component
HT7325-Q
Public Made by Adomby adom
QNH Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-89. 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
markdownHT7325-Q
QNH · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · SOT-89
HT7325-Q from QNH, in a SOT-89. 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 | VSS | power_in | Ground pin of the regulator. |
| 2 | VIN | power_in | Input supply pin, with a maximum input voltage of 18 V. |
| 3 | VOUT | power_out | Regulated 2.5 V output (±2%) for HT7325, providing 250 mA typical maximum output current. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | QNH |
| Package | SOT-89 |
| 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 | VOUT(E) | 0.98 | 1.02 | xVOUT(T) (printed as V) | IOUT=10mA, VIN=Vout+1V | 6 | |
| Input voltage | Vin | 18 | V | 6 | |||
| Quiescent current | ISS | 3 | 5 | μA | VIN=Vout+1V | 6 | |
| Load regulation | ΔVOUT | 10 | 40 | mV | VIN=Vout+1V, 1mA≤IOUT≤60mA | 6 | |
| Line regulation | ΔVOUT/ΔVIN | 0.1 | 0.2 | %/V | IOUT=10mA, Vout+1V≤VIN≤18V | 6 | |
| Maximum output current | IOUT(max) | 250 | mA | VIN=Vout+1V | 6 | ||
| Dropout voltage | Vdif1 | 100 | mV | IOUT=40mA | 6 | ||
| Output voltage temperature coefficient | ΔVOUT/ΔTa | 0.7 | mV/℃ | Vin=[Vout+1]V, IOUT=10mA, -40℃<Ta<85℃ | 6 | ||
| Input pin voltage | VIN | 18 | V | 5 | |||
| Output pin current | Iout | 500 | mA | 5 | |||
| Power dissipation SOT89-3 | Pd | 1.25 | W | SOT89-3 | 5 | ||
| Operating ambient temperature | TOpr | -40 | 85 | ºC | 5 | ||
| Storage temperature | Tstg | -55 | 150 | ºC | 5 | ||
| Junction temperature | TJ | -40 | 150 | ºC | 5 | ||
| Thermal resistance SOT89-3 | θJA | 100 | ºC/W | SOT89-3 | 5 |
CAD (KiCad official)
- Symbol:
HT7325-Q - Footprint:
Package_TO_SOT_SMD:SOT-89-3 - 3D model: SOT-89 (KiCad packages3D, STEP)
- 3D model files:
ht7325-q-etched.step/ht7325-q-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);ht7325-q.step/ht7325-q.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: QNH datasheet (14 pp, sha256
baeab6f401ec96e0, retrieved 2026-10-22, tier: lcsc) - Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
- 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).