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WCB201 Datasheet(PDF) 4 Page - Wavelength Electronics, Inc.

Part # WCB201
Description  Low Noise Laser Diode Drivers
PDF  28 Pages
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Manufacturer  WAVELENGTH [Wavelength Electronics, Inc.]
Direct Link  https://www.teamwavelength.com/
Logo WAVELENGTH - Wavelength Electronics, Inc.

WCB201 Datasheet(HTML) 4 Page - Wavelength Electronics, Inc.

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4
LDD P SERIES LASER DIODE DRIVER
PIN DESCRIPTIONS
LDD 1P
PIN #
NAME
FUNCTION
1
CURRENT FEEDBACK
Connect to Pin 7 as shown in the wiring diagram.
2
CURRENT MONITOR
Measures laser diode current. 0 to 2.5 V range.
3
MODULATION INPUT
Inverting modulation input. 0 to 5 V range.
Must be shorted to pin 4 (GND) to properly configure the onboard trimpots.
4
GND
Power supply and monitor common connection.
5
LD CATHODE
Laser Diode Cathode.
6
LD ANODE
Laser Diode Anode. (Pin 6 internally shorted to Pin 8).
7
FEEDBACK IN
Connect to Pin 1 as shown in the wiring diagram.
8
V+
Power supply voltage connection. (Pin 6 internally shorted to pin 8).
Supply range: +5 to +12 VDC.
Table 1. Pin Descriptions LDD 1P (Types A & B lasers)
LDD 2P
PIN #
NAME
FUNCTION
1
CURRENT FEEDBACK
Connect to Pin 7 as shown in the wiring diagram.
2
CURRENT MONITOR
Measures laser diode current. 0 to 2.5 V range.
3
MODULATION INPUT
Inverting modulation input. 0 to 5 V range.
Must be shorted to pin 4 (GND) to properly configure the onboard trimpots.
4
GND
Power supply and monitor common connection. (Pin 4 internally shorted to Pin 6.)
5
LD ANODE
Laser Diode Anode.
6
LD CATHODE
Laser Diode Cathode. (Pin 6 internally shorted to Pin 4.)
7
FEEDBACK IN
Connect to Pin 1 as shown in the wiring diagram.
8
V+
Power supply voltage connection.
Supply range: +5 to +12 VDC.
Table 2. Pin Descriptions LDD 2P (Type C lasers)
TRANSFER FUNCTIONS
FUNCTION
LABEL
LDD200
LDD400
Current Monitor
TF
CM
80 mA / V
160 mA / V
Inverting Modulation Input
TF
MOD
-40 mA / V
-80 mA / V
Table 3. Transfer Functions for LDD P Series Laser Diode Drivers



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