Technical Specification
S15-48-2.5
48Vin 2.5Vout 4.5A
BTCPower
TM
Electrical Specifications
Ta=25°C, Vin=48V unless otherwise noted.
PARAMETER
Absolute maximum rating
Input voltage
Operating case temperature
Storage temperature
Humidity
Input characteristics
Operating input voltage range
Turn on voltage threshold
Turn off voltage threshold
Transient withstand
Maximum input current
Off converter input current
Output characteristics
Output voltage set point
Output voltage line regulation
Output voltage load regulation
Output voltage total regulation
Output voltage overall drift rate
Output voltage trim range
Output voltage ripple and noise
Output over power protection
Over-voltage protection
Over-temperature protection
Temperature coefficient
Capacitive Load
Output dynamic characteristics
Startup time
Transient recovery time
NOTES
MIN
0
-40
-55
TYP
MAX
80
100
125
95
UNIT
V
°C
°C
%
V
V
V
V
A
mA
V
%
%
%
%
%
mV(pk-pk)
%
36
48
35
75
34
100
0.4
20
Transient duration: 100ms
100% load , 36Vin
48Vin
2.47
36~75 Vin
10%-100%Load
±1
±2
20Mz bandwidth, 100% Load, 48Vin
100
50
120
N/A
N/A
2.5
2.53
±0.3
±0.5
±2
±3
±10
100
140
0
5% to 95% of the output voltage
25% load change
50
±0.04
100,000
100
800
2
85
1500
1000
1000
%/°C
µF
ms
µs
%Vo
%
VDC
VDC
VDC
Transient peak deviation
25% load change
Efficiency (see efficiency curve)
100% load efficiency
48 Vin
Isolation characteristics
Isolation voltage (primary to secondary ) 1minute
Isolation voltage (primary to case)
1minute
Isolation voltage (secondary to case)
1minute
Isolation resistance
Isolation capacitance
Feature Characteristics
Switching frequency
ON/OFF control (Positive logic)
Converter On
Converter Off
ON/OFF control (Negative logic)
Converter On
Converter Off
Output voltage trim range
Calculated MTBF
Weight
500VDC, Primary to secondary
Primary to secondary
10
1000
225
250
275
7
1.2
1.2
7
+10
20.7(0.7)
MΩ
pF
KHz
V
V
V
V
%
Hrs
g(oz)
S15-48-2.5
3
-1
-1
3
-10
1,100,000
S15-48-2.5N
Percentage of normal output
Bellcore @ 50°C
Broadband TelCom Power, Inc. –
1719 S. Grand Avenue, Santa Ana, CA 92705 U.S.A.
P 3 of 11
Tel.: 714-259-4888 • Fax: 714-259-0840 • www.btcpower.com • Email: sales@btcpower.com PS S15-48-2.5 Rev4 1-30-05
BTCPOWER [ BROADBAND TELCOM POWER, INC. ]
