CWD-01-V2 Analog Technology, Inc., CWD-01-V2 Datasheet - Page 2

• Manufacturer Part Number: CWD-01-V2
• Description: Constant Current Cw Laser Driver
• Manufacturer: Analog Technology, Inc.

Pin 9 LDA, laser diode anode, analog output. Connect it to the anode of the laser diode.
Pin 10 PGND, power ground. Connect this pin directly to the cathode of the laser diode.
Pin 11 PGND, power ground. Connect this pin directly to power supply return pass.
Pin 12 VPS, power supply voltage, power input. The driver will work from VPS = 3.0V to 5.5V.
Figure 1 illustrates two typical connection schematics.
550 E. Weddell Drive, Suite 4, Sunnyvale, CA 94089, U. S. A. Tel.: [phone], Fax: [phone], Web: www.analogtechnologies.com
Copyrights 2000 – 2003, Analog Technologies, Inc. All Rights Reserved. Updated: 6/18/03
linearly, the laser current is stabilized, and the control loop is stable. This pin has a similar function
as Pin 2 LDGD, except that this pin is of an analog output and Pin 2 is of a digital output.
Analog Technologies, Inc.
SDNG
Pin 1
MA785CT-ND
2
1
D
100K
R
1
2
1uF
C
CWD-01-V2
Figure 1
Internal chip control input
CWD-01-V2
2