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ULN2803G-D18-T
+物料清單-
製造商聯合科技公司（Unisonic Tech）
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製造商部分 #ULN2803G-D18-T
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規格
| 屬性 | 價值 |
| Manufacturer | UTC(Unisonic Tech) |
| Package / Case | DIP-18 |
| Number of Channels | Eight channels |
概述
Description
The ULN2803G-D18-T is an 8-channel Darlington transistor array designed for driving high-current loads. It features open-collector outputs with built-in freewheeling diodes, making it ideal for inductive loads like relays, solenoids, and stepper motors.
### Key Features:
- 8 Darlington pairs (500mA per channel, 50V max).
- Common-cathode clamp diodes for inductive spike protection.
- TTL/CMOS-compatible inputs (5V logic).
- Wide voltage range (up to 50V output).
### Applications:
- Relay/actuator drivers.
- LED displays.
- Industrial control systems.
Packaged in a SOIC-18 (D18) form factor, it’s compact and suitable for automated PCB assembly.
For more details, refer to the datasheet.
### Key Features:
- 8 Darlington pairs (500mA per channel, 50V max).
- Common-cathode clamp diodes for inductive spike protection.
- TTL/CMOS-compatible inputs (5V logic).
- Wide voltage range (up to 50V output).
### Applications:
- Relay/actuator drivers.
- LED displays.
- Industrial control systems.
Packaged in a SOIC-18 (D18) form factor, it’s compact and suitable for automated PCB assembly.
For more details, refer to the datasheet.
Pinout
The ULN2803G-D18-T is an 18-pin Darlington transistor array IC designed for driving high-current loads.
Key Functions:
- 8-channel Darlington driver (each channel can handle up to 500mA and 50V).
- Common-cathode clamp diodes for inductive load protection.
- TTL/CMOS-compatible inputs (5V logic control).
- Used for driving relays, motors, LEDs, and other high-current devices.
Pinout Summary:
- Pins 1–8: Inputs (IN1–IN8).
- Pins 10–17: Outputs (OUT1–OUT8).
- Pin 9: Common cathode for clamp diodes (usually grounded).
- Pin 18: VCC (supply voltage for loads).
Compact and robust, it simplifies interfacing low-power logic with high-power loads.
Key Functions:
- 8-channel Darlington driver (each channel can handle up to 500mA and 50V).
- Common-cathode clamp diodes for inductive load protection.
- TTL/CMOS-compatible inputs (5V logic control).
- Used for driving relays, motors, LEDs, and other high-current devices.
Pinout Summary:
- Pins 1–8: Inputs (IN1–IN8).
- Pins 10–17: Outputs (OUT1–OUT8).
- Pin 9: Common cathode for clamp diodes (usually grounded).
- Pin 18: VCC (supply voltage for loads).
Compact and robust, it simplifies interfacing low-power logic with high-power loads.
Manufacturer
The ULN2803G-D18-T is manufactured by Toshiba Electronic Devices & Storage Corporation, a subsidiary of Toshiba.
Toshiba is a Japanese multinational conglomerate specializing in semiconductors, electronic components, and storage solutions. Known for its high-quality power devices, analog ICs, and optoelectronics, Toshiba serves industries like automotive, industrial, and consumer electronics.
The ULN2803G-D18-T is a Darlington transistor array used for driving high-current loads, such as relays and motors. Toshiba's expertise in power management makes it a trusted supplier for such components.
Toshiba is a Japanese multinational conglomerate specializing in semiconductors, electronic components, and storage solutions. Known for its high-quality power devices, analog ICs, and optoelectronics, Toshiba serves industries like automotive, industrial, and consumer electronics.
The ULN2803G-D18-T is a Darlington transistor array used for driving high-current loads, such as relays and motors. Toshiba's expertise in power management makes it a trusted supplier for such components.
Package
The ULN2803G-D18-T is packaged in a SOIC-18 (Small Outline Integrated Circuit) with 18 pins. This surface-mount package is compact, suitable for automated assembly, and offers good thermal performance. It is commonly used for driving inductive loads like relays and motors. The "D18" in the part number typically denotes the 18-pin SOIC package.
