EOL
Special Features
Electrical Specs
25 Watts
AEV
•Ideal for telecom/networking
applications
•Standard Pinout - Low Profile
•Unencapsulated 2.0” x 2.5” x 0.33” package.
•90°C Baseplate temperature
•Enable (on/off)
•330kHz Switching frequency
•Under voltage lockout, OVP, OCP
Input
Input range 18-36 Vdc (24 Vdc nominal)
36 - 72Vdc (48Vdc nominal)
Input reverse voltage
protection Fuse recommended
Input surge voltage 100V for 100mS (48V)
50V for 100mS (24V)
Undervoltage lockout Vin<30-36V (48V)
Vin<14-18V (24V)
Efficiency 83% typical (5Vout)
Output
Voltage tolerance ±1.0%
Line regulation ±0.1%
Load regulation ±0.5%
Noise/ripple 75mV P-P
Short circuit protection Continuous power cycle
Overvoltage protection 36V to 42V (24Vin)
72V to 82V (48Vin)
Transient response 4% Vo typ; recovery <200msec typ
(25% step load change)
Temperature coefficient ±0.02%Vo/°C
Switching frequency 330kHz
Control
Enable on = >7.0Vdc
off = >3.5Vdc
See TRN
Enable current 0.6ma max.
Output trim 90% to 110% Vo
Isolation
I/O isolation 500Vdc
Environmental
Total Power: 25 Watts
Input Voltages: 24V or 48V
No. of Outputs: Single, Dual
Operation case temperature range: -25°C to +90°C
Storage temperature: -40°C to +105°C
MTBF > 2 Million Hours (Bellcore TR332)
Safety
UL UL1950
CAN CAN22.2-950
TUV EN60950
CE CE Mark
Astec Conventional Power
America’s (USA): 1-760-930-4600 Europe (UK): 44 (1384) 842-211 Asia (HK): 852-2176-3333
72
EOL
EUROPE
Astec House, Waterfront Business Park
Merry Hill, Dudley
West Midlands, DY5 1LX, UK
Telephone: 44 (1384) 842-211
Facsimile: 44 (1384) 843-355
AMERICAS
5810 Van Allen Way
Carlsbad, CA 92008
Telephone: 760-930-4600
Facsimile: 760-930-0698
Ordering Information
ASIA
14/F, Lu Plaza
2 Wing Yip Street
Kwun Tong, Kowloon
Hong Kong
Telephone: 852-2176-3333
Facsimile: 852-2176-3888
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4 (EOL)2F50VEA%08A0.5 @ V3.3V 63-81
4 (EOL)2A40VEA%38A0.4 @ V0.5V 63-81
4 (EOL)2B20VEA%58A1.2 @ V0.21V 63-81
4 (EOL)2C20VEA%68A7.1 @ V0.51V 63-81
8 (EOL)4F50VEA%08A0.5 @ V3.3V 27-63
8 (EOL)4A40VEA%38A0.4 @ V0.5V 27-63
8 (EOL)4N40VEA%68A1.4 @ V0.6V 27-63
8 (EOL)4B20VEA%68A1.2 @ V0.21V 27-63
8 (EOL)4C20VEA%68A7.1 @ V0.51V 27-63
18-36 V +5.0V @ 2.0A -5.0V @ 2.0A 83% AEV02AA24 (EOL)
18-36 V +12.0V @ 1.05A -12.0V @ 1.05A 86% AEV01BB24 (EOL)
18-36 V +15.0V @ 0.85A -15.0V @ 0.85A 86% AEV01CC24 (EOL)
36-72 V +5.0V @ 2.0A -5.0V @ 2.0A 83% AEV01AA48 (EOL)
36-72 V +12.0V @ 1.05A -12.0V @ 1.05A 86% AEV01BB48 (EOL)
36-72 V +15.0V @ 0.85A -15.0V @ 0.85A 86% AEV01CC48 (EOL)
Notes:
1. 20 MHz bandwidth. An external 2.2mf ceramic
capacitor is recommended to be placed from +V out
to -V out.
2. Consult Technical Reference Notes for Recommended
Input/Output Filtering
3. All specifications are typical at nominal line, full load,
and 25° C unless otherwise noted.
4. All specifications subject to change without notice.
Mechanical drawings are for reference only.
AEV
Single output
73
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