E48SR3R320NRFA Delta Electronics, E48SR3R320NRFA Datasheet - Page 2

• Manufacturer Part Number: E48SR3R320NRFA
• Description: MODULE DC/DC 8TH BRICK 3.3V 20A
• Manufacturer: Delta Electronics
• Series: DELPHIr
• Type: Isolated with UVLOr

Specifications of E48SR3R320NRFA

• Output: 3.3V
• Number Of Outputs: 1
• Power (watts): 66W
• Mounting Type: Through Hole
• Voltage - Input: 36 ~ 75V
• Package / Case: 8-DIP Module, 1/8 Brick
• 1st Output: 3.3 VDC @ 20A
• Size / Dimension: 2.30" L x 0.90" W x 0.33" H (58.4mm x 22.9mm x 8.4mm)
• Power (watts) - Rated: 66W
• Operating Temperature: -40°C ~ 115°C
• Efficiency: 90.5%
• Approvals: CE, cUL, TUV, UL
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• 3rd Output: -
• 2nd Output: -
• 4th Output: -
• Other names: 941-1020

DS_E48SR3R320_05142009
(T
TECHNICAL SPECIFICATIONS
PARAMETER
ABSOLUTE MAXIMUM RATINGS
Input Voltage
Operating Temperature
Storage Temperature
Input/Output Isolation Voltage
INPUT CHARACTERISTICS
OUTPUT CHARACTERISTICS
DYNAMIC CHARACTERISTICS
EFFICIENCY
ISOLATION CHARACTERISTICS
FEATURE CHARACTERISTICS
GENERAL SPECIFICATIONS
A
=25°C, airflow rate=300 LFM, V
Operating Input Voltage
Input Under-Voltage Lockout
Maximum Input Current
No-Load Input Current
Off Converter Input Current
Inrush Current (I
Input Reflected-Ripple Current
Input Voltage Ripple Rejection
Output Voltage Set Point
Output Voltage Regulation
Total Output Voltage Range
Output Voltage Ripple and Noise
Operating Output Current Range
Output Over Current Protection
Output Voltage Current Transient
Turn-On Transient
Maximum Output Capacitance
100% Load
60% Load
Input to Output
Isolation Resistance
Isolation Capacitance
Switching Frequency
ON/OFF Control, Negative Remote On/Off logic
ON/OFF Control, Positive Remote On/Off logic
Output Voltage Trim Range
Output Voltage Remote Sense Range
Output Over-Voltage Protection
Weight
Over-Temperature Shutdown
MTBF
Continuous
Transient (100ms)
Turn-On Voltage Threshold
Turn-Off Voltage Threshold
Lockout Hysteresis Voltage
Over Load
Over Line
Over Temperature
Peak-to-Peak
RMS
Negative Step Change in Output Current
Settling Time (within 1% Vout nominal)
Start-Up Time, From On/Off Control
Start-Up Time, From Input
Logic Low (Module On)
Logic High (Module Off)
Logic Low (Module Off)
Logic High (Module On)
ON/OFF Current (for both remote on/off logic)
Leakage Current (for both remote on/off logic)
Positive Step Change in Output Current
2
t)
in
=48Vdc, nominal Vout unless otherwise noted.)
Io=80% of Io, max; Ta=40°C, airflow rate=300FLM
48V, 10µF Tan & 1µF Ceramic load cap, 0.1A/µs
NOTES and CONDITIONS
Over full temp range; % of nominal Vout
Refer to figure 21 for the measuring point
Full load; 5% overshoot of Vout at startup
Over sample load, line and temperature
Refer to figure 21 for measuring point
Full Load, 1µF ceramic, 10µF tantalum
P-P thru 12µH inductor, 5Hz to 20MHz
Full Load, 1µF ceramic, 10µF tantalum
Vin=48V, Io=Io.max, Tc=25°C
Pout ≦ max rated power
Pout ≦ max rated power
50% Io.max to 75% Io.max
75% Io.max to 50% Io.max
5Hz to 20MHz bandwidth
Output Voltage 10% Low
Von/off at Ion/off=1.0mA
Von/off at Ion/off=0.0 µA
Von/off at Ion/off=1.0mA
Von/off at Ion/off=0.0 µA
Logic High, Von/off=15V
Ion/off at Von/off=0.0V
Io=Io, min to Io, max
100% Load, 36Vin
Tc=-40°C to 85°C
Vin=36V to 75V
120 Hz
100ms
3.267
3.234
1500
E48SR3R320 (Standard)
Min.
2.87
3.80
110
-40
-55
36
33
31
10
1
0
0
2
0
2
3.300
1500
Typ.
90.5
91.0
19.6
±15
200
350
120
2.2
34
32
60
25
55
±3
±3
60
15
80
80
2
4
6
6
10000
3.333
3.366
Max.
1500
3.73
4.79
100
125
100
±10
±10
100
140
160
160
115
2.5
0.7
0.7
80
75
35
33
10
30
20
12
18
50
10
12
18
3
1
1
M hours
grams
Units
Vdc
Vdc
Vdc
Vdc
Vdc
Vdc
Vdc
Vdc
Vdc
kHz
mA
mA
A
mA
mV
mV
mV
mV
mV
mV
mV
MΩ
mA
ms
ms
°C
°C
dB
µF
pF
uA
°C
us
%
%
%
%
A
V
A
V
V
V
V
V
V
2
s
2