IC-NZ Datasheet, PDF (5/20 Pages) IC-Haus GmbH – FAIL-SAFE LASER DIODE DRIVER

iC-NZ
FAIL-SAFE LASER DIODE DRIVER
ELECTRICAL CHARACTERISTICS
Operating Conditions: VDD = 3.5...5.5 V, Tj = -20...85 °C; x: L, M, H, unless otherwise stated
Item Symbol Parameter
No.
Conditions
Total Device
001 VDD
Permissible Supply Voltage
002 Ioff(VDD) Supply Current in VDD
EN = lo
003 Idc(VDD) Supply Current in VDD
EN = hi, RSI > 780 Ω
004 Tab
Thermal Shutdown Threshold
005 VDDen Power-On Threshold
006 Vc()hi
Clamp Voltage hi at REGEN,
LENH, LENM, LENL, EN,
ENCAL, LDA, NERR, NSF
I() = 1 mA, other pins open, VDD = 0
007 Vc()hi
Clamp Voltage hi at CIx, MDL, I() = 1 mA, other pins open, VDD = 0
RMDH, RMDM SMD
008 Vc()hi
Clamp Voltage hi at LDKx
I() = 1 mA, other pins open
009 Vc()hi
Clamp Voltage hi at RSI, VREF I() = 1 mA, other pins open, VDD = 0
010 Vc()hi
Clamp Voltage hi at SDIS
I() = 1 mA, other pins open
011 Vc()lo
Clamp Voltage lo
I() = 1 mA, other pins open
Reference
101 V(MDL)
Voltage at MDL,
VDD − V(MDL) for P-type LD
closed control loop
102 dV(MDL) Temperature Drift of Voltage at closed control loop
MDL
103 I()
Current in MDL, RMDM, RMDH LENL, LENM, LENH = hi
104 V(VREF) Voltage at VREF,
VDD − VREF for P-type LD
iC active
Digital Inputs
201 Ipd()
Pull-Down Current in LENx, EN V(LDA) = V(VDD)
202 Ipd
Pull-Down Current in REGEN
(REGEN)
V(LDA) = V(VDD), V(ENCAL) < Vt()
203 Vt()
Threshold Voltage at LENx,
REGEN, ENCAL, EN
VDD = 5 V
204 Vhys()
Hysteresis
205 Rpd
Pull-Down Resistor at REGEN V(ENCAL) > Vt()
(REGEN)
206 Rpd
Pull-Down Resistor at ENCAL
(ENCAL)
Safety Monitor Diode
301 VSL
Monitor Threshold lo,
Signal SMD(0)
302 VSH
Monitor Threshold hi,
Signal SMD(1)
303 dVS
VSH − VSL
304 VCHK
Test Voltage for SMD
305 I(RSMD) Permissible
Safety Monitor Diode Current
306 Ipd(SMD) Pull-Down-Current in SMD
Laser Driver LDKx, CI, RMDx
401 Vs(LDKx) Saturation Voltage at LDKx
one channel only is activated;
I(LDK) = 100 mA
I(LDK) = 60 mA
402 Idc(LDKL) Permissible Current
DC
403 Idc(LDKM) Permissible Current
DC
404 Idc(LDKH) Permissible Current
DC
405 Vo()
Permissible Voltage at LDKx
406 VCI()
REGOK Monitor Threshold
Rev B2, Page 5/20
Unit
Min. Typ. Max.
3.5
5.5
V
460 600 µA
6.4
10
mA
110
150 °C
2.1
2.95
V
0.3
1.5
V
0.3
1.6
V
12
V
0.3 0.9 1.5
V
6
V
-1.5 -0.65 -0.3
V
440 500 550 mV
120
µV/°C
-500
500 nA
405 480 550 mV
1
4
10
µA
1
4
10
µA
0.75 1.8 2.2
V
800
mV
4
20
kΩ
10
30
kΩ
265 300 325 mV
615 680 750 mV
350 390 430 mV
120 %VSH
5
mA
0.2 0.6
3
µA
1.2
2
V
0.8 1.3
V
120 mA
100 mA
100 mA
12
V
100 760 900 mV