F48SA28025PKFA 데이터 시트보기 (PDF) - Delta Electronics, Inc.
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F48SA28025PKFA
Delta Electronics, Inc.
F48SA28025PKFA Datasheet PDF : 13 Pages
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TECHNICAL SPECIFICATIONS
(TA=25°C, Vin=48Vdc, nominal Vout unless otherwise noted.)
PARAMETER
NOTES and CONDITIONS
ABSOLUTE MAXIMUM RATINGS
Input Voltage
Continuous
Transient (100ms)
Operating Temperature
Storage Temperature
Input/Output Isolation Voltage
INPUT CHARACTERISTICS
Operating Input Voltage
Input Under-Voltage Lockout
Turn-On Voltage Threshold
Turn-Off Voltage Threshold
Lockout Hysteresis Voltage
Input Over-Voltage Lockout
Turn-On Voltage Threshold
Turn-Off Voltage Threshold
Lockout Hysteresis Voltage
Maximum Input Current
Inrush Current(I2t)
Input Reflected-Ripple Current
Input Voltage Ripple Rejection
OUTPUT CHARACTERISTICS
Output Voltage Set Point
Output Voltage Regulation
Over Load
Over Line
Over Temperature
Total Output Voltage Range
Output Voltage Ripple and Noise
Peak-to-Peak
RMS
Operating Output Current Range
Output DC Current-Limit Inception
DYNAMIC CHARACTERISTICS
Output Voltage Current Transient
Positive Step Change in Output Current
Negative Step Change in Output Current
Settling Time (within 1% Vout nominal)
Turn-On Transient
Start-Up Time, From On/Off Control
Start-Up Time, From Input
Output Capacitive Load
EFFICIENCY
100% Load
60% Load
ISOLATION CHARACTERISTICS
Input to Output
Input to Case
Output to Case
Isolation Resistance
Isolation Capacitance
FEATURE CHARACTERISTICS
Switching Frequency
Output overshoot Voltage during start up
Power good pin max applied voltage
Auxiliary output voltage
Output Voltage Trim Range
Output Voltage Remote Sense Range
Output Over-Voltage Protection
GENERAL SPECIFICATIONS
MTBF
Weight
Over-Temperature Shutdown
100ms
Please refer to Fig 20 for measuring point
100% Load, 36Vin
P-P thru 15µH inductor, 5Hz to 20MHz
120 Hz
Vin=48V, Io=Io.max, Tc=25°C
Io=Io,min to Io,max
Vin=36V to 75V
Tc=-40°C to 100°C
over all load, line and temperature
5Hz to 20MHz bandwidth
Full Load, 1µF ceramic, 10µF Low ESR cap
Full Load, 1µF ceramic, 10µF Low ESR cap
Output Voltage 10% Low
48V, Tested with a 10µF, a 1µF Ceramic cap and a
470uF low ESR aluminum load cap,
ΔIo/Δt=1A/µs
50% Io.max to 75% Io.max
75% Io.max to 50% Io.max
Max sink current 5mA
Aux pin source current <=20mA
Referenced to Sense(-) pin
Pout ≦ max rated power
Pout ≦ max rated power
Over full temp range; % of nominal Vout
Io=80% of Io, max; Ta=25°C
Please refer to Fig.20 for measuring point
F48SA28025 (Standard)
Min.
Typ.
Max.
Units
80
Vdc
100
Vdc
-40
95
°C
-55
125
°C
2250
Vdc
36
48
75
Vdc
33
34.5
36
Vdc
31
32.5
34
Vdc
2
Vdc
76
78
80
Vdc
78
80
82
Vdc
2
Vdc
23
A
1
A2s
20
mA
50
dB
27.72
28.00
28.28
Vdc
28
56
mV
28
56
mV
100
300
mV
27.25
28.00
28.75
V
200
mV
65
mV
2
25
A
120
150
%
450
mV
450
mV
500
us
20
35
ms
20
35
ms
470
6000
µF
91.5
%
91.5
%
2250
Vdc
2250
Vdc
500
Vdc
10
MΩ
1800
pF
300
kHz
0
35
V
7
10
13
V
-15
+10
%
0.5
V
115
140
%
1.14
M hours
168
grams
100
°C
DS_F48SA28025_06062005
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