Series AMSRW-78-NZ
Up to 12 Watt | DC-DC Switching Regulator
www.aimtec.com Tel: +1 514 620 2722 Toll free: + 1 888 9 AIMTEC
(924 6832)
F 051e R8.C 1 of 3 North America only
FEATURES:
3 Pin SIP Package
Operating temperature -40°C to +85°C
Pin-out compatible with LM78XX Linear Regulators
Wide input range up to 8:1
Continuous Short Circuit Protection
Very High Efficiency Up To 91%
Thermal shutdown
Low ripple and noise
Models
Single output
Model Input Voltage
(V)
Output
Voltage
(V)
Output Current
max (mA)
Efficiency
Vin Min
(%)
Efficiency
Vin Max
(%)
AMSRW-783.3-NZ 9 - 72 3.3 500 82 75
AMSRW-7805-NZ 9 - 72 5 500 87 81
AMSRW-786.5-NZ 9 - 72 6.5 500 91 84
AMSRW-7809-NZ 14 -72 9 500 92 86
AMSRW-7812-NZ 17 - 72 12 500 93 89
AMSRW-7815-NZ 20 - 72 15 500 94 90
AMSRW-7824-NZ 36 - 72 24 300 95 91
90 Degree Angle Pins Version (L)
AMSRW-783.3L-NZ 9 - 72 3.3 500 82 75
AMSRW-7805L-NZ 9 - 72 5 500 87 81
AMSRW-786.5L-NZ 9 - 72 6.5 500 91 84
AMSRW-7809L-NZ 14 -72 9 500 92 86
AMSRW-7812L-NZ 17 - 72 12 500 93 89
AMSRW-7815L-NZ 20 - 72 15 500 94 90
AMSRW-7824L-NZ 36 - 72 24 300 95 91
Input Specifications
Input Specifications Nominal Typical Maximum Units
Voltage range See the table above VDC
Quiescent Current Vin= Nom, min load 1 5 mA
Short Circuit consumption Vin = Nominal 0.72 1.2 W
Output Specifications
Output Specifications Conditions Typical Maximum Units
Voltage accurac y 100% load ±2 ±3 %
Short Circuit protection Continuous.
Short circuit restart Auto recovery
Thermal shutdown 160 oC
Output current limit 1.2 A
Dynamic load stability 10-100% load, 1 / 1.5ms ±100 mV
Line voltage regulation Vin=(LL-HL) at full load ±0.4 ±1 %
Load voltage regulation 10-100% load ±0.3 ±0.6 %
Temperature coefficient -40°C to +85°C ambient ±0.015 %/oC
Ripple & Noise 20MHz Bandwidth
(10-100% load) 60 mV p-p
Maximum Capacitive Load 100 µF
General Specifications
Input Specifications Conditions Minimum Maximum Units
Switching frequency 100% load 120 800 KHz
Operating temperature With derating above 71°C -40 to +85 oC
Storage temperature -55 to +125 oC
Max Case temperature 100 oC
Cooling Free air convection
Humidity 95 %
Click on Series name for product info on aimtec.com
Series AMSRW-78-NZ
Up to 12 Watt | DC-DC Switching Regulator
www.aimtec.com Tel: +1 514 620 2722 Toll free: + 1 888 9 AIMTEC
(924 6832)
F 051e R8.C 2 of 3 North America only
General Specifications (continued)
Input Specifications Conditions Minimum Maximum Units
Case material Non-conductive black plastic (UL94V-0 rated)
Weight 4 g
Dimensions (L x W x H) 0.45 X 0.35 X 0.69 inch 11.50 X 9.00 X 17.50 mm
MTBF > 3 500 000hrs (MIL-HDBK-217F, Ground Benign, t=+25°C)
> 1 500 000hrs (MIL-HDBK-217F, Ground Benign, t=+71°C)
Soldering Temperatur e 1.5 mm from case for 10 sec 300 oC
NOTE: All specifications in this datasheet are measured at an ambient temperature of 25°C, humidity<75%, nominal input voltage and at
rated output load unless otherwise specified.
Pin Out Specifications
Pin Single
1 +Vin
2 GND
3 +Vout
Dimensions Footprint
Dimensions are typical values: mm (inch)
General Tolerance: ± 0.25 (± 0.01)
Pin Tolerance: ± 0.1 (± 0.004)
DIV: 2.54 (0.1)
2.54
(0.10)
2.54
(0.10)
Ø 1.0 +0.15/-0
(Ø 0.04 + 0.006/-0
Series AMSRW-78-NZ
Up to 12 Watt | DC-DC Switching Regulator
www.aimtec.com Tel: +1 514 620 2722 Toll free: + 1 888 9 AIMTEC
(924 6832)
F 051e R8.C 3 of 3 North America only
Typical Application Circuit
Abrupt low to high inputs may damage the regulator. C1 capacitor is required to filter potentially damaging voltage spik es if high voltage is
applied. Typical value is (47µF / 100V). NOTE: This part is not designed for parallel operation.
Recommended Circuits for EN55022, class B compliance
Conducted and Radiated Emissions
NOTE: 1. Datasheets are updated as needed and as such, specifications are subject to change without notice. Once printed or downloaded, datasheets are no longer controlled
by Aimtec; refer to www.aimtec.com for the most current product specifications. 2. Product labels shown, including safety agency certifications on labels, may vary based on the
date manufactured. 3. Mechanical drawings and specifications are for reference only. 4. All specifications are measured at an ambient temperature of 25°C, humidity<75%,
nominal input voltage and at rated output load unless otherwise specified. 5. Aimtec may not have conducted destructive testing or chemical analysis on all internal components
and chemicals at the time of publishing this document. CAS numbers and other limited information are considered proprietary and may not be available for release. 6. This
product is not designed for use in critical life support systems, equipment used in hazardous environments, nu clear control systems or other such applications which necessitate
specific safety and regulatory standards other the ones listed in this datasheet. 7. Warranty is in accordance with Aimtec’s standard Terms of Sale available at www.aimtec.com.
Free Air Convection
-40 -20 0 20 40 60 80 100
100
80
60
40
20
0
Safe Operating Area
Output Power (%)
85
Ambient Temperature º C
71 C
º
Derating
