apa18t12 Astec Powe, apa18t12 Datasheet - Page 6

• Manufacturer Part Number: apa18t12
• Description: 12vin, 75watts, Non-isolated Dc - Dc Pol Sip Converter
• Manufacturer: Astec Powe

Model: APA18T12 Series
Date: June 2004
OUTPUT SPECIFICATIONS
Parameter
Dynamic Response
C
(Sanyo OS-CON 6SEP150)
+10uF Tantalum Cap. +1uF
Ceramic Cap. 'I
Peak Deviation
Load Change of 50% step
anywhere between 10% to 100%
of rated load
Settling Time (to 0.5% V
Output Voltage Trim Range
Remote Sense
Output Enable ON/OFF
NOTE: 2. Refer to Appendix A3 for the Output Ripple and Noise Test Measurement Setup.
O
Positive Enable
Enable Pin Voltage: Mod-ON
=150uF*2 Polymer Cap.
3. Output Power Derating applies at elevated temperature. See Appendix B for the Derating Curves.
4. OCP and OTP are in shutdown mode. The converter will auto restart without the need to recycle the
5. Measure output rise time from 10%V
6. Load step response shall be measured at the load side of the output capacitors. See Appendix A4 for
7. See appropriate Trim Equation and configuration in Appendix A6.
8. The combination of remote sense and output trim adjust can not exceed 0.25V.
9. No OCP for Vo<1.5V. Module is protected by OTP when output is overload if Vo<1.5V.
10.Under 25qC.
input voltage or toggle the enable signal and once the fault is removed.
the output and input cap requirement.
8
O
/'t=1.0A/Ps
6
:
Mod-OFF
O, Nom
7
)
APA18T12 DC - DC Series
Technical Reference Note
Device
All
All
All
All
All
Preliminary
O
to 90%V
Symbol
-
-
-
-
O
. See Appendix A5.
0.75
-0.7
2.5
Min
-
-
SH 6 OF 17
Typ
-
-
-
-
-
-
Max
5.50
0.25
200
200
0.8
14
Unit
mV
Ps
V
V
V
V