TDA9103 Ver la hoja de datos (PDF) - STMicroelectronics
Número de pieza
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Fabricante
TDA9103 Datasheet PDF : 27 Pages
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TDA9103
B+ SECTION
Operating Conditions
Symbol
Parameter
EAOI Maximum Error Amplifier Output Current
FeedRes Minimum Feedback Resistor
Test conditions
Min. Typ. Max. Unit
Sourced by Pin 41
Sunk by Pin 41
0.5 mA
2 mA
Resistor between Pins 40 5
kΩ
and 41
Electrical Characteristics (VCC = 12V, Tamb = 25°C)
Symbol
OLG
UGBW
IRI
EAOI
CSG
MCEth
ISI
Tonmax
B+OSV
IVREF
VREFADJ
Parameter
Error Amplifier Open Loop Gain
Unity Gain Bandwidth
Regulation Input Bias Current
Maximum Guaranted Error Amplifier
Output Current
Current Sense Input Voltage Gain
Max Curent Sense Input Threshold Voltage
Current Sense Input Bias Current
Maximum External Power Transistor on Time
B+ Output Low Level Saturation Voltage
Internal Reference Voltage
Internal Reference Voltage Adjustment Range
Test conditions
At low frequency
(see Note 1)
(see Note 1)
Current sourced by
Pin 40 (PNP base)
Current sourced by Pin 41
Current sunk by Pin 41
Pin 42
Pin 42
Current sunk by Pin 42
(NPN base)
% of H-period
@ f0 = 27kHz
V22 with I22 = 10mA
On error amp (+) input for
V39 = 4V
2V < V39 < 6V
Min.
0.5
2
Typ.
85
6
0.2
3
1.2
1
75
0.25
4.9
±14
Max. Unit
dB
MHz
µA
mA
mA
V
µA
%
V
V
%
EAST WEST PARABOLA GENERATOR
Electrical Characteristics (VCC = 12V, Tamb = 25°C)
Symbol
Vsym
Parameter
Parabola Symetry Adjustment Capability (for
Keystone Adjustment ; with Pin 38)
Kadj
Paramp
Keystone Adjustment Capability
B/A ratio
A/B ratio
Parabola Amplitude Adjustment Capability
Maximum Amplitude on Pin 36
Maximum Ratio between Max and Min
Test conditions
See Figure 2 ; internal
voltage
V38 = 2V
V38 = 4V
V38 = 6V
See Figure 2 ; V37 = 4V
V38 = 2V
V38 = 6V
V38 = 4.3V, V28 = 2V
V37 = 2V
2V < V37 < 6V
Min. Typ. Max. Unit
V
3.2
3.5
3.8
2.3
2.0
V
3.3 3.8 4.3
2.4 3
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