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STV5180 Datasheet(PDF) 3 Page - STMicroelectronics

Part # STV5180
Description  CONTROL I.C. FOR SWITCH MODE POWER SUPPLY AND FOR LINE DEFLECTION
PDF  5 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STV5180 Datasheet(HTML) 3 Page - STMicroelectronics

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ELECTRICAL CHARACTERISTICS (TA =25
oC, VCC = 5V)
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
SMPS OSCILLATOR
T1
Free Period
RT = 82k
Ω ; CT = 1nF
57
60
63.5
µS
TONmin
Minimum Duty Cycle
RT = 82k
Ω ; CT = 1nF
1.8
2.4
3
µS
DONmax
Maximum Duty Cycle
RT = 82k
Ω ; CT = 1nF
70
75
80
%
WSPOS
Positive Triggering Window
Ttrig+ − T0
T0
RT = 82k
Ω ; CT = 1nF
33
%
WSNEG
Negative Triggering Window
T0
− Ttrig−
T0
RT = 82k
Ω ; CT = 1nF
20
%
DEFLECTION OSCILLATOR
T2
Free Period
RT = 82k
Ω ; CT = 1nF
57
60
63.5
µS
DON
Duty Cycle
RT = 82k
Ω ; CT = 1nF
50
%
TOFF
RT = 82k
Ω ; CT = 1nF
30
µS
WDPOS
Positive Triggering Window
Ttrig+ − T0
T0
RT = 82k
Ω ; CT = 1nF
20
%
WDNEG
Negative Triggering Window
T0
− Ttrig−
T0
RT = 82k
Ω ; CT = 1nF
0%
INTERNAL VOLTAGE REFERENCE
VREFmin
Minimum Voltage Reference
DAC set to 00 Hex
1.76
1.84
1.92
V
VREFmax
Maximum Voltage Reference
DAC set to 3F Hex
2.08
2.16
2.24
V
POWER OUTPUT STAGES
VPOUTH
Output High Level (Pin 3 and 5)
Iload = 1mA
4
4.5
V
VPOUTL
Output Low Level (Pin 3 and 5)
Iload = -1mA
0.5
1
V
ISINK
Sink Current (Pin 3 and 5)
VPOUT = 2.5V
30
70
mA
ISOURCE
Source Current (Pin 3 and 5)
VPOUT = 2.5V
30
70
mA
DAC
6 bits DAC ; power on default value : 00 Hex.
STV5180
3/5



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