TL494BDR2G ON Semiconductor, TL494BDR2G Datasheet - Page 9
![IC PWM CTRLR SWITCHMODE 16-SOIC](/photos/5/67/56711/488-16-soic_sml.jpg)
TL494BDR2G
Manufacturer Part Number
TL494BDR2G
Description
IC PWM CTRLR SWITCHMODE 16-SOIC
Manufacturer
ON Semiconductor
Series
SWITCHMODE™r
Datasheet
1.TL494CDR2G.pdf
(14 pages)
Specifications of TL494BDR2G
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
-40°C ~ 125°C
Package / Case
16-SOIC (3.9mm Width)
Frequency-max
200kHz
Number Of Pwm Outputs
2
On/off Pin
No
Adjustable Output
No
Topology
Push-Pull
Switching Freq
200KHz
Operating Supply Voltage (max)
40V
Output Current
500mA
Synchronous Pin
No
Rise Time
100ns
Fall Time
40ns
Operating Temperature Classification
Automotive
Mounting
Surface Mount
Pin Count
16
Package Type
SOIC
Switching Frequency
200 KHz
Duty Cycle (max)
48 %
Operating Supply Voltage
15 V
Maximum Operating Temperature
+ 125 C
Minimum Operating Temperature
- 40 C
Mounting Style
SMD/SMT
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
TL494BDR2G
Manufacturer:
ON/安森美
Quantity:
20 000
0 ≤ V
OC
V
ref
Control
Output
≤ 0.4 V
Output
Figure 15. Deadtime Control Circuit
Max. % on Time, each output ≈ 45 −
R1
R2
Control
Output
Q
30k
Single−Ended
Figure 17. Output Connections for Single−Ended and Push−Pull Configurations
V
6
1
2
R
O
T
To Output
Voltage of
System
+
−
Error
5
Q
Amp
V
Q
C
V
2
ref
1
Positive Output Voltage
T
O
= V
0.001
D
C
E
C
E
ref
T
1
1
2
2
Figure 14. Error−Amplifier Sensing Techniques
4
1 +
1 +
80
R
R
R1
R2
R
R
1
2
3
1
2
TL494, NCV494
http://onsemi.com
1.0 mA to
500 mA
Q
Q
E
C
9
Output
2.4 V ≤ V
Control
Output
OC
Q
Negative Output Voltage
≤ V
Figure 16. Soft−Start Circuit
V
ref
O
= V
Error
Amp
ref
+
−
Push−Pull
R
R
1
2
V
ref
1
2
D
T
Q
Q
1
2
4
C
E
C
E
R1
1
2
1
2
Voltage of
To Output
System
V
R
ref
S
R2
V
O
1.0 mA to
250 mA
1.0 mA to
250 mA
C
S