EUROPE
ASIA
AMERICAS
Astec House, Waterfront Business Park
Merry Hill, Dudley
Units 2111-2116, Level 21
Tower1, Metroplaza
5810 Van Allen Way
Carlsbad, CA 92008
West Midlands, DY5 1LX, UK
Telephone: 44 (1384) 842-211
Facsimile: 44 (1384) 843-355
223, Hing Fong Road
Fwai Fong, New Territories
Hong Kong
Telephone: 760-930-4600
Facsimile: 760-930-0698
Telephone: 852-2437-9662
Facsimile: 852-2402-4426
Ordering Information
2
Input
Output
Output
Efficiency
Model Number
Voltage
Voltage
Current
48V
48V
48V
48V
1.5V
1.8V
3.3V
5V
20A
20A
20A
20A
85% Min
85% Min
89% Min
90% Min
AV45C-048L-015F20HA (N) - (6)(8)
AV45C-048L-050F20HA (N) - (6)(8)
AV45C-048L-050F20HA (N) - (6)(8)
AV45C-048L-050F20HA (N) - (6)(8)
48V
48V
48V
1.8V
2.5V
3.3V
20A
20A
20A
81% min (84% typ)
84% min (86% typ)
86% min (88% typ)
AK45C-048L-018F20HA (N) - (6)(8)
AK45C-048L-025F20HA (N) - (6)(8)
AK45C-048L-033F20HA (N) - (6)(8)
7
48V
3.3V
20A
86% min (88% typ)
AK45C-048L-033F20HAN-6T
OPTIONS:
"N" = designates Negative Logic Enable (default is Positive Enable with no suffix “N” required)
“-6” = designates 3.7mm pin length (default pin length is 5mm with no suffix required)
“-8” = designates 2.8mm pin length
Pin Assignments
Single Output
1. +Vin
2. No Pin
3. Enable
4. No Pin
5. - VIN
6. -Vout
7. - Sense
8. Trim
9. +Sense
10. +Vout
Notes:
1. 20 MHz bandwidth. External 10 uF tant. capacitor in
parallel with 1 uF ceramic capacitor placed across
the output and secondary return ground.
2. Efficiency measurements are typical values taken at
full load, nominal line and T = 25°C.
A
3. All specifications are typical at nominal line, full load
and T = 25°C unless otherwise noted.
A
4. All specifications subject to change without notice.
5. Mechanical drawings are for reference only.
Dimensions are in inches [millimeters]. Pin
placement tolerance ± 0.005 [0.127]. Mechanical
Tolerance ± 0.02 [0.5]. = 0.060” for Pins 6&10, the
rest are = 0.040”.
6. Technical Reference Notes should be consulted for
detailed information when available.
7. Tuned model for specific application.
8. Warranty 1yr.
Astec reserves the right to make changes to the information
contained herein without notice and assumes no liability as a
result of its use and application. (REV 02: OCTOBER 28, 2004)
www.astecpower.com
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