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SC1933C 데이터시트(PDF) 20 Page - Power Integrations, Inc.

부품명 SC1933C
상세설명  Off-Line CV/CC QR Flyback Switcher IC with Integrated Primary Switch, Synchronous Rectification and FluxLink Feedback
PDF  28 Pages
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제조업체  POWERINT [Power Integrations, Inc.]
홈페이지  http://www.powerint.com
Logo POWERINT - Power Integrations, Inc.

SC1933C 데이터시트(HTML) 20 Page - Power Integrations, Inc.

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Rev. C 11/18
20
SC1933C/SC1936C
www.power.com
Parameter
Symbol
Conditions
SOURCE = 0 V
T
J = -40 °C to 125 °C
(Unless Otherwise Specified)
Min
Typ
Max
Units
Control Functions (cont.)
Startup Switching
Frequency
f
SW
T
J = 25 °C
23
25
27
kHz
Jitter Modulation
Frequency
f
M
T
J = 25 °C
f
SW = 100 kHz
0.80
1.25
1.70
kHz
Maximum On-Time
t
ON(MAX)
T
J = 25 °C
12.4
14.6
16.9
ms
Minimum Primary
Feedback Block-Out
Timer
t
BLOCK
t
OFF(MIN)
ms
BPP Supply Current
I
S1
V
BPP = VBPP + 0.1 V
(Not Switching)
T
J = 25 °C
145
266
425
mA
I
S2
V
BPP = VBPP + 0.1 V
(Switching at 132 kHz)
T
J = 25 °C
1.46
1.95
2.81
mA
BPP Pin Charge Current
I
CH1
V
BP = 0 V, TJ = 25 °C
-1.75
-1.35
-0.88
mA
I
CH2
V
BP = 4 V, TJ = 25 °C
-5.98
-4.65
-3.32
BPP Pin Voltage
V
BPP
4.65
4.90
5.15
V
BPP Pin Voltage
Hysteresis
V
BPP(H)
T
J = 25 °C
0.22
0.39
0.55
V
BPP Shunt Voltage
V
SHUNT
I
BPP = 2 mA
5.15
5.36
5.65
V
BPP Power-Up Reset
Threshold Voltage
V
BPP(RESET)
T
J = 25 °C
2.80
3.15
3.50
V
UV/OV Pin Brown-In
Threshold
I
UV+
T
J = 25 °C
22.41
24.38
26.36
mA
UV/OV Pin Brown-Out
Threshold
I
UV-
T
J = 25 °C
20
21.6
23.20
mA
Brown-Out Delay Time
t
UV-
T
J = 25 °C
35
ms
UV/OV Pin Line
Overvoltage Threshold
I
OV+
T
J = 25 °C
108
112
118
mA
UV/OV Pin Line
Overvoltage Hysteresis
I
OV(H)
T
J = 25 °C
7
8
9
mA



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