
TSM121
5/12
Trem2
Remote Adjustable Delay OFF to ON
Load Capacitor
Crem=0.1
μ
F
PWM SECTION
40
50
60
ms
Voltage Reference (Vref2)
Vref2
Is
Ts
Regline
Voltage Reference
Current Stability = Load Regulation
Temperature Stability
Line Regulation
Iout = 0mA
Iout = 0mA to 10mA
2.46
2.5
2.54
20
17
10
V
mV
mV
mV
Iout <10mA, Vcc=14 to
24V
Iout
Output Sourcing Current Capability
15
30
mA
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 = 2k
, CL = 100pF
0
3
mV
nA
nA
MHz
V
dB
mA
50
200
5
-0.3
3.5
80
1
Vout (Feedback) = 0.7V
PWM Comparator
max
Vicmp
Maximum Duty Cycle
Input Common Mode Voltage Range
Soft Start=0V
45
-0.3
48
50
3.5
%
V
Soft Start & Dead Time Control
Vssth
Soft Start Voltage Threshold
Zero Duty Cycle
Maximum Duty Cycle
2.5
0
V
Vicms
Input Common Mode Voltage Range
-0.3
3.5
V
Oscillator (OSC)
Freq
Oscillator Frequency
Cf=220pF
70
100
140
kHz
Open Collector Outputs (C1, C2, Sink Current Only)
Icoh
Vcol
tr
tf
High Output Collector Leakage Current
Low Output Collector Saturation Voltage Collector Current = 20mA
C1, C2 rise time
C1, C2 fall time
0.5
0.2
1
1
2
μ
A
V
μ
s
μ
s
0.5
Symbol
Parameter
Test Condition
Min
Typ
Max
Unit