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Q36SR12020NRFA Datasheet, PDF (2/14 Pages) Delta Electronics, Inc. – Industry standard footprint and pin out
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TECHNICAL SPECIFICATIONS
(TA=25°C, airflow rate=300 LFM, Vin=48Vdc, nominal Vout unless otherwise noted.)
PARAMETER
NOTES and CONDITIONS
Q36SR12020NRFA(STD)
ABSOLUTE MAXIMUM RATINGS
Input Voltage
Continuous
Transient (100ms)
Operating Ambient 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
Maximum Input Current
No-Load Input Current
Off Converter 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
Operating Output Current Range
Output Over Current Protection(hiccup model)
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 Capacitance (note1)
EFFICIENCY
100% Load
100% Load
60% Load
ISOLATION CHARACTERISTICS
Input to Output
Isolation Resistance
Isolation Capacitance
FEATURE CHARACTERISTICS
Switching Frequency
ON/OFF Control, Negative Remote On/Off logic
Logic Low (Module On)
Logic High (Module Off)
ON/OFF Control, Positive Remote On/Off logic
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)
Output Voltage Trim Range(note 2)
Output Voltage Remote Sense Range
Output Over-Voltage Protection
GENERAL SPECIFICATIONS
MTBF
Weight
Weight
Over-Temperature Shutdown ( Without heat spreader)
Over-Temperature Shutdown (With heat spreader)
Over-Temperature Shutdown ( NTC resistor )
100ms
100% Load, 18Vin
Vin=48V,Io=0A
Vin=48V
P-P thru 12µH inductor, 5Hz to 20MHz
120 Hz
Vin=48V, Io=Io.max, Tc=25°C
Io=Io, min to Io, max
Vin=18V to 75V
Tc=-40°C to 110°C
Over sample load, line and temperature
5Hz to 20MHz bandwidth
Full Load, 1µF ceramic, 10µF tantalum
Full Load, 1µF ceramic, 10µF tantalum
Vin=18V to75V
Output Voltage 10% Low
Vin=48V, 10µF Tan & 1µF Ceramic load cap,
0.1A/µs
75% Io.max to 50% Io.max
50% Io.max to 75% Io.max
Full load; 5% overshoot of Vout at startup
Vin=24V
Vin=48V
Vin=48V
Von/off
Von/off
Von/off
Von/off
Ion/off at Von/off=0.0V
Logic High, Von/off=5V
Pout ≦ max rated power,Io ≦ Io.max
Pout ≦ max rated power,Io ≦ Io.max
Over full temp range; % of nominal Vout
Io=80% of Io, max; Ta=25°C, normal input,600FLM
Without heat spreader
With heat spreader
Refer to Figure 19 for Hot spot 1 location
(48VRine,8fe0r%toIoF,ig2u0r0eL2F2Mf,oAr irHflootwspfrotm2 Vloinc+attionVin-)
(48RVeinf,e8r0t%o FIoig,u2r0e01L9FMfo,rANirTflCowrefrsoismtoVr ilno+cattoioVnin-)
Min.
0
-40
-55
18
16
15
0.3
11.82
11.64
0
110
0
10
2.4
2.4
-10
115
Typ.
Max.
48
17
16
1
100
10
20
50
12.00
±3
±3
±120
12.00
100
80
100
85
125
2250
75
18
17
1.8
17.2
1
12.18
±15
±15
12.36
20
140
Units
Vdc
Vdc
Vdc
°C
°C
Vdc
Vdc
Vdc
Vdc
Vdc
A
mA
mA
A2s
mA
dB
Vdc
mV
mV
mV
V
mV
mV
A
%
550
550
200
35
35
93.5
93.0
92.0
1000
260
3.0
45.5
61.1
135
120
130
5000
2250
0.8
5
0.8
5
1
10
10
140
mV
mV
µs
mS
mS
µF
%
%
%
Vdc
MΩ
pF
KHz
V
V
V
V
mA
%
%
%
M hours
grams
grams
°C
°C
°C
Note: Please attach thermocouple on NTC resistor to test OTP function, the hot spots’ temperature is just for reference.
Note1: For applications with higher output capacitive load, please contact Delta
Note2: Trim down range -10% for 18Vin ~75Vin, Trim up range +10% for 20Vin ~ 75Vin.
2
Q36SR12020NRFA_11252015
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