Ericsson Internal
PRODUCT SPECIFICATION
11 (13)
E
Prepared (also subject responsible if other)
No.
MICMALE
Approved
2/1301-BMR 658 Ueenchnic
R
al Sncepecification
efe
re
14
Checked
Date
Re
T
v
PKB 4000B series Intermediate Bus(ECZoHnEvWeNrtGe)rs2009-12-10
SEC/D Betty Wu
E
EN/LZT 146 384 R4A
May 2013
© Ericsson AB
Input 36-75 V, Output up to 40 A / 252 W
14 V /10 A /140 W Electrical Specification
PKB 4207KB PI
Tref = -30 to +90 ºC, VI = 40 to 60 V, unless otherwise specified under Conditions.
Typical values given at: Tref = +25 °C, VI= 54 V, max IO, unless otherwise specified under Conditions.
Characteristics
Conditions
min
36
Typ
max
75
Unit
V
VI
Input voltage range
VIoff
VIon
CI
Turn-off input voltage
Turn-on input voltage
Internal input capacitance
Decreasing input voltage
Increasing input voltage
32
33
35
11
35
V
33
36
V
μF
VI = 60 V
0
0
0
140
140
140
PO
Output power
VI = 54 V
W
VI = 40 V
50 % of max IO , VI = 54 V
max IO , VI = 54 V
max IO
93.0
95.0
8
η
Efficiency
%
Pd
Pli
PRC
fs
Power Dissipation
Input idling power
Input standby power
Switching frequency
10
W
W
IO = 0 A, VI = 54 V
VI = 54 V (turned off with RC)
0-100 % of max IO
4
0.1
180
W
kHz
Output voltage initial setting and
accuracy
VOi
Tref = +25 °C, VI = 54 V, IO = 5 A
13.8
14.0
14.2
V
V
0-100 % of max IO,
VI = 40 V to 60 V
Output voltage tolerance band
13.44
13.8
14.56
14.5
Idling voltage
Line regulation
Load regulation
IO = 0 A
V
V
V
VO
VI = 40 V to 60 V
VI = 54 V, 0-100 % of max IO
0.1
0.1
0.35
0.55
Load transient
voltage deviation
Vtr
ttr
0.3
10
V
VI = 54 V, Load step 50-75-50 % of
max IO, di/dt = 1 A/μs, see Note 1
Load transient recovery time
us
ms
Ramp-up time
(from 10−90 % of VOi)
tr
2
6
5.5
9
0-100 % of max IO
Start-up time
(from VI connection to 90 % of VOi)
ts
tf
11
16
ms
max IO
0.1
0.6
8
ms
s
VI shut-down fall time
(from VI off to 10 % of VO)
IO = 0 A, see Note 1
max IO
RC start-up time
ms
tRC
max IO
0.1
0.5
ms
s
RC shut-down fall time
(from RC off to 10 % of VO)
IO = 0 A, see Note 1
IO
Output current
0
0
10
A
Cout
Ilim
Isc
Recommended Capacitive Load Tref = 25ºC
2200
16.5
µF
A
Current limit threshold
Short circuit current
Tref < max Tref, 0.9*Vo
11.0
14
17
Tref = 25 ºC
A
See ripple & noise section,
max IO
VOac
Output ripple & noise
80
240
mVp-p
Input over voltage protection
Output over voltage protection
79
V
OVP
15.5
Note 1: A 220 μF external output capacitance was used. An external output capacitance of minimum 220 μF is required to avoid risk of negative output voltage at turn-off.
ERICSSON [ ERICSSON ]
