PKB 4418 PIOANB − 1.5 V Data
TPcb = –40…+90°C, VI = 36ꢀꢀꢀ75V, sense pins connected to output pins unless otherwise specifiedꢀ
Output
Unit
V
Characteristics
Conditions
min
1ꢀ48
typ
1ꢀ5
max
1ꢀ53
Output voltage initial setting
and accuracy
TPcb = +25 °C, VI = 53 V, IO = IOmax
IO = IOmax, VI = 53 V, TPcb = 25 ºC
VOi
Output adjust range
1ꢀ20
1ꢀ47
1ꢀ47
1ꢀ65
1ꢀ54
1ꢀ54
10
V
Output voltage tolerance band
Idling voltage
I
= 0ꢀ1ꢀꢀꢀ1 x IOmax
V
O
IO = 0
V
VO
Line regulation
IO = IOmax
3
3
mV
mV
Load regulation
VI = 53 V, IO = (0ꢀ01ꢀꢀꢀ1ꢀ0) x IOmax
10
Load transient
voltage deviation
IO = (0ꢀ1 ꢀꢀꢀ 1ꢀ0) x IOmax, VI = 53 V
Load step = 0ꢀ5 x IOmax
Vtr
±350
mV
IO = (0ꢀ1ꢀꢀꢀ1ꢀ0) x IOmax, VI = 53 V
loadstep = 0ꢀ5 x IOmax
ttr
tr
Load transient recovery time
Ramp-up time
50
10
µs
IO = (0ꢀ1ꢀꢀꢀ1ꢀ0) x IOmaxꢀ VI = 53 V
15
35
30
ms
VI connection to 0ꢀ9 x VOi, VI = 53 V
IO = (0ꢀ1ꢀꢀꢀ1ꢀ0) x IOmaxꢀ
ts
Start-up time
15
ms
IO
Output current
0
A
POmax Max output power
At VO = VOnom
45
W
Ilim
Current limit threshold
Short circuit current
Output ripple & noise
TPcb < TPcbmax
36
42
50
A
Isc
TPcb = 25 ºC, VO < 0ꢀ5 V
See ripple and noise, IOmax, VOnom
A
VOac
80
mVp-p
TPcb = +25 °C, VI = 53 V
f = 100Hz sinewave, 1 Vp-p
SVR
OVP
Supply voltage rejection (ac)
Over voltage protection
65
dB
V
VI = 53 V, IO = (0ꢀ1 ꢀꢀꢀ 1ꢀ0) x IOmax,
TPcb = +25 °Cꢀ
1ꢀ8
2ꢀ1
η
η
η
η
Efficiency - 50% load
Efficiency - 100% load
Efficiency - 50% load
Efficiency - 100% load
Power Dissipation
TPcb = +25 °C, V = 48 V, I = 0ꢀ5 x I
89
%
I
O
Omax
TPcb = +25 °C, V = 48 V, I = I
Omax
86
%
I
O
TPcb = +25 °C, V = 53 V, I = 0ꢀ5 x I
89
%
I
O
Omax
TPcb = +25 °C, V = 53 V, I = I
85
86
%
I
O
Omax
P
TPcb = +25 °C, V = 53 V, I = I
7ꢀ3
160
W
d
I
O
Omax
f
Switching frequency
I
= 0 ꢀꢀꢀ 1ꢀ0 x I
kHz
s
O
Omax
EN/LZT 146 033 R9A ©Ericsson Power Modules, March 2007
10
PKB 4000 Datasheet
ERICSSON [ ERICSSON ]
