TL1451_08 Datasheet, PDF (4/14 Pages) Unisonic Technologies – DUAL PULSE-WIDTH-MODULATION CONTROL CIRCUITS

TL1451
LINEAR INTEGRATED CIRCUIT
„ 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 TEST CONDITIONS
MIN TYP MAX UNIT
F
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
200
kHz
10%
1%
-0.4 ±2
%
-0.2 ±2
I_IN(BIAS)
V_IN
V_IN(THR)
I_OUT=40μA
Zero duty cycle
Maximum duty cycle
1 μA
-80 -145
μA
2.3
V
2.05 2.25 _V
1.2 1.45
V_IN(OFF) V_OUT (FEEDBACK)=1.25V
I_IN(OFF) V_OUT (FEEDBACK)=1.25V
I_IN(BIAS) V_OUT (FEEDBACK)=1.25V
160
V_IN(CM) Vcc=3.6V ~ 40V
1. 05~
1.45
R_F=200kΩ
70
80
B_G
1.5
RR
60
80
V_OUT
Vref-0.1
V_OUT
I_OUT(SIN) V_ID=-0.1V, V_OUT=1.25V
0.5 1.6
I_OUT(SOU) V_ID=0.1V, V_OUT=1.25V
-45 -70
±6 mV
±100 nA
500 nA
V
dB
MHz
dB
V
1
V
mA
μA
I_OFF
V_OUT(SAT)
I_OUT(SHT)
V_OUT=50V
I_OUT=10mA
V_OUT=6V
10 μA
1.2 2
V
90
mA
Zero duty cycle
V_{I(THR) Maximum duty cycle}
2.05 2.25
V
1.2 1.45
I_STN-BY Off-state
R_T=10kΩ
1.3 1.8 mA
1.7 2.4 mA
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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QW-R103-011.D