100 Watts
AK45C-20/
AV45C-20
High Efficiency
Total Power:
Input Voltages:
No. of Outputs:
100 Watts
48V
Single
Electrical Specs
Input
Input Range
Input Surge
Efficiency
36 to 75 VDC
100V /100ms
5V @ 89% Typ
3.3V @ 86% Typ
2.5V @ 84% Typ
Output
Load Regulation
0.2% typical down to no load
(output 5V and above)
10mV typical down to no load
(output below 5V)
0.1% typical
(output 5V and above)
10mV typical
(output below 5V)
±1%
100mV max typ
Up to 0.5V
5% max deviation with 25% to 75% full
(output 5V and above)
200mV (output below 5V)
500µs (max) recovery
130% nominal output
(output 5V and above)
160% nominal output
(1.8V and 2V)
140% nominal output
(3.3V output)
115% nominal output
375kHz (typ)
Line Regulation
Special Features
• High efficiency
• Industry standard package
1.45" x 2.28" x 0.5"
• High capacitive load limit on start-up
• Industry Standard features: UVLO, OVP, OCP,
OTP, Output Enable, Differential Remote
Sense
• Regulation to zero load
• Fixed frequency switching
• Basic insulation
Voltage Tolerance
Noise/Ripple
Remote sense
Transient Response
Overvoltage Protection
Environmental
Operating case temperature range:
-40°C to +100°C
Storage temperature: -55°C to +105°C
Overtemperature protection: 110°C typical
MTBF: > 1 million hours
Current Limit
Switching Frequency
Control
Voltage Adjust
Enable
90 to 110% Vo (1.8 V)
80 to 110% Vo (2.5, 3.3, 5 V)
TTL compatible
(Positive or Negative enable options)
Safety
AK45C:
UL,cUL 1950
TUV
EN60950
Basic Insulation
AV45C:
UL
1950
CSA
22.2-950-95
TUV
EN60950
Operational Insulation
2
North America (USA): 1-888-41-ASTEC
Europe (UK): 44 (1384) 842-211 Asia (HK): 852-2437-9662
ASTEC [ Astec America, Inc ]
