# MIC4420YN

**Microchip Tech** · Gate Drive ICs · PDIP-8

MIC4420YN from Microchip Tech, in a PDIP-8. 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 | VS | power_in | Supply input (4.5V to 18V operating); duplicate of pin 8 and must be externally connected to it. |
| 2 | IN | input | Control input, logic high from 2.4V to VS, withstands a swing down to -5V and up to VS + 0.3V. |
| 3 | NC | unconnected | Not connected. |
| 4 | GND | power_in | Ground; duplicate of pin 5 and must be externally connected to it. |
| 5 | GND | power_in | Ground; duplicate of pin 4 and must be externally connected to it. |
| 6 | OUT | output | Non-inverting driver output with 6A peak current; duplicate of pin 7 and must be externally connected to it. |
| 7 | OUT | output | Non-inverting driver output with 6A peak current; duplicate of pin 6 and must be externally connected to it. |
| 8 | VS | power_in | Supply input (4.5V to 18V operating); duplicate of pin 1 and must be externally connected to it. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Microchip Tech |
| Package | PDIP-8 |
| Category | Power Supply Chip |
| Pins | 8 |

## Electrical characteristics

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

| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Supply Voltage | VS |  |  | 20 | V |  | 3 |
| Input Current (VIN > VS) |  |  |  | 50 | mA | VIN > VS | 3 |
| Operating Supply Voltage | VS | 4.5 |  | 18 | V | Operating Ratings | 3 |
| Storage Temperature Range | TS | -65 |  | 150 | °C |  | 6 |
| Junction Operating Temperature | TJ |  |  | 150 | °C |  | 6 |
| Ambient Operating Temperature Range | TA | -40 |  | 85 | °C | B Version | 6 |
| Lead Temperature |  |  |  | 300 | °C | Soldering, 10s | 6 |
| Thermal Resistance, 8-Lead PDIP | θJA |  | 125 |  | °C/W |  | 6 |
| Logic 1 Input Voltage | VIH | 2.4 |  |  | V | TA = -40°C to +85°C | 4 |
| Logic 0 Input Voltage | VIL |  |  | 0.8 | V | TA = -40°C to +85°C | 4 |
| Input Voltage Range | VIN | -5 |  |  | V | TA = -40°C to +85°C | 4 |
| Input Current | IIN | -10 |  | 10 | µA | 0V ≤ VIN ≤ VS | 4 |
| Output Low Voltage | VOL |  |  | 0.025 | V | See Figure 1-1 | 4 |
| Output Resistance, Output Low | ROL |  | 3 | 5 | Ω | IOUT = 10 mA, VS = 18V; TA = -40°C to +85°C | 4 |
| Output Resistance, Output High | ROH |  | 2.3 | 5 | Ω | IOUT = 10 mA, VS = 18V; TA = -40°C to +85°C | 4 |
| Rise Time | tR |  | 32 | 60 | ns | Figure 1-1, CL = 2500 pF; TA = -40°C to +85°C | 4 |
| Fall Time | tF |  | 34 | 60 | ns | Figure 1-1, CL = 2500 pF; TA = -40°C to +85°C | 4 |
| Delay Time 1 | tD1 |  | 50 | 100 | ns | Figure 1-1; TA = -40°C to +85°C | 4 |
| Delay Time 2 | tD2 |  | 65 | 100 | ns | Figure 1-1; TA = -40°C to +85°C | 4 |
| Power Supply Current | IS |  | 0.45 | 3 | mA | VIN = 3V; TA = -40°C to +85°C | 4 |
| Power Supply Current | IS |  | 0.06 | 0.4 | µA | VIN = 0V; TA = -40°C to +85°C | 4 |
| Operating Input Voltage | VS | 4.5 |  | 18 | V | TA = -40°C to +85°C | 4 |
| Logic 1 Input Voltage | VIH | 2.4 | 1.4 |  | V | TA = +25°C | 3 |
| Logic 0 Input Voltage | VIL |  | 1.1 | 0.8 | V | TA = +25°C | 3 |
| Input Voltage Range | VIN | -5 |  |  | V | TA = +25°C | 3 |
| Input Current | IIN | -10 |  | 10 | µA | 0V ≤ VIN ≤ VS; TA = +25°C | 3 |
| Output Low Voltage | VOL |  |  | 0.025 | V | See Figure 1-1; TA = +25°C | 3 |
| Output Resistance, Output Low | ROL |  | 1.7 | 2.8 | Ω | IOUT = 10 mA, VS = 18V; TA = +25°C | 3 |
| Output Resistance, Output High | ROH |  | 1.5 | 2.5 | Ω | IOUT = 10 mA, VS = 18V; TA = +25°C | 3 |
| Latch-Up Protection Withstand Reverse Current | IR | 500 |  |  | mA | TA = +25°C (printed >500) | 3 |
| Rise Time | tR |  | 12 | 35 | ns | Figure 1-1, CL = 2500 pF; TA = +25°C | 3 |
| Fall Time | tF |  | 13 | 35 | ns | Figure 1-1, CL = 2500 pF; TA = +25°C | 3 |
| Delay Time 1 | tD1 |  | 18 | 75 | ns | Figure 1-1; TA = +25°C | 3 |
| Delay Time 2 | tD2 |  | 48 | 75 | ns | Figure 1-1; TA = +25°C | 3 |
| Power Supply Current | IS |  | 0.45 | 1.5 | mA | VIN = 3V; TA = +25°C | 4 |
| Power Supply Current | IS |  | 90 | 150 | µA | VIN = 0V; TA = +25°C | 4 |
| Peak Output Current | IPK |  | 6 |  | A | VS = 18V (See Figure 4-3); TA = +25°C | 3 |

## CAD (KiCad official)

- Symbol: `MIC4420YN`
- Footprint: `Package_DIP:DIP-8_W7.62mm`
- 3D model: PDIP-8 (KiCad packages3D, STEP)
- 3D model files: `mic4420yn-etched.step` / `mic4420yn-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `mic4420yn.step` / `mic4420yn.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [Microchip Tech datasheet](docs/mic4420yn-datasheet.pdf) (26 pp, sha256 `83053df3ef3ccd3a`, retrieved 2026-10-27, tier: manufacturer)
- **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/mic4420yn-datasheet.pdf)