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TL494L-P16-T Datasheet(PDF) 5 Page - Unisonic Technologies

Part # TL494L-P16-T
Description  VOLTAGE MODE PWM CONTROL CIRCUIT
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Manufacturer  UTC [Unisonic Technologies]
Direct Link  http://www.utc-ic.com
Logo UTC - Unisonic Technologies

TL494L-P16-T Datasheet(HTML) 5 Page - Unisonic Technologies

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TL494
LINEAR INTEGRATED CIRCUIT
UNISONICTECHNOLOGIESCO.,LTD
5 of 8
www.unisonic.com.tw
QW-R103-004. I
ELECTRICAL CHARACTERISTICS(Cont.)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP MAX UNIT
AMPLIFIER SECTION
Input Offset Voltage
Error
VI(OFF) VOUT (pin 3)=2.5V
2
10
mV
Input Offset Current
II(OFF)
VOUT (pin 3)=2.5V
25
250
nA
Input Bias Current
II(BIAS)
VOUT (pin 3)=2.5V
0.2
1
μA
Common-Mode Input Voltage Range Error
VCC=7V ~ 40 V
-0.3 ~
VCC-2
V
Open-Loop Voltage Amplification
VOUT=3V, VOUT=0.5V ~ 3.5V
70
95
dB
Unity-Gain Bandwidth
GBW
800
kHz
Common-Mode Rejection Ratio
Error
CMRR VCC=40V,TA=25C
65
80
dB
Output Sink Current(pin 3)
IO(SINK) VID=-15mV ~ -5V, V(pin 3)=0.5V
0.3
0.7
mA
Output source Current(pin 3)
IO(SOURCE) VID=15mV ~ -5V, V(pin 3)=3.5V
-2
mA
OUTPUT SECTION
Collector off-state current
IC(OFF)
VCE=40V, VCC=40V
2
100
μA
Emitter off-state Current
IE(OFF)
VCC=VC=40V, VE=0
-100
μA
Collector -emitter
Saturation Voltage
Common-emitter
VE=0, IC=200mA
1.1
1.3
V
Emitter-Follower
VC=15V, IE=-200mA
1.5
2.5
Output Control Input Current
VIN=VREF
3.5
mA
DEAD TIME CONTROL SECTION
Input bias (pin 4)
II(BIAS)
VIN=0 ~ 5.25V
-2
-10
μA
Maximum duty cycle, each output
VIN(pin 4)=0
45
%
Input threshold Voltage(pin 4)
VTHR
Zero duty Cycle
3
3.3
V
Maximum duty cycle
0
PWM COMPARATOR SECTION
Input Threshold Voltage(pin 3)
VTHR
Zero Duty cycle
4
4.5
V
Input Sink Current (pin 3)
II(SINK)
V(pin 3)= 0.7V
0.3
0.7
mA
TOTAL DEVICE
Standby Supply Current
VCC =15V
IST-BY
pin 6 at VREF, all other Inputs and
outputs open
6
10
mA
VCC =40V
9
15
Average supply current
V(pin 4)=2V
7.5
mA
SWITCHING CHARACTERISTICS, TA=25
C
Output Voltage Rise Time
tR
Common-emitter configuration
100
200
ns
Output Voltage Fall Time
tF
25
100
ns
Output Voltage Rise Time
tR
Emitter-follower configuration
100
200
ns
Output Voltage Fall Time
tF
40
100
ns
Notes: 1. All typical Values except for temperature coefficient are at TA=25C.
2. For conditions shown as MIN or MAX, use appropriate value under recommended operating conditions.
3. Duration of the short-circuit should not exceed one second.
4. Standard deviation is a measure of the statistical distribution the mean as derived from the formula:


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