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TS1451CS Datasheet(PDF) 4 Page - Taiwan Semiconductor Company, Ltd

Part # TS1451CS
Description  Dual Channel PWM Controller
PDF  7 Pages
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Manufacturer  TSC [Taiwan Semiconductor Company, Ltd]
Direct Link  http://www.taiwansemi.com
Logo TSC - Taiwan Semiconductor Company, Ltd

TS1451CS Datasheet(HTML) 4 Page - Taiwan Semiconductor Company, Ltd

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TS1451
4-7
2003/12 rev. A
Electrical Characteristics (Continued)
ERROR AMPLIFIER SECTION
Parameter
Test Conditions
Min
Typ
Max
Unit
Input offset voltage
Vo(FB)= 1.25V
--
--
+/- 6
mV
Input offset current
Vo(FB)= 1.25V
--
--
+/- 100
nA
Input bias current
Vo(FB)= 1.25V
--
160
500
nA
Common-mode input voltage range
Vcc= 3.6V to 40V
1.05 to 1.45
V
Open-loop voltage amplification
Rf= 200K
Ω
70
80
--
dB
Unity-gain bandwidth
--
1.5
--
MHz
Common-mode rejection ratio
60
80
--
dB
Maximum output voltage
Vref-0.1
--
--
V
Minimum output voltage
--
--
1
V
Output sink current (FB)
VID= -0.1, Vo= 1.25V
0.5
1.6
--
mA
Output source current (FB)
VID= 0.1, Vo= 1.25V
-45
-70
--
uA
PWM COMPARATOR SECTION
Parameter
Test Conditions
Min
Typ
Max
Unit
Input threshold voltage (FB)
f= 10KHz
Zero duty cycle
--
2.05
2.25
V
Input sink current (pin 3)
Maximum duty cycle
1.2
1.45
--
mA
TOTAL DEVICE
Parameter
Test Conditions
Min
Typ
Max
Unit
Standby supply current
Off-state
--
2.5
3.0
Average supply current
RT= 10K
Ω
--
2.8
3.5
mA



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