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| TL1451_08 Datasheet, PDF (3/14 Pages) Unisonic Technologies – DUAL PULSE-WIDTH-MODULATION CONTROL CIRCUITS | |||
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TL1451
LINEAR INTEGRATED CIRCUIT
 ABSOLUTE MAXIMUM RATINGS (Ta=25°C, unless otherwise specified)
PARAMETER
SYMBOL
VALUE
UNIT
Supply Voltage
VCC
51
V
Amplifier Input Voltage
VIN
20
V
Collector Output Voltage
VOUT
51
V
Collector Output Current
IOUT
21
mA
DIP-16
1000
Power Dissipation
SOP-16
PD
500
mW
TSSOP-16
700
Junction Temperature
TJ
+125
°C
Operating Temperature
TOPR
-20 ~ +85
°C
Storage Temperature
TSTG
-40 ~ +150
°C
Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
 RECOMMENDED OPERATING CONDITIONS
PARAMETER
Supply Voltage
Amplifier Input Voltage
Collector Output Voltage
Collector Output Current(each Transistor)
Current into Feedback Terminal
Feedback Resistor
Timing Capacitor
Timing Resistor
Oscillator frequency
Operating Temperature
SYMBOL
VCC
VIN
VOUT
IOUT
IFB
RF
CT
RT
FOSC
TOPR
MIN
3.6
1.05
100
150
8
1
-20
TYP MAX
50
1.45
50
20
45
15000
100
350
85
UNIT
V
V
V
mA
μA
kΩ
pF
kΩ
kHz
°C
 ELECTRICAL CHARACTERISTICS(VCC=6V, f=200kHz, Ta=25°C, unless otherwise specified.)
PARAMETER
Reference Section
Output Voltage
Output Voltage Change with Temperature
Input Voltage Regulation
Output Voltage Regulation
Short-Circuit Output Current
Undervoltage Lockout Section
Threshold Voltage (Vcc)
Upper
Lower
Hysteresis (Vcc)
Reset Threshold voltage (Vcc)
Short-Circuit Protection Control Section
Input Threshold Voltage(SCP)
Standby Voltage(SCP)
Latched Input Voltage (SCP)
Input (source) Current
Comparator Threshold Voltage (FEEDBACK)
SYMBOL
VOUT
â³VIN
â³VOUT
IOUT
VTHR
VHYS
VIN(THR)
VSTN-BY
VIN(LAT)
IIN(source)
VTHR
TEST CONDITIONS
IOUT=1mA
Ta= -20°C ~ 25°C
Ta= 25°C ~ 85°C
Vcc=3.6V ~ 40V
IOUT=0.1mA ~ 1mA
VOUT=0
IOUT(REF)=0.1mA
No pullup
No pullup
VIN=0.7V
MIN TYP MAX UNIT
2.4 2.5 2.6 V
-0.1 ±1
-0.2 ±1
%
2 12.5 mV
1 7.5 mV
3
10 30 mA
2.72
V
2.6
V
80 120
mV
1.5 1.9
V
0.65 0.7 0.75 V
140 185 230 mV
60 120 mV
-10 -15 -20 μA
1.18
V
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
3 of 14
QW-R103-011.D
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