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TS19375 Datasheet(PDF) 2 Page - Taiwan Semiconductor Company, Ltd

Part # TS19375
Description  PWM Step-Up Controller Oscillation frequency: 500kHz
PDF  8 Pages
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Manufacturer  TSC [Taiwan Semiconductor Company, Ltd]
Direct Link  http://www.taiwansemi.com
Logo TSC - Taiwan Semiconductor Company, Ltd

TS19375 Datasheet(HTML) 2 Page - Taiwan Semiconductor Company, Ltd

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TS19375
PWM Step-Up Controller
2/8
Version: B11
Absolute Maximum Rating
Characteristics
Symbol
Rating
Unit
VCC Pin Voltage
VCC
VSS - 0.3 to VSS + 26
V
Feedback Pin Voltage
VFB
VSS - 0.3 to 12
V
EN Voltage
VEN
VSS - 0.3 to VCC
V
SENSE Voltage
VSENSE
VSS - 0.3 to VCC
V
SS Pin Voltage
VSS
VSS - 0.3 to VCC
V
Gate Pin Voltage
VGATE
VSS - 0.3 to VCC
V
Power Dissipation
PD
Internally limited
mW
Storage Temperature Range
TSTG
-40 to +150
ºC
Operating Junction Temperature Range
TOPJ
-20 to +125
ºC
Operating Supply Voltage
VOP
+3 to +24
V
Thermal Resistance from Junction to case
θ
JC
40
ºC/W
Thermal Resistance from Junction to ambient
θ
JA
120
ºC/W
Note: Stresses exceed those rating may damage the device
Electrical Specifications (TA=25
oC, V
IN=5V, VOUT=12V unless otherwise noted)
Characteristics
Symbol
Conditions
Min
Typ
Max Units
Feedback Voltage
VFB
IOUT=0.1A
0.975
1.000
1.025
V
Quiescent Current
ICCQ
VFB=1.5V force driver off
-
4
6
mA
Feedback Bias Current
IFB
IOUT=0.1A
-
0.1
0.5
uA
Shutdown Supply Current
ISD
VEN =0V
-
1
10
uA
Oscillation Frequency
FOSC
SW pin
400
500
600
KHz
Sense Voltage
VSENSE
0.05
0.06
0.07
V
Soft Start Current
ISS
VSS=0V
-
8
-
uA
EN Pin Logic input threshold voltage
VSH
High (regulator ON)
2.0
-
-
V
VSL
Low (regulator OFF)
-
-
0.8
EN Pin Input Current
ISH
VEN=2.5V (ON)
-
20
-
uA
ISL
VEN=0.3V (OFF)
-
-1
-
uA
LX Rise Time
TLXR
CLX=1000pF
-
60
-
nS
LX Fall Time
TLXF
CLX=1000pF
-
60
-
Efficiency
EFFI
VCC = 5V,
VOUT = 12V
IOUT = 1A
-
91
-
%
Maximum Duty Cycle
DCMAX
VFB=0V
-
85
-
%
Minimum Duty Cycle
DCMIN
VFB=1.5V
-
0
-
Thermal shutdown Temp
TSD
-
145
-
°C



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