
Ericsson Internal
PRODUCT SPECIFICATION
11 (29)
Prepared (also subject responsible if other)
No.
EQUENXU
2/1301-BMR630 Uen
Approved
Checked
Date
Rev
Reference
SEC/D(PHILIP LIU)
(MICJOHN)
2006-03-27
B
3.3 V/30 A Electrical Specification
PKJ 4910 PIT
Tref = -40 to +100C, VI = 36 to 75 V, sense pins connected to output pins unless otherwise specified under Conditions.
Typical values given at: Tref = +25°C, VI= 53 V, max IO , unless otherwise specified under Conditions.
Characteristics
Conditions
min
typ
max
Unit
VI
Input voltage range
36
75
V
VIoff
Turn-off input voltage
Decreasing input voltage
30
32.5
35
V
VIon
Turn-on input voltage
Increasing input voltage
32
34.5
36
V
CI
Internal input capacitance
2.8
F
PO
Output power
Output voltage initial setting
0
99
W
SVR
Supply voltage rejection (ac)
f = 100 Hz sinewave, 1 Vp-p
53
dB
50 % of max IO
91
max IO
91
50 % of max IO , VI = 48 V
91
η
Efficiency
max IO , VI = 48 V
91
%
Pd
Power Dissipation
max IO
10.5
W
Pli
Input idling power
IO = 0 A, VI = 53 V
2.2
W
PRC
Input standby power
VI = 53 V (turned off with RC)
0.27
W
fs
Switching frequency
0-100 % of max IO
150
kHz
VOi
Output voltage initial setting and
accuracy
Tref = +25°C, VI = 53 V, IO = 30 A
3.25
3.3
3.35
V
Output adjust range
See operating information
2.64
3.63
V
Output voltage tolerance band
10-100% of max IO
3.2
3.4
V
Idling voltage
IO = 0 A
V
Line regulation
max IO
1
10
mV
VO
Load regulation
VI = 53 V, 0-100% of max IO
1
10
mV
Vtr
Load transient
voltage deviation
±180
mV
ttr
Load transient recovery time
VI = 53 V, Load step 25-50-25 % of
max IO, di/dt = 1 A/s,
50
s
tr
Ramp-up time
(from 1090 % of VOi)
TBD
ms
ts
Start-up time
(from VI connection to 90% of VOi)
10-100% of max IO
35
60
ms
max IO
N/A
ms
tf
Vin shutdown fall time
(from VI off to 10% of VO)
IO = 0 A
N/A
s
RC start-up time
max IO
20
30
ms
max IO
N/A
ms
tRC
RC shutdown fall time
(from RC off to 10% of VO)
IO = 0 A
N/A
s
IO
Output current
0
30
A
Ilim
Current limit threshold
Tref < max Tref
31
35
39
A
Isc
Short circuit current
Tref = 25C, see Note 1
35
41
A
VOac
Output ripple & noise
See ripple & noise section,
max IO, VOi
75
150
mVp-p
OVP
Over voltage protection
Tref = +25°C, VI = 53 V, 0-100% of
max IO
3.9
4.4
5.0
V
Note 1: See Operating Information section.
E
PKJ 4000 PI series
DC/DC converters, Input 36-75 V, Output 30A/150W
EN/LZT 146 309 R1B February 2006
Ericsson Power Modules AB
Technical Specication
14