PKB 4619 PINB - 2.5 V Data
TPcb = –40…+85°C, V = 36...75V, sense pins connected to output pins unless otherwise specified.
I
Output
Unit
V
Characteristics
Conditions
min
2.45
typ
max
2.55
Output voltage initial setting
TPcb = +25 °C, V = 53 V, IO = IOmax
2.50
I
and accuracy
VOi
Output adjust range
IO = IOmax, V = 53 V, TPcb = 25 ºC
2.00
2.4
2.75
2.6
2.55
10
V
I
Output voltage tolerance band
Idling voltage
I
= 0.1...1 x IOmax
V
O
IO = 0
2.45
V
VO
Line regulation
IO = IOmax
5
5
mV
mV
Load regulation
V = 53 V, IO = (0.01...1.0) x IOmax
I
10
Load transient
voltage deviation
IO = (0.1 ... 1.0) x IOmax, V = 53 V
Load step = 0.5 x IOmax
I
V
tr
±250
mV
IO = (0.1...1.0) x IOmax, V = 53 V
loadstep = 0.5 x IOmax
I
ttr
tr
Load transient recovery time
Ramp-up time
100
18
µs
IO = (0.1...1.0) x IOmax, V = 53 V
30
60
25
ms
I
V connection to 0.9 x VOi
I
,
ts
Start-up time
35
ms
IO = (0.1...1.0) x IOmax, V = 53 V
I
IO
Output current
0
A
P
I
Omax Max output power
At VO = VOnom
62.5
W
Current limit threshold
Short circuit current
Output ripple & noise
TPcb < TPcbmax
30
33
40
A
lim
Isc
TPcb = 25 ºC, VO < 0.5 V
See ripple and noise, IOmax, VOnom
A
VOac
80
mVp-p
TPcb = +25 °C, V = 53 V
f = 100Hz sinewave, 1 Vp-p
I
SVR
OVP
Supply voltage rejection (ac)
Over voltage protection
59
dB
V
V = 53 V, IO = (0.1 ... 1.0) x IOmax,
I
2.9
4.5
TPcb = +25 °C.
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 = 0.5 x I
91
%
I
O
Omax
TPcb = +25 °C, V = 48 V, I = I
Omax
88
%
I
O
TPcb = +25 °C, V = 53 V, I = 0.5 x I
91
%
I
O
Omax
TPcb = +25 °C, V = 53 V, I = I
87
88
%
I
O
Omax
P
d
TPcb = +25 °C, V = 53 V, I = I
8.5
160
W
kHz
I
O
Omax
f
s
Switching frequency
I = 0 ... 1.0 x I
O Omax
EN/LZT 146 033 R1D © Ericsson Power Modules, June 2004
PKB 4000 Datasheet
6
ERICSSON [ ERICSSON ]
