apa18t12 Astec Powe, apa18t12 Datasheet - Page 5

• 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
Output Voltage Set point
V
I
Output Regulation
Ripple and Noise
Peak-to-Peak: (5Hz to 20MHz)
Output Current and output
power
External Load Capacitance
Output Current-limit Inception
V
Over Temperature Range
(AVG. PCB TEMP)
Efficiency
V
I
Turn-On Response Time
V
Enable to Output Turn-ON Delay
V
I
+V
Enable Pin: Active
V
I
Switching Frequency
Output Overshoot
at T-on / T-off
Passive Resistive Full Load
O
O
O
O
IN
OUT
IN
IN
IN
IN
= I
=I
= I
= I
IN
Temp: T
= V
Line: V
Load: I
= V
= V
= V
= V
Capacitor ESR
O,Max
O,MAX ;
O,MIN
to Output Turn-On Delay
O,MIN
= 90% V
3
IN, MIN
IN-NOM
IN-MIN
IN-MIN
IN-MIN
to I
to I
O
IN
T
A
= I
A
to V
to V
to V
= V
= -40 ºC to +85ºC
to V
O,MAX
=25qC
O,SET
O,MAX
O, min
2
IN, min
IN-MAX
IN-MAX
IN,MAX;
IN-MAX
4,9,10
to I
to V
O, max
5
6
IN, max
APA18T12 DC - DC Series
Technical Reference Note
0.75dVo<4.16V
0.75<Vo<3.3V
0.75dVo<5.0V
4.16VdVo
3.3VdVo
1.5VdVo
5VdVo
Device
0.75V
0.75V
1.20V
1.50V
1.80V
2.50V
3.30V
5.00V
All
All
All
All
All
All
All
All
All
Preliminary
Symb
V
O,SET
Po
Io
I
K
K
K
K
K
K
K
-
-
-
-
-
-
-
-
-
-
-
-
-
O
0.74
18.5
100
270
2.0
Min
10
73.6
81.0
83.8
85.5
88.0
90.3
92.6
0
0
-
-
-
-
-
-
-
-
-
-
SH 5 OF 17
Typ
0.75
110
300
45
55
74.8
82.0
84.5
86.5
89.0
92.4
93.5
-
-
-
-
-
-
-
-
-
-
-
-
-
5000
Max
0.76
15.0
25.0
20.0
20.0
125
330
0.5
7.0
1.0
6.0
60
75
18
75
5
-
-
mVp-p
mVp-p
%Vo
Unit
KHz
Vdc
mV
mV
mV
m:
PF
ms
ms
ms
qC
W
%
%
%
%
%
%
%
%
%
A
A