PKG 2623 PI
TC = –30…+90°C, VI = 19…36V unless otherwise specified. IO1 nom = 2.5 A, IO2 nom = 2.5 A.
Output
Output 2
typ
Output 1
Characteristics
Conditions
Unit
min
max
min
11.98
8.50
max
12.22
13.20
typ
Output voltage initial
11.98
8.50
12.10
12.22
13.20
12.10
V
V
setting and accuracy
VOi
TC =+25°C, IO =2.5 A, V = 26 V
I
Output adjust range1)
Output voltage
tolerance band
Long term drift
included
IO=0.1…1.0 ´ IOnom
IO1=IO2
11.70
12.50
12.95
11.70
12.60
20
V
V
VO
Idling voltage
IO =0 A
Line regulation
I
O=IOnom
10
10
VI = 19…36 V
mV
mV
IO1=0.1…1.0 ´ IO1nom, IO2=IO2nom,
V = 26 V
Load regulation
I
Load transient
recovery time
ttr
100
100
ms
IO=0.1…1.0 ´ IOnom, V = 26 V
I
load step = 0.5× IOnom, IO1 = IO2
+500
–850
+500
–850
mV
mV
V
tr
Load transient voltage
Temperature coefficient2)
Ramp-up time
IO=IOnom, TC <TC max
Tcoeff
tr
see PKG 2623 Temperature characteristics
15
25
15
25
ms
ms
0.1…0.9 ´ VO
IO=
0.1…1.0 ´ IOnom
From VI connection
to VO = 0.9 ´ VOi
ts
Start-up time
Output current
IO
0
4.0
0
4.0
A
Max total output power3)
60
W
Calculated value
POmax
Current limiting
threshold
4)
TC <TC
max
min 1.05 × PO max
Ilim
Isc
V
O =0.2…0.5V, TA =25°C, RSC>0.1W
6
6
A
Short circuit current
Output ripple & noise
20 Hz… 5 MHz
0.60…30 MHz
60
150
75
60
150
75
mVp-p
ac
IO=IO
nom
VO
dBmV
dB
f = 100 Hz sine wave, 1Vp-p, V = 26 V
Supply voltage
rejection (ac)
I
SVR
OVP
43
43
(SVR = 20 log (1 V
p-p/VOp-p))
Over voltage protection
IO> 0.1 × IOmax
15
V
1) See Operating information.
2) Temperature coefficient is positive at low temperatures and negative at high temperatures.
3) See also Typical Characteristics, Power derating.
4)
I
on each output is set by the total load.
lim
Miscellaneous
Characteristics
Conditions
O= IOmax, V = 26V
min
typ
Unit
max
h
Efficiency
88
%
W
I
I
Pd
Power dissipation
IO= IOmax, V = 26 V
8.2
I
EN/LZT 146 03 R1A (Replaces EN/LZT 137 R5) ©Ericsson Microelectronics AB, April 2000
7
ERICSSON [ ERICSSON ]
