for
Analog Engineering, Circuit Simulation and DC-DC Converters
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Analytical Engineering Inc.

T he most trusted companies in the world rely on AEi to support their most critical requirements.
Worst Case Analysis
Circuit Tolerance • Component Stress / Derating
Failure Modes and Effects • Reliability
SPICE Computer Modeling and Simulation
Component• Circuit • System Level
Programs Include:
Space Station Milstar Tempo SMU HS-702
Omegasat XPC Intellsat Globalstar and many others
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Analytical Engineering Inc.

AEi models provide exceptional results – our correlations prove it!
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Analytical Engineering Inc.

AEi has developed hundreds of SPICE Models for dozens of different types of discrete components.
PWM Models
UC1823
UC1825
UC1842,3,4,5
UC1846
SG1525
SG1527
SG1637
SG1854
CS332/324
SI9145
Magnetic Cores
Kool Mu
MPP Standard
MPP High Flux
Linear Regulators
TL431
LM136
State Space
Forward
Flyback
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Analytical Engineering Inc.

This example is of a zener diode
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Analytical Engineering Inc.

AEi also offers services for design of
Analog/Digital Circuits to Specification
Complete Power Systems
Inrush Limiters
EMI Filters
Precision AC Power Sources
And also
Breadboard Fabrication and Evaluation
Specification Drawing Fabrication
Source Control Drawing Generation
Preparation of Design Review Packages
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Low Cost with High Reliability
1W to 1.5kW
Single and Multiple Output
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Analytical Engineering Inc.

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Low Cost Dual Output 25 Watt Converter
Design Features
Voltage Controlled Soft Start
Redundant Voltage Feedback
Rad Hard
Mil-Std 461
Complete Analysis Package
Mil-Std 1547
High Efficiency
Low Noise
Specifications
Input Voltage 22-36 Volts Standard
Switching Frequency 250 kHz
Efficiency >80% with 15 Volt Outputs
On-off Command Ground for Shutdown
Overvoltage
Other Protection
Temperature
Isolation
Passive Plus Redundant Feedback
Short Circuit Protected
-40ºC to +90ºC Baseplate
50 Volts Standard
Physical Dimensions 2.5in x 2in x .6in
Analytical Engineering Inc.

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Low Cost Multiple Output Converter
Design Features
Voltage Controlled Soft Start
Redundant Voltage Feedback
Up to 50 Watts
Rad Hard
Mil-Std 461
Complete Analysis Package
Mil-Std 1547
High Efficiency
Low Noise
Specifications
Input Voltage 44-72 Volts Standard
Switching Frequency 250 kHz
Efficiency
On-off Command
Other Protection
>75%
Ground for Shutdown
Short Circuit Protected
Temperature
Isolation
-40ºC to +85ºC Baseplate
200 Volts
Physical Dimensions 3.5in x 5 in x 0.6in
Sequencing
Analytical Engineering Inc.