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IC-NZN_12

Description
N-TYPE LASER DIODE DRIVER
File Size790KB,17 Pages
ManufactureriC-Haus GmbH
Websitehttp://www.ichaus.biz
Download Datasheet View All

IC-NZN_12 Overview

N-TYPE LASER DIODE DRIVER

iC-NZN
N-TYPE LASER DIODE DRIVER
nar y
limi
pre
Rev B2, Page 1/17
APPLICATIONS
o
Pulsed and CW laser diode
modules
o
Laser diode pointers
o
Laser levels
o
Bar-code readers
o
Distance measurement
o
Blue laser diodes
FEATURES
o
Peak value controlled laser diode driver for operation from CW
up to 155 MHz
o
Spike-free switching of laser currents of up to 300 mA
o
Setting of laser power (APC) via external resistor
o
Optional current control (ACC)
o
Laser current limitation
o
LVDS/TTL switching input with TTL monitor output
o
Low current consumption sleep-mode < 50 µA
o
Safety shutdown with overtemperature
o
Error signal output with overtemperature, undervoltage and
overcurrent
o
All current LD types can be used (N/P/M configurations)
o
Blue laser diodes supported
o
Fast soft-start
o
Strong suppression of transients with small external capacitors
PACKAGES
QFN24
4 mm x 4 mm
BLOCK DIAGRAM
RVDD
+3..+5.5V
VDD
i(RSI)x540
LDA MONITOR
LDA
CVDD
100 nF..
RSI
0.68.. 9kΩ
RSI
NSLP
VDD
iC-NZN
&
1
CLDA
IMON
LDK
N
..300mA
100 nF..
REGE
AVG
VSY
SYN
EP
EN
VDD
&
REF
LVDS/TTL
+
-
+
x240
CI
-
ECI
CI
CIS
..10 nF..
TTL
CID
INPUT INTERFACE
NERR
OverTemp.
1
OverCurrent
Low V(LDA)
Bandgap, Reference, Overtemp
OUTPUT MONITOR
T.PAD
GND
ECI
OUTPUT DRIVER
AGND
MD
RMD
GND
PMD
RGND
suitable laser diode configurations
N
M
P
Copyright © 2012 iC-Haus
http://www.ichaus.com
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