TSM121

5/12

Trem2

Remote Adjustable Delay OFF to ON

Load Capacitor

Crem=0.1

µF

40

50

60

ms

PWM SECTION

Voltage Reference (Vref2)

Vref2

Voltage Reference

Iout = 0mA

2.46

2.5

2.54

V

Is

Current Stability = Load Regulation

Iout = 0mA to 10mA

20

mV

Ts

Temperature Stability

17

mV

Regline

Line Regulation

Iout <10mA, Vcc=14 to

24V

10

mV

Iout

Output Sourcing Current Capability

15

30

mA

Error Amplifier (IN+, IN-)

Vio

Input Offset Voltage

Vout (Feedback) = 2.5V

0

3

mV

Iio

Input Offset Current

Vout (Feedback) = 2.5V

50

nA

Iib

Input Bias Current

Vout (Feedback) = 2.5V

200

nA

GBP

Gain Bandwidth Product

RL = 2k

Ω, CL = 100pF

5

MHz

Vicm

Input Common Mode Voltage Range

-0.3

3.5

V

CMR

Common Mode Rejection Ratio

80

dB

Isink

Output Sink Current

Vout (Feedback) = 0.7V

1

mA

PWM Comparator

∆max

Maximum Duty Cycle

Soft Start=0V

45

48

50

%

Vicmp

Input Common Mode Voltage Range

-0.3

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

High Output Collector Leakage Current

0.5

2

µA

Vcol

Low Output Collector Saturation Voltage Collector Current = 20mA

0.2

0.5

V

tr

C1, C2 rise time

1

µs

tf

C1, C2 fall time

1

µs

Symbol

Parameter

Test Condition

Min

Typ

Max

Unit