iC-NZP
P-TYPE LASER DIODE DRIVER
Rev A1, Page 5/13
ELECTRICAL CHARACTERISTICS
Operating Conditions: VDD = 3...5.5 V, VSY = 0 V...VDD, Tj = -20...85 °C, NSLP = hi, NCID = hi; unless otherwise stated
Item Symbol
No.
Parameter
Conditions
Unit
Min.
Typ.
Max.
307 Ipd(EP)
308 Vt()hi
Pull-Down Current at EP
TTL = hi, EN = open, V() = 1 V...VDD
0.5
5
2
µA
V
Input Threshold Voltage hi at
TTL, REGE, NSLP, AVG, NCID
309 Vt()lo
310 Vhys()
311 Ipu()
Input Threshold Voltage lo at
TTL, REGE, NSLP, AVG, NCID
0.8
130
-60
2
V
Hysteresis at TTL, REGE, NSLP,
AVG, NCID
230
mV
µA
Pull-Up Current at TTL, REGE,
NCID
V() = 0...VDD − 1.2 V
-2
312 Ipd()
Pull-Down Current at NSLP, AVG V() = 1 V...VDD
130
0.4
µA
V
313 Vs()hi
Saturation voltage hi at SYN
Saturation voltage lo at SYN
Short-circuit Current hi at SYN
Short-circuit Current lo at SYN
Vs(SYN)hi = VSY − V(SYN), I() = -1 mA,
VSY = VDD, EP = TTL = hi, EN = open
314 Vs()lo
315 Isc()hi
316 Isc()lo
I() = 1 mA, VSY = VDD, TTL = hi, EP = lo,
EN = open
0.4
-3
V
EP = TTL = hi, EN = open, V(SYN) = 0 V,
VSY = VDD
-40
3
mA
mA
TTL = hi, EP = lo, EN = open, V(SYN) = VSY,
VSY = VDD
40
317 I(NERR)
318 Vs()lo
Current in NERR
V(NERR) > 0.6 V, error
I() = 1 mA, error
1
20
mA
mV
Saturation Voltage lo at NERR
600
Laser Driver LDA, CI, IMON
401
Vs(LDA)hi Saturation Voltage hi at LDA
Vs(LDA)hi = V(VDDL) − V(LDA); RSI = 680 Ω
I(LDA) = 300 mA, VDD = 4.5...5.5 V
1.6
1.2
0.8
2.2
2
1.3
V
V
V
I(LDA) = 100 mA, VDD = 4.5...5.5 V
I(LDA) = 60 mA, RSI = 2.5 kΩ VDD = 3...3.5 V
402 Idc(LDK)
403 C(CI)
Permissible DC Current in LDA
Required Capacitor at CI
Charge Current from CI
300
mA
nF
0
10
0
404
|I(CI)|
iC active, REGE = hi, V(VDD) − V(CI) = 1 V;
NCID = hi
NCID = lo
µA
µA
20
60
405 Ipu(CI)
Pull-Up Current in CI
Current at IMON
iC active, REGE = NCID = lo, V(RSI) = VDD,
V(CI) = 0 V...VDD − 1 V
V(IMON)=0.5V;
-2.6
-0.3
µA
406
Imon()
1/320
1/210 I(LDA)
I(LDA) < 100 mA, VDD = 3...4.5 V
I(LDA) < 300 mA, VDD = 4.5...5.5 V
Timing
501 twu
Time to Wakeup:
CVDDA = 1 µF, RSI = 1 kΩ
300
µs
NSLP lo → hi to system enable
502 tr
503 tf
504 tp
Laser Current Rise Time
VDD = 5 V see Fig. 2
VDD = 5 V see Fig. 2
VDD = 5 V
1.5
1.5
10
ns
ns
ns
Laser Current Fall Time
Propagation Delay
V(EPx, ENx) → I(LDAx)
ICHAUS [ IC-HAUS GMBH ]
