ECRI Microelectronics

Custom Design Circuit Modules

Custom Design Circuit Modules ECRIM has many years experience in developing and manufacturing all kinds of DC/DC converters,SDC/RDC and DSC/DRC

converters,modular power supplies etc. All the products such as the avionics&military DC/DC Converters, space DC/DC  converters,

mil-cots DC/DC converters, hi-rel vol DC/DC converters, Low-vol DC/DC converters, synchro/resolver to digital converters,

pulse width modulation amplifiers、 can be developed per customers'requirement.

The signal circuit modules of ECRIM include:

1. Sensor servo modules: the signal processing preamplifiers connecting with sensors include preamplifiers,
temperature transmitter, accelarometers, MEMS accelerometors.
2. Isolation amplifiers wich provide the isolation for signal or power supply.
3. Precision bench source which provide integrated small voltage and current source.
4. Microwave circuits include P,L,S,C,X band pulse or continous med microwave amplifiers.
5. ECRIM can develope custom products just per your requirements.
Custom Design Band-pass Filter High-Precision Charge Amplifier High-Precision Constant Current Source
Model Series Max. Output Power (W) Input DC Voltage (V) Output Voltage (V)
HIF 10 ±12~±18V 6V 18V
HAS309 LOW NOISE 9V ±20V
MPA1229 Low noise factor: ≤0.19 (pA•Hz-½) Operating temperature: -55~85℃ ±18V
MPX27M15 198W 23V~31V 27V
Model Series Max. Output Power (W) Input DC Voltage (V) Output Voltage (V)
HBP38K/20 Band-Pass Filter In-band flatness: ≤1dB Central frequency: 38kHz Gain: 20dB
HBP50/20 Band-Pass Filter In-band flatness: ≤1dB Central frequency: 50Hz Gain: 20dB
HBP60/20 Band-Pass Filter In-band flatness: ≤1dB Central frequency: 60Hz Gain: 20dB
HBP400/20 Band-Pass Filter In-band flatness: ≤0.5dB Central frequency: 400Hz Gain: 20dB
HBP1250/20 Band-Pass Filter In-band flatness: ≤0.5dB Central frequency: 1,250Hz Gain: 20dB
HBP Band-Pass Filter Series In-band flatness: ≤0.5dB, ≤1dB (38kHz) Optional central frequency: 50Hz, 60Hz, 400Hz, 1250Hz, 38kHz Gain: 20dB
HBS50 Band-Stop Filter Stop band attenuation: ≥40dB Central frequency: 50Hz Gain: 20dB
HLP1000 Low-Pass Filter Out-band attenuation: ≥30dB Passband frequency: 1000Hz Gain: 20dB
HHP2000 High-Pass Filter Stop band attenuation: ≥30dB Passband frequency: 2,000Hz Gain: 20dB
Model Series Max. Output Power (W) Input DC Voltage (V) Output Voltage (V)
HCA1-100 High-Precision Charge Amplifier -3dB bandwidth: 0.3Hz~300kHz Gain: 1~100mV/pC adjustable High charge/voltage accuracy: ≤0.5%
HCA2 High-Precision Charge Amplifier -3dB bandwidth: 3.6Hz~300kHz (typical value) Gain: 2mV/pC adjustable High charge/voltage accuracy: ≤0.5%
HDCA500 High-Precision Digitally Controlled Gain Amplifier -3dB bandwidth: 32Hz~4.5kHz Gain accuracy: 0.8% Controllable gain range: 104dB
Model Series Max. Output Power (W) Input DC Voltage (V) Output Voltage (V)
HAD2700-X Series High-precision Voltage Reference Source
HHLY-X Series High-Precision Constant Current Source