AC-DC Converter
AC025 Series
Output Specifications
Part Number
AC025
A
–
D 05
Parameters
Conditions
Min
Typ
Max Units
B
C
3.3V Models
±3
±2
±5
%
%
%
%
%
Vi nom, Io nom
(Single output)
Output
Voltage
Accuracy
A: Series
B: Single (S) / Dual Output (D)
C: Output Voltage
13…4±V Models
Dual Output
Single Output Models
Dual Output Models
0
Minimum
Load
Vi nom
20
Circuit Schematic (1)
Line
Regulation
Io nom, Vi min…Vi max
±1
%
Single Output
Single Output Models
Dual Output Models
±2
±5
%
%
Load
Regulation
Io min~
Io nom
Rectifier
Fuse
L
Vo +
Vo -
Inrush Current
Limiter and
Rectifier
Line
Filter
Switching
Device
Transient
Recovery
Time
Vi nom, Io nom
= ← → 0.5 Io nom
N
1000
us
Y
Reference &
Error Amp
Control
Circuit
Opto-
Isolation
FG
Above 110% rated output power
Over load
Protection type: Recovers automatically after
fault condition is removed
Protection
Recovers automatically after fault condition is
removed
Short circuit
120%-150% rated output Voltage
Over Voltage
(Main Output)
Protection type: Zener diode clamp
Circuit Schematic (2)
Note:
Ripple & noise is measured by using 20 MHz bandwidth, measured with a 47uf
paralleled with a high-frequency 0.47uf capacitor across each output by full load.
Dual Output
Rectifier
Fuse
L
Vo+
Com
Vo-
Inrush Current
Switching
Limiter and
Device
Line
Filter
Rectifier
Rectifier
N
General Specifications
Y
Reference &
Error Amp
Control
Circuit
Opto-
Isolation
FG
Parameters
Conditions
Vi nom, Io nom
Input / Output
Min
Typ
Max
Units
Switching Frequency
Isolation Voltage
65
KHz
3KVac/ 5mA/5Secs
Input / Output,
@500 Vdc
Isolation Resistance
100
-20
MΩ
ºC
Operation
Temperature
Operating at
Vi nom, Io nom
+70
2
Vi nom, Io nom+51 to
71ºC
Circuit Schematic (3)
Derating
%/ºC
Dual Output
Storage
Temperature
Non Operational
Vi nom, Io nom
-40
+±5
95
ºC
Rectifier
Fuse
L
Vo2
Relative Humidity
Safety Standards
% RH
Inrush Current
Switching
Line
Filter
Limiter and
Rectifier
Rectifier
Vo1
Device
EN 6236±-1 approved
Compliance to EN55032
Compliance to EN55024
N
COM
EMI Conduction &
Radiation
Y
Reference &
Error Amp
Control
Circuit
Opto-
Isolation
FG
EMS Immunity
Dimensions
Cooling
L76.2x W50.± x H25.4mm L3.0x W2.0 x H1.0 inches
Free air convection
2
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