TSM121 查看數據表（PDF） - STMicroelectronics
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TSM121 Datasheet PDF : 12 Pages
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TSM121
Symbol
Parameter
Test Condition
Trem2 Remote Adjustable Delay OFF to ON Load Capacitor
Crem=0.1µF
PWM SECTION
Min Typ Max
40
50
60
Voltage Reference (Vref2)
Vref2
Is
Ts
Regline
Voltage Reference
Current Stability = Load Regulation
Temperature Stability
Line Regulation
Iout Output Sourcing Current Capability
Iout = 0mA
Iout = 0mA to 10mA
Iout <10mA, Vcc=14 to
24V
2.46 2.5 2.54
20
17
10
15
30
Error Amplifier (IN+, IN-)
Vio
Iio
Iib
GBP
Vicm
CMR
Isink
Input Offset Voltage
Input Offset Current
Input Bias Current
Gain Bandwidth Product
Input Common Mode Voltage Range
Common Mode Rejection Ratio
Output Sink Current
Vout (Feedback) = 2.5V
Vout (Feedback) = 2.5V
Vout (Feedback) = 2.5V
RL = 2kΩ, CL = 100pF
Vout (Feedback) = 0.7V
0
3
50
200
5
-0.3
3.5
80
1
PWM Comparator
∆max Maximum Duty Cycle
Vicmp Input Common Mode Voltage Range
Soft Start=0V
45
48
50
-0.3
3.5
Soft Start & Dead Time Control
Vssth Soft Start Voltage Threshold
Vicms Input Common Mode Voltage Range
Zero Duty Cycle
Maximum Duty Cycle
2.5
0
-0.3
3.5
Oscillator (OSC)
Freq Oscillator Frequency
Cf=220pF
70
100 140
Open Collector Outputs (C1, C2, Sink Current Only)
Icoh High Output Collector Leakage Current
Vcol Low Output Collector Saturation Voltage Collector Current = 20mA
tr C1, C2 rise time
tf C1, C2 fall time
0.5
2
0.2
0.5
1
1
Unit
ms
V
mV
mV
mV
mA
mV
nA
nA
MHz
V
dB
mA
%
V
V
V
kHz
µA
V
µs
µs
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