Overview
The AD9660KR is a highly integrated laser diode driver designed by Analog Devices Inc. This component is specifically tailored for applications involving laser diodes, such as optical disk drives, laser printers, and copiers. The AD9660KR features onboard light power control loops, allowing users to set and switch between different power levels at high speeds. It operates on a single +5 V power supply and includes TTL/CMOS compatible control signals, making it versatile for various high-speed applications.
Key Specifications
| Parameter | Value | Units | Conditions |
|---|---|---|---|
| Output Current | 180 mA @ 3 V, 200 mA @ 2.5 V | mA | VOUT = 2.5 V / 3.0 V |
| Bias Current | 90 mA @ 3 V | mA | @ 3 V |
| Modulation Current | 60 mA @ 3 V | mA | @ 3 V |
| Offset Current | 30 mA @ 3 V | mA | @ 3 V |
| Rise/Fall Times | 1.5 ns / 2.0 ns | ns | |
| Switching Rate | 200 MHz | MHz | |
| Operating Temperature | 0°C to +70°C | °C | |
| Package | 28-pin SOIC |
Key Features
- Onboard light power control loops for setting and switching between bias and write power levels.
- High-speed switching capability up to 200 MHz.
- TTL/CMOS compatible control signals.
- Single +5 V power supply.
- Fast rise and fall times (1.5 ns and 2.0 ns respectively) suitable for pulse width modulation and pulsed write formats.
- Onboard disable circuit to turn off output drivers and return light power control loops to a safe state.
Applications
- Laser printers and copiers.
- Optical disk drives.
- FO (Fiber Optic) data communication systems.
Q & A
- What is the primary function of the AD9660KR?
The AD9660KR is a laser diode driver designed to control the power levels of laser diodes in applications such as optical disk drives, laser printers, and copiers.
- What is the maximum output current of the AD9660KR?
The maximum output current is 200 mA at 2.5 V and 180 mA at 3 V.
- What are the rise and fall times of the AD9660KR?
The rise time is typically 1.5 ns, and the fall time is typically 2.0 ns.
- What is the switching rate of the AD9660KR?
The switching rate is up to 200 MHz.
- What type of power supply does the AD9660KR use?
The AD9660KR operates on a single +5 V power supply.
- What is the operating temperature range of the AD9660KR?
The operating temperature range is from 0°C to +70°C.
- What package type is the AD9660KR available in?
The AD9660KR is available in a 28-pin SOIC package.
- Are the control signals of the AD9660KR compatible with TTL/CMOS logic?
- What are some common applications of the AD9660KR?
- How does the onboard disable circuit function in the AD9660KR?
The onboard disable circuit turns off the output drivers and returns the light power control loops to a safe state.
