PKD 4218 SIOA
TC = –25…+90°C, VI = 36 ...75V unless otherwise specified.
Output
Output 1
typ
Characteristics
Conditions
Unit
min
1.49
1.35
max
1.51
1.65
Output voltage initial
setting and accuracy
1.50
V
V
VOi
TC =+25°C, IO =IOmax, V = 53 V
I
Output adjust range1)
Long term drift
included
Output voltage
tolerance band
1.45
1.49
1.55
V
V
IO=0.1…1.0 × IOmax
VO
Idling voltage
Line regulation
Load regulation
IO = 0
1.51
5
IO=IOmax
mV
mV
IO=0.01…1.0 × IOmax, V = 53 V
5
I
IO=0.1… 1.0 × IOmax, V = 53 V
load step = 0.5× IOmax
Load transient
recovery time
I
ttr
100
µs
IO=0.1… 1.0 × IOmax, V = 53 V
load step = 0.5× IOmax
dI / dt = 5A / µs
I
+350
-350
mV
mV
V
tr
Load transient voltage
Tcoeff
tr
Temperature coefficient
Ramp-up time
IO=IOmax, TC <TC max
0
0.025
20
0.25
mV/°C
ms
0.1…0.9 × VO
IO=
0.1…1.0 × IOmax
VI=53V
From V connection
to VO= 0.9 × VOi
I
ts
Start-up time
25
ms
Output current
IO
0
14
A
POmax
Max output power2)
21
W
Calculated value
TC <TC
Current limiting
threshold
16.5
A
max
Ilim
TC =+25°C
20
60
A
Isc
Short circuit current
Output ripple & noise
30
70
mVp-p
VOac
max
20 Hz…5 MHz
IO=IO
p-p, V = 53 V
f = 100 Hz sine wave, 1V
(SVR = 20 log (1 V
Supply voltage
rejection (ac)
I
SVR
dB
p-p/VOp-p))
1) See Operating information.
2) See also Typical Characteristics, Power derating.
Miscellaneous
Characteristics
Conditions
typ
Unit
min
max
η
Efficiency
85
86
%
W
IO= IOmax, V = 53 V, TC= +25°C
I
Pd
Power dissipation
IO= IOmax, V = 53 V, TC= +25°C
3.7
I
Switching frequency
fs
165
170
175
kHz
EN/LZT 146 120 R2A © Ericsson Microelectronics AB, June 2002
6
ERICSSON [ ERICSSON ]
