North America (USA): 1-888-41-ASTEC Europe (UK): 44 (1384) 842-211 Asia (HK): 852-2437-9662
2
Special Features
Electrical Specs
2
Special Features
Electrical Specs
60 Watts
APC18 (18 Amps)
•Point of load (POL) applications
•High Current slew rate at 2.5A/us1
•Open frame SMT
•High efficiency, 3.3V @ 95% (Typ)
•Adjustable Output through external resistor
programming
•-40°C to +85°C Ambient operating temperature
•UVLO protection
•Positive Enable function
•Low output ripple and noise
•Regulation to zero load
Environmental
Operating temperature
-40°C to +85°C
Storage temperature: -40°C to +125°C
MTBF: >1 million hours
Input
Input range 3.0V to 5.5V
Efficiency 3.3V @ 95% (Typ)
Control
Enable TTL compatible
(positive enable)
Output
Regulation
(Line, Load, Temp) <3%
Load Current 18A max
Ripple and noise150mV
Output Adjust Range 0.75V - 3.6V
Current Slew Rate up to 2.5A/µS
Transient Response1150mV typical deviation (3.3Vo)
for 50% to 100% step load
200 µS recovery
Remote Sense 10% of Vo
Turn On Input Voltage 3.0V (Typical)
UVLO Hysterisis 300mV (Typical)
OCP/OTP Hiccup - auto recovery
Isolation Non-Isolated module
Specifications subject to change without notice.
Safety
UL, cUL 609500 Recognized (Pending)
TUV EN60950 Licensed (Pending)
Total Power: 60 Watts
Input Voltages: 3.0V to 5.5V
No. of Outputs: Single
EUROPE
Astec House, Waterfront Business Park
Merry Hill, Dudley
West Midlands, DY5 1LX, UK
Telephone: 44 (1384) 842-211
Facsimile: 44 (1384) 843-355
AMERICAS
5810 Van Allen Way
Carlsbad, CA 92008
Telephone: 760-930-4600
Facsimile: 760-930-0698
3
Ordering Information
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
3
Ordering Information
www.astecpower.com
Notes:
1. 200uF and 2x 150uF input and output capacitance
required.
2. All specifications are typical at nominal line, full load
and 25°C ambient temperature unless otherwise
noted.
3. All specifications subject to change without notice.
Mechanical drawings are for reference only
4. Technical Reference Notes should be consulted for
detailed information
5. Warranty: 1yr
Input Output Output Current Efficiency Model
Voltage Voltage Full Load (Typ) Number
3.0V - 5.5V 0.75 to 3.6V 18A 95% APC18T04-9(J)
Note:
- 18A max output current with total output power limited to 60W - minimal output derating required
- Typical Efficiency for 3.3V output; full load; nominal input voltage; 200LFM at TA=25 ºC
- Suffix “J” designates tray packaging, non “J” is T&R
Mechanical Dimensions
*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. (REV A: SEPTEMBER 1, 2004)
Pin Assignment
PIN SIDE DOWN VIEW
Recommended PAD Layout PAD Size
MIN: 1.6 x 2.8 mm [0.065 x 0.110 inches]
REC: 1.8 x 2.8 mm [0.070 x 0.110 inches]
MAX: 2.0 x 3.0 mm [0.080 x 0.130 inches]
GND VO TRIM SENSE
PIN SIDE UP VIEW
VIN ENABLE
