TL1451
ELECTRICAL CHARACTERISTICS(Cont.)
PARAMETER
Oscillator Section
Frequency
Standard deviation of frequency
Frequency Change with Voltage
Frequency Change with Temperature
Dead-Time Control Section
Input bias Current (DTC)
Latch mode (source) Current (DTC)
Latched Input Voltage (DTC)
Input threshold Voltage at f=10kHz (DTC)
Error-Amplifier Section
Input Offset Voltage
Input Offset Current
Input Bias current
Common-Mode Input Voltage Range
Open-loop Voltage Amplification
Unity-gain Bandwidth
Common-mode Rejection Ratio
Positive Output Voltage Swing
Negative Output Voltage Swing
Output (sink) Current (FEEDBACK)
Output (source) Current (FEEDBACK)
Output Section
Collector off-state Current
Output Saturation Voltage
Short-Circuit Output Current
PWM Comparator Section
Input Threshold Voltage at f=10kHz
(FEEDBACK)
TOTAL DEVICE
Standby Supply Current
Average Supply Current
SYMBOL
F
LINEAR INTEGRATED CIRCUIT
TEST CONDITIONS
C
T
=330pF, R
T
=10kΩ
C
T
=330pF, R
T
=10kΩ
Vcc=3.6V ~ 40V
T
A
=-20°C ~ 25°C
T
A
=25°C ~ 85°C
MIN
TYP
200
10%
1%
-0.4
-0.2
MAX
UNIT
kHz
±2
±2
1
%
μA
μA
V
V
I
IN(BIAS)
V
IN
V
IN(THR)
I
OUT
=40μA
Zero duty cycle
Maximum duty cycle
V
OUT
(FEEDBACK)=1.25V
V
OUT
(FEEDBACK)=1.25V
V
OUT
(FEEDBACK)=1.25V
Vcc=3.6V ~ 40V
R
F
=200kΩ
B
G
RR
V
OUT
V
OUT
I
OUT(SIN)
I
OUT(SOU)
I
OFF
V
OUT(SAT)
I
OUT(SHT)
V
ID
=-0.1V, V
OUT
=1.25V
V
ID
=0.1V, V
OUT
=1.25V
V
OUT
=50V
I
OUT
=10mA
V
OUT
=6V
Zero duty cycle
Maximum duty cycle
Off-state
R
T
=10kΩ
1. 05~
1.45
70
60
Vref-0.1
0.5
-45
-80
2.3
1.2
-145
2.05
1.45
2.25
V
IN(OFF)
I
IN(OFF)
I
IN(BIAS)
V
IN(CM)
160
±6
±100
500
mV
nA
nA
V
80
1.5
80
1
1.6
-70
10
2
dB
MHz
dB
V
V
mA
μA
μA
V
mA
1.2
90
2.05
1.45
1.3
1.7
V
I(THR)
2.25
1.2
V
I
STN-BY
1.8
2.4
mA
mA
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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QW-R103-011.D
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