PKA 2231 PI, CI
T
C
= 0…+95°C, V
I
= 19...35 V unless otherwise specified. I
O1 nom
= 3.8 A, I
O2, 3 nom
= 0.25 A.
Output
Output 1
Characteristics
Conditions
min
V
Oi
Output voltage initial
setting and accuracy
T
C
= +25°C, I
O
= I
O nom
, V
I
= 26 V
Output adjust range
1)
Output voltage
tolerance band
Idling voltage
Line regulation
Load regulation
Load transient
recovery time
Long term drift
included
I
O
= 25 mA
I
O
= I
O nom
I
O1
= 0.1 …1.0
´
I
O nom
, I
O2, 3
= I
O nom
,
V
I
= 26 V
I
O
= 0.1 …1.0
´
I
O nom
, V
I
= 26 V
load step = 80% of I
O nom
symmetrical load, I
O2, 3
= I
O nom
di
<0.1A/ms
dt
100
+250
–250
±0.5
10
30
0
5
0
I
O
= 0.1 …1.0
´
I
O nom,
I
O 2, 3
= I
O nom
±10
5.00
5.34
5.50
62
52
15.90
168
15.90
168
%
5.10
typ
5.13
max
5.17
min
typ
11.85
max
±4%
min
typ
11.85
max
±4%
V
Output 2
Output 3
Unit
V
V
mV
mV
V
O
t
tr
100
+650
–650
±1.2
10
30
1
0
100
+650
–650
±1.2
10
30
1
m
s
mV
mV
mV/°C
ms
ms
A
W
V
tr
Load transient voltage
T
coeff
t
r
t
s
I
O
Temperature coefficient
2)
I
O
=I
O nom
, T
C
< T
C max
Ramp-up time
Start-up time
Output current
I
O
=
0.1 …1.0
´
I
O nom
,
V
I
= 26 V
0.1 …0.9
´
V
O
From V
I
connection to
V
O
= 0.9
´
V
Oi
P
Omax
Max total output power
3)
I
lim
I
sc
V
Oac
SVR
Current limiting
threshold
Short curcuit current
1)
Output ripple & noice
Supply voltage
rejection (ac)
I
O
= I
O nom
20 Hz …5 MHz
50
T
C
< T
C max
min 25, max 15 on Out 2 + Out 3
min 1.02
´
P
O max4)
A
90
43
150
43
150
mV
p-p
dB
f = 100 Hz sine wave, 1 V
p-p
, V
I
= 26 V
(SVR = 20 log (1 V
p-p
/V
O p-p
))
1)
2)
See Operating Information.
Temperature coefficient is neutral at low temperatures.
3)
See Typical Characteristics, Power derating.
4)
I
lim
on each output is set by the total load.
Miscellaneous
Characteristics
h
P
d
Efficiency
Power dissipation
Conditions
I
O
= I
O nom
, V
I
= 26 V
I
O
= I
O nom
, V
I
= 26 V
min
78
typ
82
5.5
max
Unit
%
W
EN/LZT 146 09 R1A © Ericsson Microelectronics AB, June 2000
9
ERICSSON [ ERICSSON ]
