znbg3110 Zetex Semiconductors plc., znbg3110 Datasheet - Page 7

• Manufacturer Part Number: znbg3110
• Description: Fet Bias Controller With Polarisation Switch And Tone Detection
• Manufacturer: Zetex Semiconductors plc.

180
150
120
90
60
30
0
70
60
50
40
30
20
10
0
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
100
100
100
Open Loop Phase v Frequency
Open Loop Gain v Frequency
1k
1k
1k
Filter Response
Frequency (Hz)
Frequency (Hz)
Frequency (Hz)
10k
10k
10k
100k
100k
TYPICAL CHARACTERISTICS
100k
V
V
Test Circuit 1
1M
1M
CC
IN
=0.1Vpkpk
Vcc = 5V
V
= 5V
CC
= 5V
10M
10M
1M
4-129
LB/HB Dropout Voltage v Load Current
LB/HB Offset Voltage v Load Current
100
10
1.0
0.1
2.0
1.9
1.8
1.7
1.6
1.5
1.4
1.3
1.2
0
-2
-4
-6
-8
4
2
10pF
0
0
Unstable Region
100pF
LB/HB Load Capacitance
10
10
Stability Boundary
Load Current (mA)
Load Current (mA)
1nF
20
20
ZNBG3110
ZNBG3111
10nF
30
30
Stable region
V
V
T
T
T
Tamb = -40 C
T
T
V
V
amb
amb
amb
amb
amb
CC
LOV
CC
CC
= 5V
= 5V
= 5V
= 0V
= 70°C
= 25°C
= -40°C
= 25°C
= 70°C
100nF
40
40
1uF
50
50