參數(shù)資料
型號(hào): TGA4823-SM
廠商: TRIQUINT SEMICONDUCTOR INC
元件分類: 光調(diào)制
英文描述: 9.9 - 12.5 Gb/s Linear/Limiting Optical Modulator Driver
中文描述: FIBER OPTIC MODULATOR-MACH ZEHNDER, 12500Mbps, SURFACE MOUNT
封裝: 8 X 8 MM, 2.10 MM HEIGHT, ROHS COMPLIANT, SMD-28
文件頁(yè)數(shù): 11/16頁(yè)
文件大?。?/td> 984K
代理商: TGA4823-SM
TriQuint Semiconductor: www. triquint.com (972)994-8465 Fax (972)994-8504 Info-mmw@tqs.com
11
TGA4823-SM
Aug 2007 Rev -
Electrical Schematic
Bias Procedures
Vd=8V, CPC=50%
Bias ON
1. Disable the output of the PPG
2. Set V
D
= 0V, V
CTRL
= 0V & V
G
= 0V
3. Set V
G
= -1.5V
4. Increase V
D
to 8V observing Id
- Assure I
D
= 0mA
5. Set V
CTRL
= +1V
- I
D
should still be 0mA
6. Make V
G
more positive until I
D
= 310mA.
V
G
will be approximately -0.3V.
7. Enable the output of the PPG.
8. Output Swing Adjust: Adjust V
CTRL
slightly positive to increase output swing or
adjust V
CTRL
slightly negative to decrease the output swing.
9. Crossover Adjust: Adjust V
G
slightly positive to push the crossover down or
adjust V
G
slightly negative to push the crossover up.
Bias OFF
1. Disable the output of the PPG
2. Set V
CTRL
= 0V
3. Set V
D
= 0V
4. Set V
G
= 0V
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