TL494CN ON Semiconductor, TL494CN Datasheet - Page 2

• Manufacturer Part Number: TL494CN
• Description: IC PWM VM 16DIP
• Manufacturer: ON Semiconductor
• Series: SWITCHMODE™r

Specifications of TL494CN

• Pwm Type: Voltage Mode
• Number Of Outputs: 1
• Frequency - Max: 200kHz
• Duty Cycle: 50%
• Voltage - Supply: 7 V ~ 40 V
• Buck: No
• Boost: No
• Flyback: No
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: No
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 16-DIP (0.300", 7.62mm)
• Frequency-max: 200kHz
• Topology: Boost, Buck, Flyback, Forward, Full-Bridge, Half-Bridge, Push-Pull
• Output Voltage: 40 V
• Output Current: 200 mA
• Switching Frequency: 300 KHz
• Duty Cycle (max): 45 %
• Operating Supply Voltage: 15 V
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Fall Time: 40 ns
• Mounting Style: Through Hole
• Rise Time: 100 ns
• Synchronous Pin: No
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: TL494CNOS

RECOMMENDED OPERATING CONDITIONS
ELECTRICAL CHARACTERISTICS
For typical values T
REFERENCE SECTION
OUTPUT SECTION
2. Low duty cycle pulse techniques are used during test to maintain junction temperature as close to ambient temperature as possible.
Power Supply Voltage
Collector Output Voltage
Collector Output Current (Each transistor)
Amplified Input Voltage
Current Into Feedback Terminal
Reference Output Current
Timing Resistor
Timing Capacitor
Oscillator Frequency
Reference Voltage (I
Line Regulation (V
Load Regulation (I
Short Circuit Output Current (V
Collector Off−State Current
Emitter Off−State Current
Collector−Emitter Saturation Voltage (Note 2)
Output Control Pin Current
Output Voltage Rise Time
Output Voltage Fall Time
(V
V
Common−Emitter (V
Emitter−Follower (V
Low State (V
High State (V
Common−Emitter (See Figure 12)
Emitter−Follower (See Figure 13)
Common−Emitter (See Figure 12)
Emitter−Follower (See Figure 13)
CC
CC
= 40 V, V
= 40 V, V
OC
OC
C
CE
A
= 40 V, V
O
CC
v 0.4 V)
= V
= 25°C, for min/max values T
= 40 V)
= 1.0 mA to 10 mA)
O
= 7.0 V to 40 V)
C
ref
= 1.0 mA)
E
= 15 V, I
= 0 V, I
)
Characteristics
Characteristics
E
= 0 V)
ref
C
E
= 200 mA)
= 0 V)
= −200 mA)
(V
CC
= 15 V, C
A
is the operating ambient temperature range that applies, unless otherwise noted.
T
TL494, NCV494
http://onsemi.com
= 0.01 mF, R
2
T
= 12 kW, unless otherwise noted.)
V
Symbol
Symbol
Reg
I
Reg
V
V
C1
C1
I
I
I
I
V
C(off)
V
E(off)
f
sat(C)
sat(E)
OCH
V
I
OCL
l
R
C
osc
l
SC
ref
, V
, I
t
CC
fb
t
ref
in
r
f
T
T
load
line
C2
C2
0.0047
−0.3
4.75
Min
Min
7.0
1.8
1.0
15
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
0.001
Typ
Typ
100
100
5.0
2.0
3.0
2.0
1.1
1.5
0.2
15
30
30
40
35
10
25
40
−
−
−
−
−
V
CC
−100
Max
Max
5.25
200
500
200
100
200
200
100
100
0.3
1.3
2.5
3.5
40
40
10
10
25
15
75
−
− 2.0
Unit
Unit
kHz
mA
mA
mA
mV
mV
mA
mA
kW
mF
mA
mA
mA
ns
ns
V
V
V
V
V