HT7330

GUOXIN JIAPIN SEMICONDUCTOR · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · SOT-23-3L

HT7330 from GUOXIN JIAPIN SEMICONDUCTOR, in a SOT-23-3L. 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	GND	power_in	Chip ground terminal (芯片接地端) for the HT73XX LDO regulator.
2	VOUT	power_out	Regulated chip output terminal; the HT7330 nominal output is 3.0 V with ±3% tolerance (2.91 V to 3.09 V) at VIN=4 V and IOUT=40 mA.
3	VIN	power_in	Start/input terminal (启动输入端); the family maximum input voltage is 12 V for regulation, with an absolute maximum rating of 15 V.

Key specifications

Parameter	Value
Manufacturer	GUOXIN JIAPIN SEMICONDUCTOR
Package	SOT-23-3L
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	2.91	3	3.09	V	VIN=4V, IOUT=40mA	3
Output current	IOUT	250			mA	VIN=4V, VOUT≥2.7V	3
Load regulation	ΔVOUT		45	95	mV	VIN=4V, 1mA≤IOUT≤60mA	3
Dropout voltage	VDIF			90	mV	IOUT=40mA	3
Quiescent current	ISS		2	3	µA	VIN=4V, no load	3
Line regulation	ΔVOUT/(ΔVIN*VOUT)		0.2	0.3	%/V	4V≤VIN≤12V, IOUT=40mA	3
Temperature coefficient of output voltage	ΔVOUT/ΔTa		0.7		mV/℃	VIN=4V, IOUT=40mA, 0℃≤Ta≤85℃	3
Maximum input voltage	VIN			15	V		2
Input voltage range	VIN			12	V		3
Power dissipation	PD			200	mW		2
Operating temperature	Tw	-25		70	℃		2
Storage temperature	Tc	-50		125	℃		2
Soldering temperature	Th			260	℃	10s	2

CAD (KiCad official)

Symbol: HT7330
Footprint: Package_TO_SOT_SMD:SOT-23-3
3D model: SOT-23-3L (KiCad packages3D, STEP)
3D model files: ht7330-etched.step / ht7330-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); ht7330.step / ht7330.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

Datasheet: GUOXIN JIAPIN SEMICONDUCTOR datasheet (7 pp, sha256 b3db975a36212cc2, retrieved 2026-10-17, 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, 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

# HT7330

**GUOXIN JIAPIN SEMICONDUCTOR** · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · SOT-23-3L

HT7330 from GUOXIN JIAPIN SEMICONDUCTOR, in a SOT-23-3L. 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 | GND | power_in | Chip ground terminal (芯片接地端) for the HT73XX LDO regulator. |
| 2 | VOUT | power_out | Regulated chip output terminal; the HT7330 nominal output is 3.0 V with ±3% tolerance (2.91 V to 3.09 V) at VIN=4 V and IOUT=40 mA. |
| 3 | VIN | power_in | Start/input terminal (启动输入端); the family maximum input voltage is 12 V for regulation, with an absolute maximum rating of 15 V. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | GUOXIN JIAPIN SEMICONDUCTOR |
| Package | SOT-23-3L |
| 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 | 2.91 | 3 | 3.09 | V | VIN=4V, IOUT=40mA | 3 |
| Output current | IOUT | 250 |  |  | mA | VIN=4V, VOUT≥2.7V | 3 |
| Load regulation | ΔVOUT |  | 45 | 95 | mV | VIN=4V, 1mA≤IOUT≤60mA | 3 |
| Dropout voltage | VDIF |  |  | 90 | mV | IOUT=40mA | 3 |
| Quiescent current | ISS |  | 2 | 3 | µA | VIN=4V, no load | 3 |
| Line regulation | ΔVOUT/(ΔVIN*VOUT) |  | 0.2 | 0.3 | %/V | 4V≤VIN≤12V, IOUT=40mA | 3 |
| Temperature coefficient of output voltage | ΔVOUT/ΔTa |  | 0.7 |  | mV/℃ | VIN=4V, IOUT=40mA, 0℃≤Ta≤85℃ | 3 |
| Maximum input voltage | VIN |  |  | 15 | V |  | 2 |
| Input voltage range | VIN |  |  | 12 | V |  | 3 |
| Power dissipation | PD |  |  | 200 | mW |  | 2 |
| Operating temperature | Tw | -25 |  | 70 | ℃ |  | 2 |
| Storage temperature | Tc | -50 |  | 125 | ℃ |  | 2 |
| Soldering temperature | Th |  |  | 260 | ℃ | 10s | 2 |

## CAD (KiCad official)

- Symbol: `HT7330`
- Footprint: `Package_TO_SOT_SMD:SOT-23-3`
- 3D model: SOT-23-3L (KiCad packages3D, STEP)
- 3D model files: `ht7330-etched.step` / `ht7330-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `ht7330.step` / `ht7330.glb` are the bare package body.

## Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

- **Datasheet:** [GUOXIN JIAPIN SEMICONDUCTOR datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588911299233796096) (7 pp, sha256 `b3db975a36212cc2`, retrieved 2026-10-17, 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`, 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/ht7330-datasheet.pdf)