DS55493�DS75493 is a quad LED segment driver, its characteristics are low voltage operation, low input current, low standby power, display blanking function, output current regulation, quad high gain circuits
The DS55493/DS75493 is a quad LED segment driver designed for low‑voltage operation and to interface between MOS ICs and LEDs. It features low input current for MOS compatibility, low standby power, display blanking capability, output current regulation, and four high‑gain circuits.
The document lists absolute maximum ratings, operating conditions, and detailed electrical characteristics such as supply voltage, output current, and power dissipation. Typical applications, schematic diagrams, and physical dimensions for the dual‑in‑line package are also included, along with a life‑support policy disclaimer.
| Supply Voltage | 10 V – 15 V |
|---|---|
| Output Current (Iout) | 25 mA |
| Storage Temperature Range | -65 °C to +150 °C |
| Maximum Power Dissipation (Cavity Package) | 1.371 W |
| Lead Temperature (Soldering, 4 s) | 260 °C |
The device can operate up to 15 V supply voltage.
No, National Semiconductor products are not authorized for use as critical components in life‑support devices without written approval.
Order numbers are D$55493J or DS75493J, with NS package numbers J16A (cavity) or N16A (molded).