PKF 4621
T
P
= – 30 …+ 85°C, V
I
= 38 ... 72 V and pin 8 connected to pin 9 unless otherwise specified.
I
O1 nom
= 0.25 A, I
O2 nom
= 0.25 A.
Output
Output 1
Characteristics
Conditions
min
V
Oi
Output voltage initial
setting and accuracy
T
P
=+25°C, I
O1
=I
O2
= 0.15 A, V
I
= 53 V
Output adjust range
1)
Output voltage
tolerance band
2)
Idling voltage
Long term drift
included
I
O
= 0 A
V
I
= 38…60 V
Line regulation
I
O
= I
O nom
V
I
= 50…72 V
Load regulation
Load transient
recovery time
I
O 1
= 0.1…1.0 × I
O1nom
, I
O2
= I
O2nom
,
V
I
= 53 V
200
–20
320
650
200
–20
330
650
mV
10.20
13.80
1)
10.20
13.80
1)
V
11.83
typ
12.00
max
12.18
min
typ
12.00
4)
max
Output 2
4)
Unit
I
O
= 0.1 …1.0 × I
O max
11.50
14.3
–30
12.50
22.0
11.40
14.3
–30
12.60
22.0
V
V
V
O
mV
t
tr
300
I
O1
= 0.1…1.0 × I
O1nom
,
load step = 0.1A, I
O2
= I
O2nom
,
V
I
= 53 V
+200
–490
300
+200
–490
–3.7
1
3
0.5
0
0.5
m
s
mV
mV
mV/°C
ms
ms
A
V
tr
Load transient voltage
T
coeff
t
r
t
s
I
O
P
O max
I
lim
I
sc
Temperature coefficient
2)
Ramp-up time
Start-up time
Output current
Max total output power
2)
Current limiting
threshold
3)
Short circuit current
I
O
= I
O nom
, T
P
= +40…+90 ºC
I
O
= I
O nom
, 0.1 …0.9 × V
O
V
I
= 53 V
I
O
= 0.1…1.0 × I
O nom,
V
I
= 53 V
From V
I
connection to V
O
= 0.9 × V
Oi
0
Calculated value
T
P
< T
P max
, V
O
= 10 V
V
O
= 0.2 …0.5 V, T
A
= +25°C
20 Hz …5 MHz
–3.7
1
3
6
1.0
1.2
50
100
80
45
45
1.2
50
100
80
1.0
W
A
A
mV
p-p
dBmV
dB
V
O ac
Output ripple & noise
I
O
= I
O nom
0.6…50 MHz
SVR
1)
2)
3)
4)
Supply voltage rejection (ac)
f = 100 Hz sine wave, 1 V
p-p
, V
I
= 53 V
(SVR = 20 log (1 V
p-p
/V
Op-p
))
Can be adjusted to 15 V, see Operating Information.
See Typical Characteristics.
I
lim
on each output is set by the total load.
Output voltage on Output 2 is negative (–12V).
Miscellaneous
Characteristics
h
Conditions
V
I
= 53 V
Efficiency
V
I
= 67 V
I
O
= I
O nom
V
I
= 53 V
P
d
Power dissipation
V
I
= 67 V
1.3
1.6
1.2
1.6
W
79
82
min
79
typ
83
%
max
Unit
10
EN/LZT 146 33 R1A (Replaces EN/LZT 137 09 R7) © Ericsson Microelectronics AB, June 2000
ERICSSON [ ERICSSON ]
