component
HT62783ARTZ
Public Made by Adomby adom
HTCSEMI Darlington Transistor Arrays, TSSOP-20. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
3D Model
Open in new tab ↗
Loads when you scroll to it. Unloads after 5 minutes in the background.
Symbol & Footprint
Schematic Symbol
Open full view ↗Loads when you scroll to it. Unloads after 5 minutes in the background.
PCB Footprint
Open full view ↗Loads when you scroll to it. Unloads after 5 minutes in the background.
Datasheet
Open in new tab ↗Loads when you scroll to it. Unloads after 5 minutes in the background.
README
markdownHT62783ARTZ
HTCSEMI · Darlington Transistor Arrays · TSSOP-20
HT62783ARTZ from HTCSEMI, in a TSSOP-20. 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 | I1 | input | Channel 1 driver input; HT62783A is compatible with TTL and 5 V CMOS, VIN max 15 V. |
| 2 | I2 | input | Channel 2 driver input; HT62783A is compatible with TTL and 5 V CMOS, VIN max 15 V. |
| 3 | I3 | input | Channel 3 driver input; HT62783A is compatible with TTL and 5 V CMOS, VIN max 15 V. |
| 4 | I4 | input | Channel 4 driver input; HT62783A is compatible with TTL and 5 V CMOS, VIN max 15 V. |
| 5 | I5 | input | Channel 5 driver input; HT62783A is compatible with TTL and 5 V CMOS, VIN max 15 V. |
| 6 | I6 | input | Channel 6 driver input; HT62783A is compatible with TTL and 5 V CMOS, VIN max 15 V. |
| 7 | I7 | input | Channel 7 driver input; HT62783A is compatible with TTL and 5 V CMOS, VIN max 15 V. |
| 8 | I8 | input | Channel 8 driver input; HT62783A is compatible with TTL and 5 V CMOS, VIN max 15 V. |
| 9 | VCC | power_in | Common supply voltage for all drivers, 0 to 50 V recommended (absolute max 50 V). |
| 10 | NC | unconnected | No internal connection. |
| 11 | NC | unconnected | No internal connection. |
| 12 | GND | power_in | Common ground for all drivers. |
| 13 | O8 | output | Channel 8 Darlington output with clamp diode; sustaining voltage up to 50 V, output current up to 500 mA. |
| 14 | O7 | output | Channel 7 Darlington output with clamp diode; sustaining voltage up to 50 V, output current up to 500 mA. |
| 15 | O6 | output | Channel 6 Darlington output with clamp diode; sustaining voltage up to 50 V, output current up to 500 mA. |
| 16 | O5 | output | Channel 5 Darlington output with clamp diode; sustaining voltage up to 50 V, output current up to 500 mA. |
| 17 | O4 | output | Channel 4 Darlington output with clamp diode; sustaining voltage up to 50 V, output current up to 500 mA. |
| 18 | O3 | output | Channel 3 Darlington output with clamp diode; sustaining voltage up to 50 V, output current up to 500 mA. |
| 19 | O2 | output | Channel 2 Darlington output with clamp diode; sustaining voltage up to 50 V, output current up to 500 mA. |
| 20 | O1 | output | Channel 1 Darlington output with clamp diode; sustaining voltage up to 50 V, output current up to 500 mA. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | HTCSEMI |
| Package | TSSOP-20 |
| Category | Transistors/Thyristors |
| Pins | 20 |
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 current (one channel) | IOUT | -500 | mA | One channel; *On PCB 50 × 50 × 1,6 mm, 40% Cu | 5 | ||
| Clamp diode reverse voltage | VR | 50 | V | 5 | |||
| Clamp diode forward current | IF | 500 | mA | 5 | |||
| Storage temperature | Tstg | -60 | 150 | °C | 5 | ||
| Supply voltage | VCC | 0 | 50 | V | 5 | ||
| Output current (one channel) | IOUT | -350 | mA | One channel; *On PCB 50 × 50 × 1,6 mm, 40% Cu | 5 | ||
| Output current (8 channels) | IOUT | -180 | mA | 8 channels at Tpw = 25 ms, Ta = 85 °C, Duty 10% | 5 | ||
| Output current | IOUT | -38 | mA | Tj = 120 °C, Duty 50% | 5 | ||
| Clamp diode reverse voltage | VR | 50 | V | 5 | |||
| Clamp diode forward current | IF | 400 | mA | 5 | |||
| Output leakage current | ICEX | 100 | µA | VCC = 50 V, VIN = 0,4 V; Ta 25±10 °C | 6 | ||
| Clamp diode reverse current | IR | 50 | 60 | µA | VR = 50 V | 6 |
CAD (KiCad official)
- Symbol:
HT62783ARTZ - Footprint:
Package_SO:TSSOP-20_4.4x6.5mm_P0.65mm - 3D model: TSSOP-20 (KiCad packages3D, STEP)
- 3D model files:
ht62783artz-etched.step/ht62783artz-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);ht62783artz.step/ht62783artz.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: HTCSEMI datasheet (10 pp, sha256
37cd3b2241091ad9, retrieved 2026-10-17, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-haiku-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).