iC-HB Triple 155 MHz Laser Switch0 pages
iC-HB
TRIPLE 155MHz LASER SWITCH
Rev A3, Page 1/8
FEATURES
© Laser switch for frequencies from CW up to 155MHz
© Spike-free switching of the laser currents
© Three channels with independent current control at pins CIx
© Operates as a voltage-controlled current sink
© LVDS/TTL switching inputs with TTL monitor outputs
© Pulsed operation with up to 300mA per channel
© CW operation with up to 65mA per channel
© Laser current monitor output
© Thermal shutdown with open drain error output
© Protective ESD circuitry
APPLICATIONS
© Laser printers
© Data transmission
© Laser scanning devices
PACKAGES
QFN24
4mm x 4mm
BLOCK DIAGRAM
LVDS/TTL
LVDS/TTL
1k
iC-HB 1k
1k
LVDS/TTL
OVERTEMP
SHUTDOWN
IK1
IKB
IK2
CIB
CI2
CI1
LDK2
AGND1 AGND2
IMON LDK1
AGNDB
LDKB
NER
GND
VDD VTTL
SYNB
EN2
EP2
SYN1
EN1
EP1
TTL
SYN2
EPB
ENB
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