IC-HTP Datasheet, PDF (6/51 Pages) IC-Haus GmbH – DUAL CW P-TYPE LASER DIODE DRIVER

iC-HTP
DUAL CW P-TYPE
LASER
DIODE
DRIVER
preliminary
Rev B1, Page 6/51
ELECTRICAL CHARACTERISTICS
Operating Conditions: VB = 2.8 . . . 11 V (referenced to GND), Tj = -40 . . . 125 °C unless otherwise stated
Item Symbol Parameter
No.
Conditions
Unit
Min. Typ. Max.
Total Device
Functionality and parameters beyond the operating conditions (with reference to independent voltage supplies, for instance) are to be
verified within the individual application using FMEA methods.
001 VB
Permissible Supply Voltage
Referenced to GND
2.8
11
V
002 I(VB)
Standby Current at VB
V(NSTBY) ≤ 0.4 V
10
µA
003 I(VB)
Supply Current at VB
No load, EC1, EC2, NSTBY = hi
004 V(VB)off Turn-off threshold
Decreasing VB
005 V(VBLx)off Turn-off threshold
Decreasing VBLx
006 VBLxequal Detection for VBL1 not equal to Merge mode enabled, |VBL1-VBL2|
VBL2
007 V(VDD)on Turn-on threshold
Increasing VDD
008 V(VDD)off Turn-off threshold
Decreasing VDD
009 V(VDD)Hys Power-on hysteresis
010 V(VB)INITR RAM memory reset during
Stand-By
NSTBY = lo
011 Rgnd() Resistor to VDD at MRH1, MRH2
012 Ragnd() Resistor to VBLx at CIHx
013 Vc()lo
Clamp Voltage lo at VB,
VDD, NCHK, EMC, NCS/A1,
MISO/SDA, MOSI/A0,
SCLK/SCL, INS/WKR, NSTBY,
EC1, EC2, DCO, LDA1, LDA2,
CI1, CIH1, CI2, CIH2, AGND1,
AGND2, MDK1, MDK2
I() = -10 mA
Laser Driver LDAx, CIx, MDKx
101 Vs(LDA)lo Saturation Voltage lo at LDA
CRNGx = 00
I(LDAx) = -750 mA V()= V(VBLx) - V(LDAx)
102 V(LDASAT) LDAx saturation detection
threshold
RLDASx = 00
RLDASx = 01
RLDASx = 10
RLDASx = 11
103 Idc(LDA)
Permissible DC Current at LDAx
CRNGx = 00
CRNGx = 01
CRNGx = 10
CRNGx = 11
104 Ileak(LDA) LDAx leakage current
V(LDAx) = 0 V
105 C(CI)
Possible capacitor at CI1, CI2 ECIE = 0, EMC = hi
106 I(CI)
Charge Current at CI1, CI2
V(CI) = 0 V, EC1, EC2 = hi, ECIEx = 1
COMP = 111
107 I(LDA)max Laser overcurrent shutdown
threshold
CRNGx = 00 EACCx = 0
V(LDA) = V(VBLx)-0.7 V . . . 1.5 V
ILIMx(7:0) = 0x00, RACCx = 0
ILIMx(7:0) = 0xFF, RACCx = 0
ILIMx(7:0) = 0x00, RACCx = 1
ILIMx(7:0) = 0xFF, RACCx = 1
108 ∆ I(LDA) Shutdown threshold resolution
CRNGx = 00, ILIMx(7:0) = 0x00 to 0xFF
RACCx = 0
RACCx = 1
109 tovc
Time to overcurrent shutdown Laser current decreased 10%
110 V(MDK) Voltage at MDK1, MDK2
Closed control loop
EC1, EC2 = hi
EMC = lo, INS/WKR = lo
EMC = lo, INS/WKR = hi
111 Ten
Time to laser enabled
NSTBY lo → hi, no load at VDD,
V(VDD) 0 to 90 %,
CVDD = 1 µF, EMC = lo
5
mA
1.4
2.6
V
1.4
2.6
V
0.5
1.3
V
1.4
2.2
V
1.2
2.2
V
20
250 mV
0.85
1.4
V
20
Ω
20
Ω
-1.6
-0.3
V
0.7
V
0.4 0.6 0.9
V
0.6 0.8 1.1
V
0.9 1.1 1.2
V
1.1 1.3 1.5
V
-750
mA
-100
mA
-25
mA
-9
mA
-10
µA
0
µF
-150
-15
µA
-25
-2266
-3.2
-284
0
mA
-900 mA
0
mA
-150 mA
-5
-4
-3
mA
-0.625 -0.5 -0.375 mA
1
5
µs
110 125 145 mV
220 250 280 mV
1.3
ms