nd12s0a0v40pnfa Delta Electronics, Inc., nd12s0a0v40pnfa Datasheet - Page 2

• Manufacturer Part Number: nd12s0a0v40pnfa
• Description: Delphi Nd Series Non-isolated Point Of Load Dc/dc Modules 8.0v~13.8vin, 0.9v~5.0vout, 40a
• Manufacturer: Delta Electronics, Inc.

TECHNICAL SPECIFICATIONS
(Ambient Temperature=25°C, minimum airflow=300LFM, nominal V
DS_ND40A_08072008
PARAMETER
ABSOLUTE MAXIMUM RATINGS
Input Voltage (Continuous)
Operating Temperature
Storage Temperature
INPUT CHARACTERISTICS
Operating Input Voltage
Input Under-Voltage Lockout
Lockout Hysteresis Voltage
Maximum Input Current
Inrush Current
External Input Capacitance
Load Transient Effects on Input Current
Vo Peak Deviation of Input Step Response
OUTPUT CHARACTERISTICS
Output Voltage Adjustable Range
Output Voltage Set Point
Stability, Long Term Voltage Drift
Output Voltage Regulation
Total Output Voltage Range
Output Voltage Ripple and Noise
Output Current Range
External output capacitance Load
Loop Stability
Output Voltage Over-shoot at Start-up
Output Current-Limit Inception
Output Over Voltage Protection
DYNAMIC CHARACTERISTICS
Dynamic Load Response
Turn-On Transient
EFFICIENCY
Vo,set=0.9V
Vo,set=1.0V
Vo,set=1.2V
Vo,set=1.8V
Vo,set=2.5V
Vo,set=3.3V
Vo,set=5.0V
FEATURE CHARACTERISTICS
Switching Frequency
ON/OFF Control, (Logic High-Module ON)
Power Good
Remote Sense Range
GENERAL SPECIFICATIONS
MTBF
Weight
Over Line
Over Load
Over Temperature
Peak-to-Peak
Peak-to-Peak
Peak-to-Peak
Logic High Voltage
Logic Low Voltage
Logic High Current
Logic Low Current
PG Delay Time from Vin
PG Delay Time from Enable
Compensation Voltage
Vo,max When Remote Sense Line Open
Minimum Output capacitance
Maximum Output capacitance
Phase Margin
Gain Margin
Turn-On Voltage Threshold
Turn-Off Voltage Threshold
Positive Step Change in Output Current
Negative Step Change in Output Current
Setting Time
Start-up Time, From On/Off Control
Start-Up Time, From Input
Peak Inrush Current
Recovery Time
Vin=Vin,min to Vin,max
Ta=-5℃ to 60℃
NOTES and CONDITIONS
Refer to Figure 30 for the measuring point
Io= 50% of Io,max
Vin= 8V, Vo=5V, 100%Load
Inrush Decay to Normal
The dielectric of ceramic capacitance shell be X5R or X7R
Refer to dynamic step load
Vin step change of
Selected by an external resistor
Io=Io,max ,Rtrim:±0.1% tolerance , Tc=±25ppm
Vin=12V,Io=Io,max, record over 24hours
Io=Io,min to Io,max
Over all operation input voltage, resistive load, and
temperature conditions until end of life
5Hz to 20MHz bandwidth, 10µF tantalum // 1µF ceramic,
Vin=min to max, Io=min to max
0.9≦Vo,set＜1.5V
1.5≦Vo,set＜3.5V
3.5≦Vo,set≦5.0V
ESR≧2mΩ
ESR≧0.2mΩ
Cout from 300µF to 2000µF
Hiccup mode
Hiccup mode
5Hz to 20MHz bandwidth, 10µF tantalum // 1µF ceramic,
dIo/dt=2.5A/Us, Step load Freq.=200Hz~ 2.5KHz
50% Io, max to 100% Io, max
100% Io, max to 50% Io, max
Vout＜1% of final steady value
Io=Io,max
From Enable High to 90% of Vo
From Vin to 90% of Vo
Vin=12V, Io=Io,max, Ta=25℃
Vin=12V, Io=Io,max, Ta=25℃
Vin=12V, Io=Io,max, Ta=25℃
Vin=12V, Io=Io,max, Ta=25℃
Vin=12V, Io=Io,max, Ta=25℃
Vin=12V, Io=Io,max, Ta=25℃
Vin=12V, Io=Io,max, Ta=25℃
500kHz operation for 2.2V≦Vo,set≦5.0V
Module On
Module Off
Vin=Vin,min, Vo is between 95% - 105% of Vo,set
Enable=H, Vo is between 95% - 105% of Vo,set
Io=80%Io, max, Ta=25℃
±
1.8V , dv/dt of Vin =0.2V/µS
in
=12Vdc unless otherwise specified.)
Min.
-0.1
-3.0
300
110
110
-40
8.0
0.9
2.7
22
80
82
83
84
84
86
89
50
-1
0
0
0
ND12S0A0V40 (standard)
500/220
Typ.
20.5
150
150
7.8
6.2
1.6
3.6
12
45
10
82
84
86
89
90
92
94
0
Max.
+120
+125
2000
13.8
13.8
+0.1
0.75
+3.0
0.44
200
100
100
100
200
200
200
100
125
250
105
5.0
0.2
0.5
40
+1
30
40
85
40
15
15
2
5
7
7
Units
Vdc
°C
°C
Vdc
Vdc
Vdc
Vdc
Adc
Apk
mS
μF
A/μS
mV
Vdc
% Vo,set
% Vo,set
% Vo,set
% Vo,set
% Vo,set
mVp-p
mVp-p
mVp-p
Adc
μF
μF
Degree
dB
% Vo,set
%Io,max
% Vo,set
mVpk
mVpk
µs
ms
ms
%
%
%
%
%
%
%
kHz
Vdc
Vdc
μA
μA
mS
mS
mV
%Vo,set
M hours
grams
% Vo,set
2