AA20C-048L-050S

AA20C-048L-050S Datasheet

AA20C

Part	Datasheet
AA20C-048L-050S	AA20C-048L-050S (pdf)

Related Parts	Information
AA20C-048L-033S-M1	AA20C-048L-033S-M1
AA20C-048L-120S	AA20C-048L-120S

PDF Datasheet Preview
Astec Industry Standard 20 Watts AA20C Total Power Input Voltages No. of Outputs: 20 Watts 48V Single Special Features • 20 W, Single output • 2:1 Input range • Unencapsulated package • x case • Replaces AA20B series • Industry standard package Environmental Operating base temperature range -40°C to +105°C full load, no derating Storage temperature -55°C to +125°C Humidity 5% to 95% non-condensing EMI RFI Shielding Six sided except 033-M1 MTBF 361,000 hours MIL HDBK-217 Electrical Specs Input Input range Input capacitance No load input power Efficiency 36 to 75 VDC 1.6µF typ 48 models 150mW max 84% typical 5V Output Voltage tolerance Overall regulation Noise/ripple Short circuit protection Overvoltage protection Transient response ±2% max 1% mV P-P Continuous Power Cycle Zener Clamp 125% of nom 1 msec typical 50% step load change to within 1%Vo Temperature Coefficient °C Switching frequency 400kHz Isolation I/O isolation resistance Isolation capacitance 1500 VDC 1 x 109 Ohms 220pF Safety UL1950 Recognition CSA CSA22.2-950 Recognition TUV EN60950 Recognition America’s USA 1-888-41-ASTEC Europe UK 44 1384 842-211 Asia HK 852-2437-9662 AA20C 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 Output Voltage 36-75 V 36-75 V 36-75 V 3.3V A 5.0V A 12V A NOTES Enable Function "1" = negative logic enable std, without "1 or 4" = no enable "4" = positive logic enable std, without "1 or 4" = no enable Trim Feature "9" = Trim feature std, without "9" no Trim Efficiency 79% 84% 87% Model Number AA20C-048L-0335-M1 AA20C-048L-050S AA20C-048L-120S Pin Assignments Single Output +Vin -Vin No pin Enable No pin Output 1 COM Trim Note Pins in Dia x in min Warranty 1 yr SINGLE OUTPUT 6 TRIM DOWN 8 7 TRIM UP 8 ADJ. TRIM DIA TYP BOTTOM VIEW ALL DIMENSIONS ARE IN INCHES mm Case Material Metal base/cover Weight oz./56 grams. Astec Industry Standard

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Astec Industry Standard
20 Watts

AA20C

Total Power Input Voltages No. of Outputs:
20 Watts 48V Single

Special Features
• 20 W, Single output
• 2:1 Input range
• Unencapsulated package
• x case
• Replaces AA20B series
• Industry standard package

Environmental

Operating base temperature range -40°C to +105°C full load, no derating Storage temperature -55°C to +125°C Humidity 5% to 95% non-condensing EMI RFI Shielding Six sided except 033-M1 MTBF 361,000 hours MIL HDBK-217

Electrical Specs

Input

Input range Input capacitance No load input power Efficiency
36 to 75 VDC 1.6µF typ 48 models 150mW max 84% typical 5V

Output

Voltage tolerance Overall regulation Noise/ripple Short circuit protection Overvoltage protection Transient response
±2% max 1% mV P-P Continuous Power Cycle Zener Clamp 125% of nom 1 msec typical 50% step load change to within 1%Vo

Temperature Coefficient °C

Switching frequency
400kHz

Isolation

I/O isolation resistance Isolation capacitance
1500 VDC 1 x 109 Ohms 220pF

Safety

UL1950 Recognition

CSA CSA22.2-950 Recognition

TUV EN60950 Recognition

America’s USA 1-888-41-ASTEC

Europe UK 44 1384 842-211 Asia HK 852-2437-9662

AA20C

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

Output Voltage
36-75 V 36-75 V 36-75 V
3.3V A 5.0V A 12V A

NOTES Enable Function "1" = negative logic enable std, without "1 or 4" = no enable "4" = positive logic enable std, without "1 or 4" = no enable Trim Feature "9" = Trim feature std, without "9" no Trim

Efficiency
79% 84% 87%

Model Number

AA20C-048L-0335-M1 AA20C-048L-050S AA20C-048L-120S

Pin Assignments

Single Output
+Vin -Vin No pin Enable No pin Output 1 COM Trim

Note Pins in Dia x in min Warranty 1 yr

SINGLE OUTPUT
6 TRIM DOWN
8 7 TRIM UP 8

ADJ.

TRIM

DIA TYP

BOTTOM VIEW

ALL DIMENSIONS ARE IN INCHES mm

Case Material Metal base/cover Weight oz./56 grams.

Astec Industry Standard

Notice: we do not provide any warranties that information, datasheets, application notes, circuit diagrams, or software stored on this website are up-to-date or error free. The archived AA20C-048L-050S Datasheet file may be downloaded here without warranties.

Datasheet ID: AA20C-048L-050S 518796