ada-4789 Avago Technologies, ada-4789 Datasheet - Page 3

• Manufacturer Part Number: ada-4789
• Description: Silicon Bipolar Darlington Amplifier
• Manufacturer: Avago Technologies

Table 3. Typical Electrical performance at Tc = +25°C, Id=80mA, Zo= 50 Ω Ω Ω Ω Ω
Notes:
1. Typical value determined from a sample size of 200 parts from 2 wafers.
2. Measurement obtained using production test board described in the block diagram below.
3 i) 100 MHz OIP3 Test Condition: F1 = 100 MHz, F2 = 105 MHz, Pin = -20 dBm per tone.
Block Diagram
Block diagram of 900 MHz production test board used for Vd, Gain, P1dB, OIP3, and NF measurements show in
table 2 & 3. Circuit losses have been de-embedded from actual measurement.
Input
3
NF
P1dB
Symbol
Vd
Gp
OIP3
ii) 900 MHz OIP3 Test Condition: F1 = 900 MHz, F2 = 905 MHz, Pin = -20 dBm per tone.
iii) 2000 MHz OIP3 Test Condition: F1 = 2000 MHz, F2 = 2005 MHz, Pin = -20 dBm per tone.
Transmission
(0.5 dB loss)
50 Ohm
Parameter and Test Condition:
Device Voltage
Power Gain
50
Output Power at 1dB Gain Compression
Output Third Order Intercept Point
Noise Figure
DUT
Frequency
100 MHz
900 MHz
2.0 GHz
100 MHz
900 MHz
2.0 GHz
100 MHz
900 MHz
2.0 GHz
100 MHz
900 MHz
2.0 GHz
including Bias
Transmission
(0.5 dB loss)
50 Ohm
[3]
[3]
[1,2]
[1,2]
[1,2]
[1,2,3]
Units
dB
dB
dBm
dBm
V
Output
Min.
17.1
16.9
16.3
19.3
18.8
16.9
35.4
33.2
29
Typ.
4.1
4.1
4.3
4.5
Max.