22 • Characteristics
NEW FOCUS, Inc.
Model 2051 Specifications
Model 2051
Wavelength Range
300–1070 nm
3-dB Bandwidth
10 MHz, 5 MHz, 150 kHz
Rise Time
80 ns
Peak Conversion Gain
9.4 x 10
6
V/W
Typical Max. Responsivity
0.5 A/W
Max. Transimpedance Gain
18.8 x 10
6
V/A
Output Impedance
16
Ω
Minimum NEP
0.68 pW/
CW Saturation Power
20 mW @ 850 nm
Max. Differential Power
20 mW @ 850 nm
Max. Power per Photodiode if
balanced (damage threshold)
20 mW @ 850 nm
Detector Material/Type
Si/PIN
Detector Active Area
1.0 mm x 0.8 mm
Optical Input
FC or Free Space
Electrical Output
SMA
Power Requirements
±15 VDC <150 mA
External Power Supply
or Two 9-V Batteries
Hz
205x 10MHz Adj Rcvr revA.fm Page 22 Monday, January 10, 2005 9:29 AM
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