ALD20G48N-SL.pdf 데이터시트 (총 2 페이지) - 파일 다운로드 ALD20G48N-SL 데이타시트 다운로드

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25 Amps
ALD25
Total Power:
Input Voltages:
No. of Outputs:
60W
48
Single
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
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
Electrical Specs
Input
Input Range
Input Surge
Efficiency
36 to 75 VDC
100V /100ms
88%@1.8V (Typical)
Output
Line Regulation
Load Regulation
Noise/Ripple1
Remote sense
Transient Response
Overvoltage Protection
Over Current protection
Over Temperature
Protection
Switching Frequency
Isolation Voltage
±0.1%VO
±0.1%VO
35mV Typ
Up to 10% of Vo
3%Vo (typ) deviation
50% to 75% Load change
80µs settling time (typ)
125% VO typ (autorecovery)
115% IO typ (autorecovery)
115ºC average PCB temperature
(autorecovery)
Fixed Frequency
1500 Vdc
Control
Voltage Adjust
Enable
90 to 110% Vo
TTL compatible
(Positive or Negative enable options)
1 North America (USA): 1-888-41-ASTEC Europe (UK): 44 (1384) 842-211Asia (HK): 852-2437-9662

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AMERICAS
5810 Van Allen Way
Carlsbad, CA 92008
Telephone: 760-930-4600
Facsimile: 760-930-0698
EUROPE
Astec House, Waterfront Business Park
Merry Hill, Dudley
West Midlands, DY5 1LX, UK
Telephone: 44 (1384) 842-211
Facsimile: 44 (1384) 843-355
ASIA
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
Ordering Information
Input
Voltage
36V to 75V
36V to 75V
36V to 75V
36V to 75V
36V to 75V
36V to 75V
Output
Voltage
5.0V
3.3V
2.5V
1.8V
1.5V
1.2V
Output
Current
12A
18A
20A
25A
25A
25A
Efficiency2
91% Typ
90% Typ
89% Typ
88% Typ
85% Typ
83% Typ
Model Number
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)
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)
Pin Assignments
Single Output
1. + Vin
2. Enable
3. - Vin
4. - Vout
5. - Sense
6. Trim
7. + Sense
8. +Vout
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.
2. Efficiency measurements taken at full load, nominal
line and TA = 25 °C.
3. All specifications are typical at nominal line, full load
and TA = 25 °C unless otherwise noted.
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).
5. Technical reference Notes should be consulted for
detailed information when available.
6. All specifications subject to change without notice.
7. Warranty 1 yr.
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)
www.astecpower.com
TH Termination
1.30
[33.0]
Pin 1
Pin 8
0.35
[8.8] PIN SIDE DOW N
Se0.e22A
[5.5]
0.90
[22.9]
0.19
[4.8]
PIN LENGTH
A
Std Pin Length: 0.189 [4.8] MIN
0.205 [5.2] MAX
“-6” Option:
0.137 [3.5] MIN
0.152 [3.9] MAX
0.04Ø [1.0Ø](6X)
0.10
[2.5]
0.15
[3.8]
0.30
[7.6]
0.60
[15.2]
0.03
[0.8]
1.10
[27.9]
0.10
[2.5]
PIN SIDE UP
PIN SIDE UP
SMT Termination
0.15 SIDE V0I.E06W2 Ø[1.57Ø](2
[3.8] 0.15
[3.8]
0.30
[7.6] 0.45 0.60
[11.4]
[15.2]
1.30 [33.0]
0.90 [22.9]
0.06 [1.4]
PIN SIDE DOW N
0.15 [3.8]
1.10 [27.9]
0.10 [2.5]
0.30 [7.6]
0.30 [7.6]
PIN SIDE UP
0.15 [3.8]
0.15 [3.8]
0.30 [7.6]
0.45 [11.4]
0.60 [15.2]
2