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參數(shù)資料
| 型號： | STV5180 |
| 廠商： | 意法半導體 |
| 英文描述： | CONTROL I.C. FOR SWITCH MODE POWER SUPPLY AND FOR LINE DEFLECTION |
| 中文描述： | 控制IC開關(guān)電源和線路撓度 |
| 文件頁數(shù)： | 3/5頁 |
| 文件大小： | 40K |
| 代理商： | STV5180 |
ELECTRICALCHARACTERISTICS
(T
A
= 25
o
C, V
CC
= 5V)
Symbol
SMPS OSCILLATOR
T
1
T
ONmin
D
ONmax
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
Free Period
Minimum Duty Cycle
Maximum Duty Cycle
Positive Triggering WindowT
trig
+
T
0
RT = 82k
;
CT = 1nF
RT = 82k
;
CT = 1nF
RT = 82k
;
CT = 1nF
57
1.8
70
60
2.4
75
63.5
3
80
μ
S
μ
S
%
W
SPOS
T
0
RT = 82k
;
CT = 1nF
33
%
W
SNEG
Negative Triggering WindowT
0
T
trig
T
0
RT = 82k
;
CT = 1nF
20
%
DEFLECTION OSCILLATOR
T
2
D
ON
T
OFF
Free Period
Duty Cycle
RT = 82k
;
CT = 1nF
RT = 82k
;
CT = 1nF
RT = 82k
;
CT = 1nF
57
60
50
30
63.5
μ
S
%
μ
S
W
DPOS
Positive Triggering WindowT
trig
+
T
0
T
0
RT = 82k
;
CT = 1nF
20
%
W
DNEG
Negative Triggering WindowT
0
T
trig
T
0
RT = 82k
;
CT = 1nF
0
%
INTERNAL VOLTAGE REFERENCE
V
REFmin
Minimum Voltage Reference
V
REFmax
Maximum Voltage Reference
POWER OUTPUT STAGES
DAC set to 00 Hex
DAC set to 3F Hex
1.76
2.08
1.84
2.16
1.92
2.24
V
V
V
POUTH
V
POUTL
I
SINK
I
SOURCE
Output High Level (Pin 3 and 5)
Output Low Level (Pin 3 and 5)
Sink Current (Pin3 and 5)
Source Current(Pin 3 and 5)
I
load
= 1mA
I
load
= -1mA
V
POUT
= 2.5V
V
POUT
= 2.5V
4
4.5
0.5
V
V
1
30
30
70
70
mA
mA
5
DAC
6 bits DAC ; power on default value : 00 Hex.
STV5180
3/5
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