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参数资料
| 型号： | PKF4713 |
| 厂商： | ERICSSON |
| 英文描述： | 3?7 W DC/DC Power Modules 48 V Input Series |
| 中文描述： | 3？7瓦特DC / DC电源模块48 V输入系列 |
| 文件页数： | 8/24页 |
| 文件大小： | 1768K |
| 代理商： | PKF4713 |
8
EN/LZT 146 33 R1A (Replaces EN/LZT 137 09 R7) Ericsson Microelectronics AB, June 2000
PKF 4611
T
P
= –30…+85°C, V
I
= 38 ...72V and pin 8 connected to pin 9 unless otherwise specified.
0
1.2
A
Characteristics
Conditions
Output 1
min
typ
max
Unit
Output voltage initial
setting and accuracy
V
Oi
Output voltage
tolerance band
V
O
Idling voltage
I
O
= 0A
Load regulation
I
O
= 0.1…1.0 × I
Omax
, V
I
= 53V
t
tr
Load transient voltage
V
tr
Temperature coefficient
2)
T
coeff
Ramp-up time
t
r
Start-up time
t
s
Output current
I
O
Max output power
2)
P
Omax
Current limiting
threshold
I
lim
T
P
<T
Pmax,
V
O
= 4.0V
Short circuit current
I
sc
V
O
= 0.2…0.5V, T
A
=+25°C
20 Hz…5 MHz
Line regulation
I
O
= I
Omax
Load transient
recovery time
5.02
5.05
5.08
V
5.6
6.0
V
mV
70
270
mV
+150
mV
–
250
mV
I
O
= I
Omax
, T
P
= +40…+90oC
–2
mV/°C
1
ms
3
ms
6
W
1.4
2.4
A
1.9
A
30
70
mV
p-p
80
dB V
150
s
0.6…50 MHz
Output
V
I
= 38…60V
V
I
= 50…72V
10
25
Output adjust range
1)
4.30
5.80
V
4.85
5.25
V
V
Oac
Output ripple & noise
I
O
= I
Omax
f = 100 Hz sine wave, 1V
p-p
, V
I
= 53V
(SVR = 20 log (1 V
p-p
/V
Op-p
))
45
dB
I
O
= I
Omax
,
0.1…0.9 ×V
O
,
V
I
= 53V
1)
See also Operating Information.
2)
See Typical Characteristics.
I
= 0.1…1.0 × I
Omax
, V
I
= 53V
load step = 0.5 × I
Omax
Supply voltage rejection (ac)
SVR
I
= 0.1…1.0 × I
Omax,
V
I
= 53V
From V
I
connection to V
O
= 0.9 ×V
Oi
T
P
= +25°C, I
O
= 0.8A, V
I
= 53V
1.2
1.6
Characteristics
Conditions
Unit
min
typ
max
P
d
Power dissipation
Miscellaneous
%
Efficiency
I
O
= I
Omax
79
83
V
I
= 53 V
V
I
= 67 V
V
I
= 53 V
V
I
= 67 V
79
82
1.3
1.6
W
Calculated value
Long term drift
included
I
O
= 0.1…1.0 × I
Omax
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