Model: DTA-26R5G40G-30-CD-1

 

PMI Model DTA-26R5G40G-30-CD-1 is a 10-Bit programmable 30 dB PIN diode attenuator with a step resolution of 0.03 dB over the frequency range of 26.5 to 40 GHz. This model operates on a single +15 VDC supply and draws only 50 mA of current.  Very high levels of attenuation accuracy of 0.03 dB is achieved.  This attenuator provides ultra-fast switching speeds of 300 ns and has an operating input power rating of +10 dBm.  This model is supplied in a small, light-weight housing measuring 2.0 x 1.8 x 0.5 inches.


Quick Links: (click the links below for additional information)

Product Feature

Test Report

 

Specifications:

Frequency Range 26.5 to 40 GHz
Mean Attenuation Range 30 dB
LSB 0.03 dB
Insertion Loss 6.0 dB Typ. - Measured 5.93 dB
VSWR 2.5:1 Max. - Measured 2.25:1
Power Rating +24 dBm CW Max.
Input 1dB Compression: +10 dBm Typ.
Attenuation Accuracy

±2.0 dB Typ. -  Measured:

0 to 10 dB:  ±0.35 dB

10 to 20 dB: ±0.31 dB

20 to 30 dB: ±0.33 dB

Flatness

Measured:

@ 10 dB: ±0.98 dB

@ 20 dB: ±1.45 dB

@ 30 dB: ±1.92 dB

Switching Speed 300 ns Typical, 1.0 µs Max. - Measured 0.30 µs
Digital Control 10-BIT Binary TTL
Input Tracking Monotonic
DC Voltage +15 V @ 50 mA Typ. - Measured 38 mA
DC Connector 15 Pin D-Sub Female (mating Connector Supplied)
RF Connectors 2.92mm Female
Size 2.0 x 1.8 x 0.5

Environmental Ratings:

Temperature:  -50 ºC to +100 ºC Operating
 -65 ºC to +125 ºC Non-Operating
 Humidity:  MIL-STD-202F, Method 103B Cond. B
 Shock:  MIL-STD-202F, Method 213B Cond. B
 Vibration:  MIL-STD-202F, Method 204D Cond. B
 Altitude:  MIL-STD-202F, Method 105C Cond. B
 Temperature Cycle:  MIL-STD-202F, Method 107D Cond. A