Datasheet
DS_DNM10SMD10_07182012
2
TECHNICAL SPECIFICATIONS
T
A
= 25°C, airflow rate = 300 LFM, V
in
= 8.3Vdc and 14Vdc, nominal Vout unless otherwise noted.
PARAMETER
NOTES and CONDITIONS
DNM10S0A0S10NFD
Min.
Typ.
Max.
Units
ABSOLUTE MAXIMUM RATINGS
Input Voltage (Continuous)
0
15
Vdc
Tracking Voltage
0
Vin,max
Vdc
Operating Temperature
-40
85
°C
Storage Temperature
-55
125
°C
INPUT CHARACTERISTICS
Operating Input Voltage
Vo,set≦3.63Vdc
8.3
12
14
V
Vo,set＞3.63Vdc
8.3
12
13.2
V
Input Under-Voltage Lockout
Turn-On Voltage Threshold
7.9
V
Turn-Off Voltage Threshold
7.8
V
Maximum Input Current
Vin=Vin,min to Vin,max, Io=Io,max
7
A
No-Load Input Current
Vin=12V, Io=Min Load
100
mA
Off Converter Input Current
Vin=12V, Off Converter
2
mA
Inrush Transient
Vin= Vin,min to Vin,max, Io=Io,min to Io,max
0.4
A
2
S
Recommended Inout Fuse
15
A
OUTPUT CHARACTERISTICS
Output Voltage Set Point
Vin=12V, Io=Io,max
-2.0
Vo,set
+2.0
% Vo,set
Output Voltage Adjustable Range
0.7525
5
V
Output Voltage Regulation
Over Line
Vin=Vin,min to Vin,max
0.3
% Vo,set
Over Load
Io=Io,min to Io,max
0.4
% Vo,set
Over Temperature
Ta= -40℃ to 85℃
0.4
% Vo,set
Total Output Voltage Range
Over sample load, line and temperature
-2.5
+3.5
% Vo,set
Output Voltage Ripple and Noise
5Hz to 20MHz bandwidth
Peak-to-Peak
Vin=min to max, Io=min to max1µF ceramic, 10µF Tan
30
75
mV
RMS
Vin=min to max, Io=min to max1µF ceramic, 10µF Tan
12
30
mV
Output Current Range
0
10
A
Output Voltage Over-shoot at Start-up
Vout=3.3V
1
% Vo,set
Output DC Current-Limit Inception
Vout =90%Vo, set
200
% Io
Output Short-Circuit Current (Hiccup mode)
Io,s/c
3
Adc
DYNAMIC CHARACTERISTICS
Dynamic Load Response
10µF Tan & 1µF ceramic load cap, 2.5A/µs, Vin=12V
Positive Step Change in Output Current
50% Io, max to 100% Io, max
200
mVpk
Negative Step Change in Output Current
100% Io, max to 50% Io, max
200
mVpk
Settling Time to 10% of Peak Deviation
25
µs
Turn-On Transient
Io=Io.max
Start-Up Time, From On/Off Control
Von/off, Vo=10% of Vo,set
5
ms
Start-Up Time, From Input
Vin=Vin,min, Vo=10% of Vo,set
5
ms
Output Voltage Rise Time
Time for Vo to rise from 10% to 90% of Vo,set
4
6
ms
Output Capacitive Load
Full load; ESR ≧1mΩ
1000
µF
Full load; ESR ≧10mΩ, Vin<9.0V
3500
µF
Full load; ESR ≧10mΩ, Vin≧9.0V
5000
µF
EFFICIENCY
Vo=0.75V
Vin=12V, Io=Io,max
81.0
%
Vo=1.2V
Vin=12V, Io=Io,max
86.5
%
Vo=1.5V
Vin=12V, Io=Io,max
88.5
%
Vo=1.8V
Vin=12V, Io=Io,max
90.0
%
Vo=2.5V
Vin=12V, Io=Io,max
91.5
%
Vo=3.3V
Vin=12V, Io=Io,max
93.0
%
Vo=5.0V
Vin=12V, Io=Io,max
94.5
%
FEATURE CHARACTERISTICS
Switching Frequency
300
kHz
ON/OFF Control, (Negative logic)
Logic Low Voltage
Module On, Von/off
-0.2
0.3
V
Logic High Voltage
Module Off, Von/off
2.5
Vin,max
V
Logic Low Current
Module On, Ion/off
10
uA
Logic High Current
Module Off, Ion/off
0.2
1
mA
ON/OFF Control, (Positive Logic)
Logic High Voltage
Module On, Von/off
Vin,max
V
Logic Low Voltage
Module Off, Von/off
-0.2
0.3
V
Logic High Current
Module On, Ion/off
10
uA
Logic Low Current
Module Off, Ion/off
0.2
1
mA
Tracking Slew Rate Capability
0.1
2
V/msec
Tracking Delay Time
Delay from Vin.min to application of tracking voltage
10
ms
Tracking Accuracy
Power-up, subject to 2V/mS
100
200
mV
Power-down, subject to 1V/mS
200
400
mV
Remote Sense Range
0.1
V
GENERAL SPECIFICATIONS
MTBF
Io=80%Io, max, Ta=25℃
9.64
M hours
Weight
9
grams
Over-Temperature Shutdown
Refer to Figure 31 for the measuring point
130
°C