PKF 4621
TP = –30…+85°C, VI = 38 ... 72V and pin 8 connected to pin 9 unless otherwise specified.
IO1nom =0.25 A, IO2nom = 0.25 A.
Output
Output 1
Output 24)
typ
Characteristics
Conditions
Unit
min
typ
max
12.18
13.801)
min
max
Output voltage initial
setting and accuracy
11.83
10.20
12.00
12.004)
VOi
TP =+25°C, IO1=IO2 =0.15A, V =53V
I
Output adjust range1)
10.20
11.40
13.801)
V
Long term drift
included
Output voltage
IO = 0.1…1.0 × IOmax
11.50
12.50
22.0
12.60
22.0
V
V
tolerance band2)
VO
14.3
14.3
Idling voltage
IO = 0 A
–30
–20
–30
–20
V = 38…60V
I
mV
mV
Line regulation
IO = IOnom
V = 50…72V
I
I
O1 = 0.1…1.0 × IO1nom, IO2 = IO2nom,
V = 53 V
200
320
650
200
330
650
Load regulation
I
Load transient
recovery time
ttr
300
300
ms
IO1 = 0.1…1.0 × IO1nom,
load step = 0.1A, IO2 = IO2nom,
V = 53 V
I
+200
+200
mV
V
tr
Load transient voltage
–490
–3.7
–490
–3.7
mV
Temperature coefficient2)
Ramp-up time
IO = IOnom, TP = +40…+90ºC
mV/°C
T
coeff
tr
IO = IOnom, 0.1…0.9 × VO V = 53 V
1
3
1
3
ms
ms
I
IO = 0.1…1.0 × IOnom, V = 53V
I
ts
Start-up time
From V connection to VO = 0.9 × VOi
I
Output current
IO
0
0.5
1.0
0
0.5
1.0
A
Max total output power2)
Calculated value
6
W
POmax
Current limiting
threshold3)
A
Ilim
Isc
TP <TPmax, VO = 10 V
VO = 0.2…0.5V, TA = +25°C
20 Hz…5 MHz
1.2
50
1.2
50
A
Short circuit current
Output ripple & noise
100
80
100
80
mVp-p
I
O = IOnom
VOac
SVR
0.6…50 MHz
dBmV
f = 100 Hz sine wave, 1Vp-p V = 53 V
(SVR = 20 log (1 Vp-p/VOp-p))
,
I
45
45
dB
Supply voltage rejection (ac)
1) Can be adjusted to 15 V, see Operating Information.
2) See Typical Characteristics.
3)
I
lim
on each output is set by the total load.
4) Output voltage on Output 2 is negative (–12V).
Miscellaneous
Characteristics
Conditions
typ
83
Unit
min
max
VI = 53 V
VI = 67 V
VI = 53 V
VI = 67 V
79
79
h
Efficiency
%
82
IO = IOnom
1.2
1.6
1.6
W
Pd
Power dissipation
1.3
EN/LZT 146 33 R1A (Replaces EN/LZT 137 09 R7) © Ericsson Microelectronics AB, June 2000
10
ERICSSON [ ERICSSON ]
