PKA 2323 PI, CI
TC = 0…+95°C, VI = 19...35 V unless otherwise specified. IO1nom = 1.25 A, IO2nom = 1.25 A.
Output
Output 1
Output 2
typ
Characteristics
Conditions
Unit
min
max
typ
min
max
Output voltage initial
setting and accuracy
11.74
11.97
12.20
11.77
12.00
12.23
V
%
V
VOi
TC =+25°C, IO =IOnom, V =26 V
I
Output adjust range1)
10
Output voltage
tolerance band
Long term drift
included
IO1=0.1…1.0 ´ IO
nom
11.48
12.57
IO2=IO2
nom
VO
Idling voltage
Line regulation
IO =25 mA
12.50
168
15.90
192
V
mV
I
O=IOnom
IO1=0.1…1.0 ´ IO1nom, IO2=IO2nom,
V = 26 V
I
144
mV
Load regulation
Load transient
recovery time
ttr
200
200
ms
IO=0.1…1.0 ´ IOnom, V = 26 V
load step = 0.8 ´ IOnom, IO1 = IO2
I
+600
–600
1.2
+600
–600
1.2
mV
mV
di
<0.1A/ms
V
Load transient voltage
tr
dt
Temperature coefficient2)
Ramp-up time
IO=IOnom, TC <TC max
mV/°C
ms
Tcoeff
tr
10
10
0.1…0.9 ´ VO
IO=
0.1…1.0 ´ IOnom
From VI connection
to VO = 0.9 ´ VOi
ts
Start-up time
30
30
ms
Output current
IO
0
2.0
0
2.0
A
Max total output power3)
W
POmax
Calculated value
TC <TC max
min 30, max 15 on Out 2
Current limiting
threshold
4)
min 1.02 × PO
max
Ilim
Isc
Short circuit current1)
Output ripple & noise
A
VO
ac
IO=IOnom
20 Hz…5MHz
140
140
mVp-p
p-p, V = 26 V
f = 100 Hz sine wave, 1V
Supply voltage
rejection (ac)
I
SVR
43
43
dB
(SVR = 20 log (1 V
p-p/VOp-p))
1) See Operating Information.
2) Temperature coefficient is neutral at low temperatures.
3) See Typical Characteristics, Power derating.
4)
I
on each output is set by the total load.
lim
Miscellaneous
Characteristics
Conditions
O= IOnom, V = 26 V
min
typ
Unit
max
h
Efficiency
84
86
%
W
I
I
Pd
Power dissipation
IO= IOnom, V = 26 V
4.9
I
EN/LZT 146 09 R1A © Ericsson Microelectronics AB, June 2000
7