TL494_05 Datasheet, PDF (3/7 Pages) Unisonic Technologies – VOLTAGE MODE PWM CONTROL CIRCUIT

TL494
LINEAR INTEGRATED CIRCUIT
„ ABSOLUTE MAXIMUM RATINGS
(Unless otherwise noted all is over operating free air temperature range)
PARAMETER
SYMBOL
RATINGS
UNIT
Supply Voltage(Note 3)
V_CC
41
V
Amplifier Input Voltage
V_IN
V_CC+0.3
V
Collector Output Voltage
V_OUT
41
V
Collector Output Current
Continuous Total Dissipation
I_CO
Ta=25°C
Derate at Ta＞25°C ^PD
250
1000
9.2
mA
mW
mW/°C
Junction Temperature
T_J
125
°C
Operating Temperature
T_OPR
-25 ~ +85
°C
Storage Temperature
T_STG
-40 ~ +150
°C
Note 1. 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.
2. All voltage values, except differential voltages are with respect to the network ground terminal.
„ RECOMMENDED OPERATING CONDITIONS
PARAMETER
Supply Voltage
Amplifier Input Voltage
Collector Output Voltage
Collector Output Current(each Transistor)
Current into Feedback
Timing Capacitor
Timing Resistor
Oscillator Frequency
Operating Free-Air Temperature
SYMBOL
V_CC
V_IN
V_OUT
Ic
I_f
C_T
R_T
fosc
Ta
RATINGS
MIN
MAX
7
40
-0.3
Vcc-2
40
200
0.3
0.47
10000
1.8
500
1
300
0
70
UNIT
V
V
V
mA
mA
nF
kΩ
kHz
°C
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
3 of 7
QW-R103-004,D