Astec ALD25K48N-6S 25 amp Datasheet

Astec Industry Standard
25 Amps
Total Power:
Input Voltages:
No. of Outputs:
60W
48
Single
ALD25
Electrical Specs
Input
Input Range
36 to 75 VDC
Input Surge
100V /100ms
Efficiency
88%@1.8V (Typical)
Output
Line Regulation
±0.1%VO
Load Regulation
±0.1%VO
Noise/Ripple1
35mV Typ
Remote sense
Up to 10% of Vo
Transient Response
3%Vo (typ) deviation
50% to 75% Load change
80µs settling time (typ)
Overvoltage Protection
125% VO typ (autorecovery)
Over Current protection
115% IO typ (autorecovery)
Over Temperature
Protection
115ºC average PCB temperature
(autorecovery)
Switching Frequency
Fixed Frequency
Isolation Voltage
1500 Vdc
Special Features
•
•
•
•
•
•
•
•
•
High Efficiency
-40°C to +85°C Ambient Air Operation
1.30” x 0.9" x 0.35" TH or SMT package
High capacitive load limit on start-up
Industry standard feature sets: UVLO, OVP,
OCP, OTP, On/Off Enable, Remote Sense,
Output Trim
Basic Insulation
Regulation to zero load
Fixed frequency switching
EU Directive 2002/95/EC compliant for RoHS
Control
Voltage Adjust
Enable
90 to 110% Vo
TTL compatible
(Positive or Negative enable options)
Environmental
Ambient air operating temperature range:
-40°C to +85°C
Storage temperature: -40°C to +125°C
Overtemperature protection: 115°C PCB
temperature (Typical)
MTBF: > 1 million hours
Safety
UL,cUL 60950-1
TUV EN60950-1
1
North America (USA): 1-888-41-ASTEC
Europe (UK): 44 (1384) 842-211Asia (HK): 852-2437-9662
AMERICAS
EUROPE
ASIA
5810 Van Allen Way
Carlsbad, CA 92008
Telephone: 760-930-4600
Facsimile: 760-930-0698
Astec House, Waterfront Business Park
Merry Hill, Dudley
West Midlands, DY5 1LX, UK
Telephone: 44 (1384) 842-211
Facsimile: 44 (1384) 843-355
Units 2111-2116, Level 21
Tower1, Metroplaza
223, Hing Fong Road
Fwai Fong, New Territories
Hong Kong
Telephone: 852-2437-9662
Facsimile: 852-2402-4426
ALD25
Ordering Information
Input
Voltage
Output
Voltage
Output
Current
Efficiency2
Model Number
36V
36V
36V
36V
36V
36V
5.0V
3.3V
2.5V
1.8V
1.5V
1.2V
12A
18A
20A
25A
25A
25A
91% Typ
90% Typ
89% Typ
88% Typ
85% Typ
83% Typ
ALD12A48(N) - (6)(S)(L)
ALD18F48(N) - (6)(S)(L)
ALD20G48(N)- (6)(S)(L)
ALD25Y48(N) - (6)(S)(L)
ALD25M48(N)- (6)(S)(L)
ALD25K48(N) - (6)(S)(L)
to
to
to
to
to
to
75V
75V
75V
75V
75V
75V
NOTES:
Efficiency values taken at nominal input full load condition, 25oC ambient temperature.
OPTIONS
(N) : "N"
(6) : “-6”
(S) : “-S”
(L) : “L”
= designates Negatve Logic Enable (default is Positive Enable with no suffix “N” required)
= 3.7mm nominal pin length (default is 5mm nominal pin length with no suffix “-6” required)
= Surface Mount Termination (default is thru hole termination with no sufix “-S required)
= RoHS compliant (RoHS 6) / “Blank” - RoHS compliant with Lead (PB) in solder exemption (RoHS 5)
TH Termination
Pin Assignments
1.30
[33.0]
Pin 1
Pin 8
Single Output
1.
2.
3.
4.
5.
6.
7.
8.
0.90
[22.9]
+ Vin
Enable
- Vin
- Vout
- Sense
Trim
+ Sense
+Vout
PIN LENGTH
0.35
[8.8]
“-6” Option:
[5.5]
0.10
[2.5]
1.10
[27.9]
0.30
[7.6]
0.60
[15.2]
0.EW
062 Ø[1.57Ø](2
SIDE VI
0.15
[3.8]
PIN SIDE UP
PIN SIDE UP
SMT Termination
1.30 [33.0]
PIN SIDE DOW N
0.06 [1.4]
0.15 [3.8]
0.10 [2.5]
7. Warranty 1 yr.
0.15 [3.8]
0.15 [3.8]
0.30 [7.6]
0.45 [11.4]
0.60 [15.2]
Astec Industry Standard
0.90 [22.9]
1.10 [27.9]
0.30 [7.6]
0.30 [7.6]
www.astecpower.com
0.15
[3.8]
0.30
[7.6] 0.45 0.60
[11.4]
[15.2]
5. Technical reference Notes should be consulted for
detailed information when available.
Astec reserves the right to make changes to the information
contained herein without notice and assumes no liability as a
result of its use or application. (REV08: MARCH 05, 2006)
0.10
[2.5]
0.15
[3.8]
3. All specifications are typical at nominal line, full load
and TA = 25 °C unless otherwise noted.
6. All specifications subject to change without notice.
0.137 [3.5] MIN
0.152 [3.9] MAX
0.03
[0.8]
2. Efficiency measurements taken at full load, nominal
line and TA = 25 °C.
4. Mechanical drawings are for reference only.
Dimensions are in inches [millimeters]. Mechanical
tolerance: ± 0.002[0.5], recommended surface mount
pads: ∅ = 0.11[2.79] ± 0.005 [0.13]; through hole pin
diameter (Pins 4 & 8) ∅ = 0.062 [1.57], others ∅ =
0.04 [1.0] (6X).
A
Std Pin Length: 0.189 [4.8] MIN
0.205 [5.2] MAX
0.19
[4.8]
0.22A
See
0.04Ø [1.0Ø](6X)
Notes:
1. Measured at 20MHz bandwidth with external 10 µF
tant. capacitor in parallel with 0.1 µF ceramic
capacitor placed across +Vout and -Vout; 33µF e-cap
or equivalent placed across +Vin and -Vin.
PIN SIDE DOW N
PIN SIDE UP
2
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