D12S400-A Datasheet, PDF (2/12 Pages) Delta Electronics, Inc. – Delphi D12S400 Non-Isolated Point of Load DC/DC Modules

TECHNICAL SPECIFICATIONS
(All data below are tested at operating ambient temperature 25°C, air flow 300LFM, 5.0Vout, unless otherwise stated.)
PARAMETER
ABSOLUTE MAXIMUM RATINGS
Input Voltage
Operating Temperature
Storage Temperature
INPUT CHARACTERISTICS
Operating Input Voltage
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
OUTPUT CHARACTERISTICS
Output Voltage Adjustment Range
Output Voltage Set Point
Output Voltage Regulation
Over Load
Over Line
Over Temperature
Total output range
Output Voltage Ripple and Noise
Peak-to-Peak
RMS
Output Current Range
Output Voltage Over-shoot at Start-up
Output Voltage Under-shoot at Power-Off
Output DC Current-Limit Inception
DYNAMIC CHARACTERISTICS
Output Dynamic Load Response
Positive Step Change in Output Current
Negative Step Change in Output Current
Settling Time
Turn-On Transient
Start-Up Time, from On/Off Control
Start-Up Time, from input power
Power Good Delay
Minimum Output Capacitance
Maximum Output Startup Capacitive Load
Minimum Input Capacitance
EFFICIENCY
Vo=1.0V
Vo=1.2V
Vo=1.5V
Vo=1.8V
Vo=2.5V
Vo=3.3V
Vo=5.0V
FEATURE CHARACTERISTICS
Switching Frequency
ON/OFF Control
Logic High
Logic Low
GENERAL SPECIFICATIONS
Calculated MTBF
Weight
Over-Temperature Shutdown
NOTES and CONDITIONS
Continuous
With appropriate air flow and de-rating as Figure 28
Vo >1.8V
Vo≦1.8V
Vo≦3.3V, Io=1A
Vo≦3.3V, Io=1A
100%Load, 12Vin, 5.0Vout
Total input range
Remote OFF, Vin=12V
Measured at remote sense pin
Io=Io_min to Io_max
Vin=Vin_min to Vin_max
Tc=0°C to 85°C
Over load, line, temperature regulation and set point
5Hz to 20MHz bandwidth
Full Load, 10uF Tan cap & 1uF ceramic, total input & output range
Full Load, 10uF Tan cap & 1uF ceramic, total input & output range
All conditions
Vin=12V, Turn OFF
Hiccup mode
Without output cap.
12Vin, 5.0Vout, 0A to 20A, 10A/uS
12Vin, 5.0Vout, 20A to 0A, 10A/uS
Settling to be within regulation band (to 10% Vo deviation)
From Enable high to 90% of Vo
From Vin=12V to 90% of Vo
All conditions (within 90% of Vo(set))
ESR≥ 1mΩ
Vin=12V, Io=80A
Vin=12V, Io=80A
Vin=12V, Io=80A
Vin=12V, Io=80A
Vin=12V, Io=80A
Vin=12V, Io=80A
Vin=12V, Io=80A
Fixed, Per phase
Positive logic (internally pulled high)
Module On (or leave the pin open)
Module Off
12Vin, 5.0Vout, Full load, 55℃, 400LFM
12Vin, 5.0Vout, Full load, 25℃, 400LFM
Refer to Figure 28 for the measuring point
D12S400
Min. Typ. Max.
-0.3
13.8
0
85
-40
125
10.8 12.0
13.2
5.0
13.2
4.8
4.5
0.3
38
750
35
0.8375
5.0
-1.5
+1.5
-0.5
+0.5
-0.5
+0.5
-1.0
+1.0
-3.5
+3.5
50
20
0
80
0.5
2
100
135
170
170
20
0
0
2200
85.0
86.0
88.5
89.5
91.5
92.5
94.0
500
4.5
-0.3
1.0
1.4
35.0
125
5
10
2
5000
5.5
0.5
Units
V
°C
°C
V
V
V
V
V
A
mA
mA
V
%Vo
%Vo
%Vo
°C
%Vo
mV
mV
A
% of Vo
mV
%Iomax
mV
mV
µs
ms
ms
ms
µF
µF
µF
%
%
%
%
%
%
%
KHz
V
V
M hours
M hours
grams
°C
DS_D12S400_10152013
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