Ericsson Internal
E
EAB/FJB/GMF Oscar Persson
PRODUCT SPECIFICATION
6 (10)
Prepared (also subject responsible if other)
No.
2/1301 BMR 662 Uen
9
Technical Specification
Approved
Checked
Date
Rev
Reference
EN/LZT 146 420 R2A May 2010
PKB 4000A series Direct Converters
Input 38-72 V, Output up to 30 A / 125 W
EAB/FJB/GMF [Natalie Johansson]
(MICRF)
2010-05-04
B
© Ericsson AB
5.0V, 25A /125W Electrical Specification
PKB 4111A PI
TP1 = -30 to +90ºC, VI = 38 to 72 V, sense pins connected to output pins unless otherwise specified under Conditions.
Typical values given at: TP1 = +25°C, VI= 53 VI max IO, unless otherwise specified under Conditions.
Additional Cin = 33 µF. See Operating Information section for selection of capacitor types.
Characteristics
Conditions
min
38
typ
max
Unit
V
VI
Input voltage range
72
32
35
VIoff
VIon
CI
Turn-off input voltage
Turn-on input voltage
Internal input capacitance
Output power
Decreasing input voltage
Increasing input voltage
30
31
34
V
33
V
5.7
µF
W
PO
0
125
50 % of max IO
93.3
92.6
93.5
92.6
10.0
2.4
max IO
η
Efficiency
%
50 % of max IO, VI = 48 V
max IO, VI = 48 V
max IO
Pd
Pli
PRC
fs
Power Dissipation
Input idling power
Input standby power
Switching frequency
13.5
196
W
W
IO = 0 A, VI = 53 V
VI = 53 V (turned off with RC)
0-100 % of max IO
0.1
W
162
180
kHz
Output voltage initial setting and
accuracy
VOi
T
P1 = +25°C, VI = 53 V, IO = 25 A
4.90
5.00
5.10
5.5
V
V
See operating information (see Note
1)
Output adjust range
4.0
Output voltage tolerance band
Line regulation
0-100 % of max IO
max IO
4.85
5.15
±10
±10
V
VO
±3
±3
mV
mV
Load regulation
VI = 53 V, 0-100 % of max IO
Load transient
voltage deviation
VI = 53 V, Load step 25-75-25 % of
max IO, di/dt = 1 A/µs
See Note 2
Vtr
ttr
±160
50
±250
mV
µs
Load transient recovery time
Ramp-up time
tr
9
ms
(from 10−90 % of VOi)
0-100 % of max IO
Start-up time
(from VI connection to 90 % of VOi)
ts
tf
13
ms
max IO
IO = 0 A
max IO
0.5
5
ms
s
VI shut-down fall time
(from VI off to 10 % of VO)
RC start-up time
13
ms
tRC
max IO
0.3
5
ms
s
RC shut-down fall time
(from RC off to 10 % of VO)
I
O = 0 A
IO
Output current
0
0
25
A
Ilim
Isc
Current limit threshold
Short circuit current
TP1 < max TP1
32
38
A
TP1 = 25ºC, see Note 3
A
Cout
Recommended Capacitive Load TP1 = 25ºC, see Note 4
2500
120
µF
See ripple & noise section,
VOac
Output ripple & noise
max IO, VOi
60
mVp-p
V
TP1 = +25°C, VI = 53 V, 0-100 % of
OVP
Over voltage protection
max IO
6.3
7.4
Note 1: At trim-up, the minimum VI/Vout ratio must be kept, i.e. 5 % trim up require VI > 39.9 V
Note 2: 2500uF; ESR value 10mΩ
Note 3: Constant current Vo < 0.5 V
Note 4: See Operating Information Section
ERICSSON [ ERICSSON ]
