iC-WJ, iC-WJZ
LASER DIODE DRIVER
Rev C1, Page 4/12
ELECTRICAL CHARACTERISTICS
Operating Conditions: VCC = 5 V ±10 %, RSET = 2.7...27 kΩ,
iC-WJ:
I(AMD) = 50...500 µA,
iC-WJZ:
I(AMD) = 0.15...1.5 mA, Tj = -25...125 °C, unless otherwise noted.
Item
No.
001
002
003
004
005
Driver
101
102
103
Vs(KLD)
I0(KLD)
I(KLD)
Saturation Voltage at KLD
Leakage Current in KLD
Current in KLD
IN = hi, I(KLD) = 200 mA
IN = lo, V(KLD) = VCC
IN = hi, I(AMD) = 0
-25
27
70
125
225
250
250
250
0.5
0.4
250
1.3
10
V
µA
mA
mA
mA
mA
1.5
1.5
100
100
V
V
ns
ns
Symbol
Parameter
Conditions
Tj
°C
Fig.
Min.
4.5
Typ.
Max.
5.5
15
135
-1.5
0.3
-0.3
1.5
V
mA
ns
V
V
Unit
Total Device
VCC
Iav(VCC)
Permissible Supply Voltage
Range
Supply Current in VCC (average Iav(KLD) = 100 mA,
value)
f(IN) = 200 kHz ±20 %
IN(hi
↔
lo), V(50 %) : I(50 %)
I() = -2 mA, other pins open
Vc()hi = V()
−
VCC; I() = 2 mA,
other pins open
tp(IN-KLD) Delay Time Pulse Edge V(IN) to
I(KLD)
Vc()lo
Vc()hi
Clamp Voltage lo at VCC, IN,
AMD, KLD, CI, CWD, ISET
Clamp Voltage hi at IN, AMD,
KLD, GND, CI, CWD, ISET
104
105
106
107
V(AMD)
tr
tf
CR1()
Voltage at AMD
Current Rise Time in KLD
Current Fall Time in KLD
Current Ratio I(AMD) / I(ISET)
iC-WJ:
I(AMD) = 500 µA
iC-WJZ:
I(AMD) = 1.5 mA
Imax(KLD) = 20...250 mA,
Ip(): 10
→
90 %
Imax(KLD) = 20...250 mA,
Ip(): 90 %
→
10 %
I(CI) = 0, closed control loop;
iC-WJ
iC-WJZ
V(CI) = 1...3.5 V, ISET open;
iC-WJ
iC-WJZ
0.8
2.4
0.9
2.7
1.60
-25
27
70
125
1
3
1
3
1.2
3.6
1.1
3.3
2.40
V
V
V
V
V
V
V
V
V
V
mV
mV
mV
mV
mV
kΩ
V
V
V
V
V
V
V
108
CR2()
Current Ratio I(AMD) / I(CI)
Input IN
201 Vt()hi
Threshold hi
1.84
1.87
1.88
1.91
1.50
2.20
1.76
1.78
1.79
1.81
10
190
80
90
90
100
4
16
0.1
3.2
2.8
2.3
1.8
1.28
1.22
0.9
1
1.1
202
Vt()lo
Threshold lo
-25
27
70
125
203
Vt()hys
Hysteresis
-25
27
70
125
204
205
206
Rin
V0()
Vtwd()
Pull-Down Resistor
Open-loop Voltage
Threshold for Watchdog
V(IN) = -0.3...VCC + 0.3 V
I(IN) = 0
-25
27
70
125
2.4
2.0
1.5
1.0
1.17
Reference und Thermal Shutdown
301 V(ISET)
Voltage at ISET
27
302
CR()
Current Ratio I(CI) / I(ISET)
V(CI) = 1...3.5 V, I(AMD) = 0
ICHAUS [ IC-HAUS GMBH ]
