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olisnr committed Dec 16, 2024
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Binary file added RF_amplifiers/doc/source/_static/OTA33_BiAS.pdf
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6 changes: 3 additions & 3 deletions RF_amplifiers/doc/source/amplifiers.rst
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Expand Up @@ -5,7 +5,7 @@ amplifier
schematic
#########

.. image:: _static/single.svg
.. image:: _static/single.pdf
:align: center


Expand All @@ -32,7 +32,7 @@ differential amplifier
schematic
#########

.. image:: _static/d0.svg
.. image:: _static/d0.pdf
:align: center


Expand All @@ -55,7 +55,7 @@ dual input differential amplifier
schematic
#########

.. image:: _static/d15.svg
.. image:: _static/d15.pdf
:align: center


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6 changes: 3 additions & 3 deletions RF_amplifiers/doc/source/experiments.rst
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Expand Up @@ -8,18 +8,18 @@ RPPD
.. image:: _static/exp_layout.png
:align: center

there are 6 resistors aviable to measure:
there are 6 resistors available to measure:
3 in X and Y orientations
and both versions as dummy and normal resistors


sg13g2
#######

there is a fast BjT for measurments.
there is a fast BjT for measurements.


calibration kit
###############

to measure the amplifier impedances and to see the effect of pads and wirebonding, there are an open, short and load calkit.
to measure the amplifier impedances and to see the effect of pads and wire-bonding, there are an open, short and load calkit.
4 changes: 2 additions & 2 deletions RF_amplifiers/doc/source/ota.rst
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Expand Up @@ -14,13 +14,13 @@ in the space the circuit uses are 3 MiM-capacitors placed. they are intended to
OTA
###

.. image:: _static/OTA3C.svg
.. image:: _static/OTA3C.pdf
:align: center

bias generator
############

.. image:: _static/OTA33_BiAS.svg
.. image:: _static/OTA33_BiAS.pdf
:align: center

layout
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8 changes: 4 additions & 4 deletions RF_amplifiers/doc/source/regulator.rst
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Expand Up @@ -5,10 +5,10 @@ shunt regulator 3.3V
schematic
#########

.. image:: _static/shunt.svg
.. image:: _static/shunt.pdf
:align: center

this is a shunt-regulator for 3.3V and max. 50mA using a simple bandgap-reference. the reference uses MOSFET and BjT temperature coefficients, and needs only one BjT.
this is a shunt-regulator for 3.3V and max. 50mA using a simple band-gap-reference. the reference uses MOSFET and BjT temperature coefficients, and needs only one BjT.


layout
Expand All @@ -20,9 +20,9 @@ layout
options
#######

there is the option to filter the refernce output via a capacitor from the ref-pad to GND.
there is the option to filter the reference output via a capacitor from the ref-pad to GND.

its also possibel to adjust the temperature-turning-point via the adj-pad and the voltage via the ref pad.
its also possible to adjust the temperature-turning-point via the adj-pad and the voltage via the ref pad.


simulation
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40 changes: 20 additions & 20 deletions RF_amplifiers/doc/source/specification.rst
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Expand Up @@ -4,20 +4,20 @@ specifications

there are 3 different amplifers, a voltage-regulator and some experiments

1. single ended lowpower amplifer
1. single ended low-power-amplifier
- 3.3V power supply
- < 3.5mA current including powering of a laser-diode
- > 30dB gain at 1GHz
- 0..60°C
- low-pass corner programable via capacitor
- low-pass corner programmable via capacitor

2. dual input differential lowpower amplifer
2. dual input differential low-power-amplifier
- 3.3V power supply
- < 3.5mA current including powering of a laser-diode
- > 10dB gain at 1GHz
- 0..60°C

3. differential lowpower amplifer
3. differential low-power-amplifier
- 3.3V power supply
- < 3.5mA current including powering of a laser-diode
- 0dB gain at 1GHz
Expand All @@ -26,14 +26,14 @@ there are 3 different amplifers, a voltage-regulator and some experiments
4. shunt-regulator 3.3V
- max. 50mA
- delta tc = 0 @ 10..30°C
- trimable
- possiblity for low pass filter
- trimmable
- possibility for low pass filter

5. teststructure for RPPD matching
5. test-structures for RPPD matching
- see differences in x and y build resistors, does it really matter?
- see differences in middle and edge restisors, do we need dummy resistors?
- see differences in middle and edge resistors, do we need dummy resistors?

6. a sg13g2 transisor
6. a sg13g2 transistor
- if nothing else is working, we get at least a transistor :)

7. open, short & load
Expand All @@ -42,7 +42,7 @@ there are 3 different amplifers, a voltage-regulator and some experiments
pinout
######

.. image:: _static/pinout.svg
.. image:: _static/pinout.pdf
:align: center

signals
Expand All @@ -60,30 +60,30 @@ signals
* - SH_GND
- shunt-anode, connect to GND, optional current measurement
* - 3.3V
- positiv supply & shunt regulator cathode
- positive supply & shunt regulator cathode

* - ref
- reference output & input. optional low-pass capacitor to GND
* - adj
- adjust the bandgab-reference via resitor to 3.3V or GND
- adjust the band-gab-reference via resistor to 3.3V or GND


* - in
- ampifier input
- amplifier input
* - out
- ampifier out
- amplifier out
* - d-
- differnetial amplifier inverting input
- differential amplifier inverting input
* - d+
- differnetial amplifier noninverting input
- differential amplifier non-inverting input
* - dout
- differnetial amplifier laser diode output
- differential amplifier laser diode output
* - dd-
- double differnetial amplifier inverting input. conncted together over two 50Ω
- double differential amplifier inverting input. connected together over two 50Ω
* - dd+
- double differnetial amplifier noninverting input. conncted together over two 50Ω
- double differential amplifier non-inverting input. connected together over two 50Ω
* - ddout
- double differnetial amplifier laser diode output
- double differential amplifier laser diode output



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