ALQ50 Datasheet, PDF (2/2 Pages) Astec America, Inc – High Efficiency Quarter Brick, 50 Amps

AMERICAS
5810 Van Allen Way
Carlsbad, CA 92008
Telephone: [phone]
Facsimile: 760-930-0698
EUROPE
Astec House, Waterfront Business Park
Merry Hill, Dudley
West Midlands, DY5 1LX, UK
Telephone: [phone]
Facsimile: 44 (1384) 843-355
ASIA
Units 2111-2116, Level 21
Tower1, Metroplaza
223, Hing Fong Road
Fwai Fong, New Territories
Hong Kong
Telephone: [phone]
Facsimile: 852-2402-4426
Ordering Information
Input
Voltage
Output
Voltage
Output
Current
Efficiency²
Model Number
36V to 75V
3.3V
40A
36V to 75V
2.5V
50A
36V to 75V
1.8V
50A
36V to 75V
1.2V
50A
91% Typ
90% Typ
89% Typ
86% Typ
ALQ40F48 (N)
ALQ50G48(N)
ALQ50Y48 (N)
ALQ50K48 (N)
OPTIONS:
(N) : "N" = designates Negative Logic Enable (default is Positive Enable with no suffix “N” required)
Pin Assignments
Single Output
1. +Vin
2. Enable (On/Off)
3. -Vin
4. -Vout
5. -Sense
6. Trim
7. +Sense
8. +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_A = 25°C.
3. All specifications are typical at nominal line, full load
and T_A = 25°C unless otherwise noted.
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 4&8, the
rest are ∅ = 0.40”.
6. Technical Reference Notes should be consulted for
detailed information when available.
7. Warranty 1yr.
1
1.48
[37.6] 2
3
2.30
[58.4]
0.36
[9.1]
8
7
6
5
4
0.20[5.0] MIN
0.24[6.0] MAX
0.06Ø[1.5Ø] 2 PLACES
0.04Ø [1.0Ø] 6 PLACES
PIN SIDE DOWN
SIDE VIEW
0.15
[3.8]
0.44
1.04 ^{0.74 [11.2]}
[26.4] ^[18.8]
CL
PIN SIDE DOWN
2.00
[50.8]
0.44
[11.2]
0.59
[15.0]
0.74 _0.89
[18.9] _[22.7] 1.04
[26.5]
PIN SIDE UP
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 07: OCTOBER 19, 2004)
www.astecpower.com
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