IC-WJZ ICHAUS [IC-Haus GmbH], IC-WJZ Datasheet

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IC-WJZ

Manufacturer Part Number
IC-WJZ
Description
APPLICATION NOTES
Manufacturer
ICHAUS [IC-Haus GmbH]
Datasheet
Fig. 1: the lowest operating frequency permitted is determined by a limit of 10% max. overshooting
Fig. 2: setup ok, the time constant given by RSET x CI suits the operating frequency ideal
Fig. 3: switch delay on leading edge starts to effect the duty cycle and thus the pulse power
Item
Operating Conditions: VCC= 5V, Tj= 25 E C, unless otherwise noted
CW Operation (IN= VCC)
Operating Frequency (50% duty cycle)
TYPICAL OPERATIONAL CHARACTERISTICS (taken on iC-WJ)
iC-WJ, iC-WJZ
APPLICATION NOTES
LASER DIODE OUTPUT WAVEFORMS
10
11
12
13
14
15
1
2
3
4
5
6
7
8
9
Symbol
ton()
f(IN)
Parameter
Power-on Delay
Clock Frequency at IN
Conditions
CI, RSET, CWD:
22nF, 15k, -pF
470nF, 15k, 100pF
4.7µF, 15k, 1000pF
CI, RSET, CWD:
100nF, 15k, - pF
see #4
see #4
220nF, 15k, -pF
see #7
see #7
470nF, 15k, 100pF
see #10
see #10
4.7µF, 15k, 1000pF
see #13
see #13
Tj
E C
Fig.
1
2
3
1
2
3
1
2
3
1
2
3
Min.
120
60
30
Sep 19 2000, Page 1/3
Typ.
0.54
120
150
400
150
400
100
400
100
350
1.8
11
65
30
10
Max.
250
250
250
Unit
kHz
kHz
kHz
kHz
kHz
kHz
kHz
kHz
kHz
kHz
kHz
kHz
ms
ms
ms

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IC-WJZ Summary of contents

Page 1

... APPLICATION NOTES LASER DIODE OUTPUT WAVEFORMS Fig. 1: the lowest operating frequency permitted is determined by a limit of 10% max. overshooting Fig. 2: setup ok, the time constant given by RSET x CI suits the operating frequency ideal Fig. 3: switch delay on leading edge starts to effect the duty cycle and thus the pulse power ...

Page 2

... APPLICATION NOTES TYPICAL OPERATIONAL CHARACTERISTICS (taken on iC-WJ) Operating Conditions: VCC= 5V, Tj unless otherwise noted Item Symbol Parameter Operating Frequency (25% duty cycle) 16 f(IN) Clock Frequency / Pulse Width Operating Frequency (10% duty cycle) 19 f(IN) Clock Frequency / Pulse Width Laser Diode Power Delay ...

Page 3

... APPLICATION NOTES KLD GND 1 AMD 2 CWD CI WDOG 100nF REF RSET 10k 4 ISET VCC iC-WJ/WJZ Fig. 1: applying external HF modulation Fig. 2.: supplying higher output currents C1 10µ 5nF + +5V C2 +5V 100nF + - Sep 19 2000, Page 3 +5V R8 100 ...

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