IC-WKM SO8-TP LASER COMPONENTS, IC-WKM SO8-TP Datasheet - Page 5

• Manufacturer Part Number: IC-WKM SO8-TP
• Description: IC, DRIVER LASER DIODE, SOIC8, WKM
• Manufacturer: LASER COMPONENTS

Specifications of IC-WKM SO8-TP

• Laser Driver Type: Laser Diode
• Supply Current: 350mA
• Supply Voltage Range: 3.6V To 15V
• Driver Case Style: SOIC
• No. Of Pins: 8
• Operating Temperature Max: 85°C
• Operating Temperature Min: -40°C
• Base Number: 08
• Device Type: LED
• Ic Generic Number: WKM
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Item
No.
ELECTRICAL CHARACTERISTICS
Operating Conditions: VCC = 3.6...15 V, RM = 40 ...100 k , Tj = -40...125 °C unless otherwise noted
Total Device
Reference and Monitor Inputs MDA, MDK, AGND
Laser Driver LDA
iC-WKM
M-TYPE CW LASER DIODE DRIVER
001
002
003
004
005
006
007
008
009
010
011
101
102
103
104
105
106
107
108
109
110
111
201
202
203
204
205
206
207
Symbol
VCC
I(LDA)m
Idc(VCC)
Ioff(VCC)
Ir(VCC)
ton()
Vc()hi
Vc()lo
Vc()hi
Vc()lo
Vc()hi
V(MDA)
dV(MDA)
Ierr(MDA)
dI(MDA)
APCerr
dI(MD)
Rgnd()
CR()
TC()
TC()
Vf(MDK)
Vs(LDA)
dI(MDA)
It(LDA)
toff()
Vf()
Rvcc()
Vt(MDA)
Parameter
Permissible Supply Voltage
Permissible Laser Drive Current
Supply Current without load path closed control loop, I(MDK) = 0,
Supply Current after Reset
Reverse Supply Current
Turn-on Delay
Clamp Voltage hi at MDA
Clamp Voltage lo at
VCC, LDA, MDA, CI, VCCA
Clamp Voltage hi at MDK
referenced to VCCA
Clamp Voltage lo at MDK
referenced to VCCA
Clamp Voltage hi at VCC, LDA,
CI, VCCA
Reference Voltage at MDA
Reference Voltage Temperature
Drift at MDA
Input Current in MDA
Input Current Temperature Drift in
MDA
Control Error
Supply Voltage Suppression
Resistor AGND-GND
Current Ratio I(MDA)/I(MDK)
Current Ratio Temperature
Coefficient I(MDA)/I(MDK)
Current Ratio Temperature
Coefficient I(MDA)/I(MDK)
Voltage at MDK
Saturation
Voltage at LDA referenced to VCC
Load Balancing Error
Overcurrent Threshold in LDA
Overcurrent Reset Delay
Flyback Diode Forward Voltage
V(GND)-V(LDA)
Transient Protection Resistor
Shutdown Threshold at MDA
Conditions
control range
I(LDA) = 350 mA
RM = 50 k , VCC = -6 V
VCC: 0
I(LDA) = I(LDA)m, CI = 3.3 µF
I() = 10 mA, other pins open
I() = -10 mA, other pins open
I() = 10 mA, other pins open
I() = -10 mA, other pins open
I() = 10 mA, other pins open
closed control loop,
V(LDA) < Vs(LDA)
see 101
closed control loop, I(MDK) = 0
see 103
RM = 10 k ;
Tj = 0...80 °C
Tj= -40...125 °C
V(VCC): 3.6 V
I(LDA) = -350 mA
I(MDK) = 1...500 µA
I(MDK) = 0.5...3 mA
I(MDK) = 3...6 mA
I(MDK) = 1 µA...1 mA
I(MDK) = 1...6 mA
Vf() = V(VCCA)
I(MDK) = 1 µA...6 mA
Vs(LDA) = V(VCC)
I(LDA)= -40 mA
I(LDA)= -350 mA
I(LDA): -20
lack of feedback:
I(MD) = 0 to I(LDA) > -10 mA,
VCC = 5 V, CI = 1 µF
I(LDA) > -350 mA
VCC to VCCA
t > 1 µs
5 V to 95%I(LDA);
-350 mA
15 V,
V(MDK),
V(LDA);
°C
Tj
Fig.
-0.005
-0.025
Min.
-350
-100
-700
0.97
0.95
0.92
230
-10
-11
3.6
1.1
0.4
0.7
16
-9
-1
-4
-5
6
Typ.
250
2.4
-3
5
Rev C1, Page 5/9
0.005
0.025
Max.
1.03
1.05
1.06
-360
600
270
120
100
600
-10
0.5
1.0
1.5
1.5
1.8
15
10
11
24
-1
5
4
1
2
4
3
2
4
3
µV/°C
nA/°C
%/°C
%/°C
Unit
mA
mA
mA
mA
mV
mA
nA
µs
µs
%
%
%
%
V
V
V
V
V
V
V
V
V
V
V