TS19373 데이터 시트보기 (PDF) - TSC Corporation
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TS19373 Datasheet PDF : 7 Pages
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TS19373
800mA Buck (Step-down) WLED Driver
Absolute Maximum Rating
Parameter
Symbol
Limit
Unit
Input Voltage
Supply Voltage (Recommended)
FB Voltage
SW Voltage
Output SW Current
Ambient Temperature Range
Junction Temperature Range
VIN
40
V
VIN
6 ~ 40
V
VFB
-0.3 ~ 40
V
VSW
36
V
ISW
800
mA
TA
-40 to +85
oC
TJ
+150
oC
Electrical Specifications (Ta = 25oC, unless otherwise noted)
Parameter
Symbol
Test Conditions
Min Typ Max Units
Input Voltage Range
VIN
6
--
40
V
Line Regulation
REGLINE
--
1.4
5
mV
Charge Current
ICHARGE
VIN =6V~40V
--
30
45
uA
Discharge Current
IDISCHARGE
VIN =6V~40V
180
230
290
uA
Switching Frequency
FOSC
CT =100pF,
--
180
--
kHz
Current Limit Sense Voltage
VSENSE
IDISCHARGE = ICHARGE
250
--
350
mV
Switch VCESAT
VSAT
ISW = 300mA
--
1.0
1.3
V
Supply Current
ICC
VIN =6V~40V, CT =1nF
--
3
4
mA
Collector off-state Current
IC(OFF)
VCE =40V
1
100
uA
Note: Low duty cycle pulse techniques are used during test to maintain junction temperature as close to ambient
temperature as possible
2/7
Version: A09
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