BZT52B5V6Q

Yangzhou Yangjie Elec Tech · Zener Diodes · SOD-123

BZT52B5V6Q from Yangzhou Yangjie Elec Tech, in a SOD-123. 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	K	passive	Cathode, the terminal marked with the cathode line on the body; it goes positive relative to the anode in Zener regulation, and the BZT52B5V6Q has a Zener voltage of 5.6V (5.49V to 5.71V) at 5mA.
2	A	passive	Anode, the terminal opposite the cathode line; the forward voltage is 0.9V maximum at IF=10mA and the device is rated for 500mW power dissipation.

Key specifications

Parameter	Value
Manufacturer	Yangzhou Yangjie Elec Tech
Package	SOD-123
Category	Diodes
Pins	2

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter	Symbol	Min	Typ	Max	Unit	Conditions	Page
Zener voltage	VZ	5.49	5.6	5.71	V	IZT = 5 mA	2
Zener voltage tolerance		-2		2	%	approximately (VZ tolerance ±2%)	1
Zener dynamic impedance	ZZT			40	Ω	IZT = 5 mA	2
Zener knee impedance	ZZK			400	Ω	IZK = 1.0 mA	2
Reverse leakage current	IR			1	uA	VR = 2.0 V	2
Typical temperature coefficient		-2		2.5	mV/℃	IZTC = 5 mA	2
Power dissipation	PD			500	mW	Ta=25℃	1
Storage temperature range	Tstg	-55		150	°C		1
Junction temperature	TJ	-55		150	°C		1
Maximum forward voltage	VF			0.9	V	IF=10mAdc	1
Thermal resistance junction to ambient air	RθJA			340	°C /W	Junction to Ambient Air	1

Materials and finish

As the datasheet states them (page.json metadata.appearance; the 3D model's colours follow it).

Part	Material	Colour / plating	Datasheet says	Page
housing		black	4. Body color: Black	5
contacts		tin	● Terminals: Tin plated leads, solderable per J-STD-002 and JESD22-B102	1

CAD (KiCad official)

Symbol: BZT52B5V6Q
Footprint: Diode_SMD:D_SOD-123F
3D model: SOD-123 (KiCad packages3D, STEP)
3D model files: bzt52b5v6q-etched.step / bzt52b5v6q-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); bzt52b5v6q.step / bzt52b5v6q.glb are the bare package body.

Provenance

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

Datasheet: Yangzhou Yangjie Elec Tech datasheet (6 pp, sha256 e05faf33ee6dce2f, retrieved 2026-10-18, tier: lcsc)
Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (text+vision), consensus claude-opus-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

# BZT52B5V6Q

**Yangzhou Yangjie Elec Tech** · Zener Diodes · SOD-123

BZT52B5V6Q from Yangzhou Yangjie Elec Tech, in a SOD-123. 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 | K | passive | Cathode, the terminal marked with the cathode line on the body; it goes positive relative to the anode in Zener regulation, and the BZT52B5V6Q has a Zener voltage of 5.6V (5.49V to 5.71V) at 5mA. |
| 2 | A | passive | Anode, the terminal opposite the cathode line; the forward voltage is 0.9V maximum at IF=10mA and the device is rated for 500mW power dissipation. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Yangzhou Yangjie Elec Tech |
| Package | SOD-123 |
| Category | Diodes |
| Pins | 2 |

## Electrical characteristics

Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).

| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Zener voltage | VZ | 5.49 | 5.6 | 5.71 | V | IZT = 5 mA | 2 |
| Zener voltage tolerance |  | -2 |  | 2 | % | approximately (VZ tolerance ±2%) | 1 |
| Zener dynamic impedance | ZZT |  |  | 40 | Ω | IZT = 5 mA | 2 |
| Zener knee impedance | ZZK |  |  | 400 | Ω | IZK = 1.0 mA | 2 |
| Reverse leakage current | IR |  |  | 1 | uA | VR = 2.0 V | 2 |
| Typical temperature coefficient |  | -2 |  | 2.5 | mV/℃ | IZTC = 5 mA | 2 |
| Power dissipation | PD |  |  | 500 | mW | Ta=25℃ | 1 |
| Storage temperature range | Tstg | -55 |  | 150 | °C |  | 1 |
| Junction temperature | TJ | -55 |  | 150 | °C |  | 1 |
| Maximum forward voltage | VF |  |  | 0.9 | V | IF=10mAdc | 1 |
| Thermal resistance junction to ambient air | RθJA |  |  | 340 | °C /W | Junction to Ambient Air | 1 |

## Materials and finish

As the datasheet states them (page.json `metadata.appearance`; the 3D model's colours follow it).

| Part | Material | Colour / plating | Datasheet says | Page |
|---|---|---|---|---|
| housing |  | black | 4. Body color: Black | 5 |
| contacts |  | tin | ● Terminals: Tin plated leads, solderable per J-STD-002 and JESD22-B102 | 1 |

## CAD (KiCad official)

- Symbol: `BZT52B5V6Q`
- Footprint: `Diode_SMD:D_SOD-123F`
- 3D model: SOD-123 (KiCad packages3D, STEP)
- 3D model files: `bzt52b5v6q-etched.step` / `bzt52b5v6q-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `bzt52b5v6q.step` / `bzt52b5v6q.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [Yangzhou Yangjie Elec Tech datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590236142902939648) (6 pp, sha256 `e05faf33ee6dce2f`, retrieved 2026-10-18, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-5-5` (text+vision), consensus `claude-opus-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/bzt52b5v6q-datasheet.pdf)