
Limited Internal
PRODUCT SPECIFICATION
2 (5)
Prepared (also subject responsible if other)
No.
MICOSPE
2/1301-BMR 637 01/2 Uen
Approved
Checked
Date
Rev
Reference
SEC/D (Kevin Zhou)
(EBAOCMA) 2006-09-13
D
2.5 V Electrical Specification
PKM 4119C PINB
T
ref = -40 to +90C, VI = 36 to 75 V, 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
32
V
VIon
Turn-on input voltage
Increasing input voltage
34
V
CI
Internal input capacitance
5.7
μF
PO
Output power
Output voltage initial setting
0
137.5
W
SVR
Supply voltage rejection (ac)
f = 100 Hz sinewave, 1 Vp-p
55
dB
50 % of max IO
91.5
max IO
88
89.2
50 % of max IO , VI = 48 V
91.7
η
Efficiency
max IO , VI = 48 V
88.9
%
Pd
Power Dissipation
max IO
18.8
W
Pli
Input idling power
IO= 0, VI = 53 V
2.6
W
PRC
Input standby power
VI = 53 V (turned off with RC)
100
mW
fs
Switching frequency
0 -100% of max IO
180
200
220
kHz
Output voltage initial setting and
accuracy
2.45
2.50
2.55
V
VOi
Output adjust range
Tref = +25°C, VI = 53 V, IO = max IO
Vadj, see Note 1
2.21
2.81
V
Output voltage tolerance band
10-100% of max IO
2.40
2.60
V
Idling voltage
IO = 0
2.40
2.60
V
Line regulation
max IO
15
mV
VO
Load regulation
VI = 53 V, 1-100% of max IO
15
mV
Vtr
Load transient
voltage deviation
±250
mV
ttr
Load transient recovery time
VI = 53 V, Load step 25-75-25 % of
max IO, di/dt = 1 A/μs,
see Note 2
100
us
tr
Ramp-up time
(from 1090 % of V
Oi)
5
10
15
ms
ts
Start-up time
(from V
I connection to 90% of VOi)
10-100% of max IO
10
15
50
ms
IO
Output current
0
55
A
Ilim
Current limit threshold
Vo = 2.25 V, Tref < max Tref
63
A
Isc
Short circuit current
Tref = 25C,
74
A
VOac
Output ripple & noise
See ripple & noise section,
max IO, VO.
80
130
mVp-p
OVP
Over Voltage Protection
Tref = +25°C, VI = 53 V, IO = 0-100%
of max IO
3.4
V
Note 1: When using Vadj function, max output power (
PO) must not be exceeded
Note 2: Output filter according to Ripple & Noise section
E
PKM 4000C PINB Series
DC/DC converters, Input 36-75 V, Output 55 A/204 W
EN/LZT 146 307 R4A August 2008
Ericsson Power Modules AB
Technical Specification
5