HG7136MK-1

HGSEMI · Linear Voltage Regulators (LDO) · SOT-89-3

HG7136MK-1 from HGSEMI, in a SOT-89-3. 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	Ground pin.
2	VIN	power_in	Input supply pin, with a maximum input voltage of 36V (absolute max -0.3 to +36V) and a recommended 10uF polarized capacitor placed close to the pin.
3	VOUT	power_out	Regulated 3.6V output (HG7136-1) up to 100mA typical, requiring an output capacitor to ground greater than 2.2uF (10uF recommended).

Key specifications

Parameter	Value
Manufacturer	HGSEMI
Package	SOT-89-3
Category	Power Supply Chip
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	3.528	3.6	3.672	V	VIN=VOUT+2V, IOUT=10mA	4
Output current	IOUT	70	100		mA	VIN=VOUT+2V	4
Load regulation	ΔVOUT		25	60	mV	VIN=VOUT+2V, 1mA≤IOUT≤50mA	4
Dropout voltage	VDIF		2	4	mV	IOUT=1mA, ΔVo=2%	4
Quiescent current	ISS		2	3	uA	No load	4
Input voltage regulation	ΔVOUT/(ΔVIN×VOUT)			0.2	%/V	Vo+1V≤VIN≤36V, IOUT=1mA	4
Input voltage	VIN			36	V		4
Supply voltage		-0.3		36	V		3
Operating ambient temperature		-40		85	℃		3
Storage temperature range		-45		140	℃		3
Lead temperature				260	℃	Soldering 10s	3
Thermal resistance junction to ambient	θJA			200	℃/W	SOT-89, no airflow, no heatsink	3
Power dissipation	PD			0.5	W	SOT-89, Ta=25℃	3
Output voltage temperature coefficient	ΔVOUT/(ΔTa×VOUT)		100		ppm/℃	IOUT=10mA, -40℃<Ta<85℃	4

CAD (KiCad official)

Symbol: HG7136MK-1
Footprint: Package_TO_SOT_SMD:SOT-89-3
3D model: SOT-89-3 (KiCad packages3D, STEP)
3D model files: hg7136mk-1-etched.step / hg7136mk-1-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); hg7136mk-1.step / hg7136mk-1.glb are the bare package body.

Provenance

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

Datasheet: HGSEMI datasheet (10 pp, sha256 42ec7ac3544efb05, 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, primary claude-sonnet-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

# HG7136MK-1

**HGSEMI** · Linear Voltage Regulators (LDO) · SOT-89-3

HG7136MK-1 from HGSEMI, in a SOT-89-3. 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 | Ground pin. |
| 2 | VIN | power_in | Input supply pin, with a maximum input voltage of 36V (absolute max -0.3 to +36V) and a recommended 10uF polarized capacitor placed close to the pin. |
| 3 | VOUT | power_out | Regulated 3.6V output (HG7136-1) up to 100mA typical, requiring an output capacitor to ground greater than 2.2uF (10uF recommended). |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | HGSEMI |
| Package | SOT-89-3 |
| Category | Power Supply Chip |
| 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 | 3.528 | 3.6 | 3.672 | V | VIN=VOUT+2V, IOUT=10mA | 4 |
| Output current | IOUT | 70 | 100 |  | mA | VIN=VOUT+2V | 4 |
| Load regulation | ΔVOUT |  | 25 | 60 | mV | VIN=VOUT+2V, 1mA≤IOUT≤50mA | 4 |
| Dropout voltage | VDIF |  | 2 | 4 | mV | IOUT=1mA, ΔVo=2% | 4 |
| Quiescent current | ISS |  | 2 | 3 | uA | No load | 4 |
| Input voltage regulation | ΔVOUT/(ΔVIN×VOUT) |  |  | 0.2 | %/V | Vo+1V≤VIN≤36V, IOUT=1mA | 4 |
| Input voltage | VIN |  |  | 36 | V |  | 4 |
| Supply voltage |  | -0.3 |  | 36 | V |  | 3 |
| Operating ambient temperature |  | -40 |  | 85 | ℃ |  | 3 |
| Storage temperature range |  | -45 |  | 140 | ℃ |  | 3 |
| Lead temperature |  |  |  | 260 | ℃ | Soldering 10s | 3 |
| Thermal resistance junction to ambient | θJA |  |  | 200 | ℃/W | SOT-89, no airflow, no heatsink | 3 |
| Power dissipation | PD |  |  | 0.5 | W | SOT-89, Ta=25℃ | 3 |
| Output voltage temperature coefficient | ΔVOUT/(ΔTa×VOUT) |  | 100 |  | ppm/℃ | IOUT=10mA, -40℃<Ta<85℃ | 4 |

## CAD (KiCad official)

- Symbol: `HG7136MK-1`
- Footprint: `Package_TO_SOT_SMD:SOT-89-3`
- 3D model: SOT-89-3 (KiCad packages3D, STEP)
- 3D model files: `hg7136mk-1-etched.step` / `hg7136mk-1-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `hg7136mk-1.step` / `hg7136mk-1.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [HGSEMI datasheet](docs/hg7136mk-1-datasheet.pdf) (10 pp, sha256 `42ec7ac3544efb05`, 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`, primary `claude-sonnet-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/hg7136mk-1-datasheet.pdf)