IC-NZP Datasheet, PDF (5/13 Pages) IC-Haus GmbH – P-TYPE LASER DIODE DRIVER

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