point at output | OP1dB | 12 | dBm | 7 |
CAD (KiCad official)
- Symbol:
BFP420H6327 - Footprint:
Package_TO_SOT_SMD:SOT-343_SC-70-4 - 3D model: SOT-343 (KiCad packages3D, STEP)
- 3D model files:
bfp420h6327-etched.step/bfp420h6327-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);bfp420h6327.step/bfp420h6327.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Infineon Technologies datasheet (18 pp, sha256
d8ef01d0f74643bf, retrieved 2026-09-23, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.2, primaryclaude-haiku-4-5-20251001(text), consensusclaude-sonnet-4-6(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).