TL594CN ON Semiconductor, TL594CN Datasheet - Page 7

• Manufacturer Part Number: TL594CN
• Description: IC PWM CTRLR SWITCHMODE 16-DIP
• Manufacturer: ON Semiconductor
• Series: SWITCHMODE™r

Specifications of TL594CN

• Pwm Type: Voltage Mode
• Number Of Outputs: 1
• Frequency - Max: 300kHz
• Duty Cycle: 50%
• Voltage - Supply: 7 V ~ 40 V
• Buck: Yes
• Boost: No
• Flyback: No
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: No
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 16-DIP (0.300", 7.62mm)
• Frequency-max: 300kHz
• Topology: Push-Pull
• Output Current: 500 mA
• Switching Frequency: 300 KHz
• Duty Cycle (max): 48 %
• Operating Supply Voltage: 15 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 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: TL594CNOS

Figure 11. Error−Amplifier Characteristics
V
in
Figure 13. Common−Emitter Configuration
V
ref
Each
Output
Transistor
90%
V
10%
CC
Test Circuit and Waveform
+
−
t
+
−
r
Error Amplifier
Under Test
Other Error
Q
Amplifier
C
E
15V
R
68
C
15pF
t
Feedback
L
f
Terminal
90%
L
(Pin 3)
V
10%
C
http://onsemi.com
TL594
7
Inputs
Figure 12. Deadtime and Feedback Control Circuit
Test
50k
Gnd
Figure 14. Emitter−Follower Configuration
Each
Output
Transistor
10%
Test Circuit and Waveform
V
CC
Deadtime
Feedback
R
C
(+)
(−)
(+)
(−)
90%
Output
Control
T
T
= 15V
t
r
Error
V
Gnd
CC
Q
C
E
R
68
Ref
Out
L
C2
C1
E1
E2
15V
t
f
150
2W
10%
C
15pF
L
V
90%
EE
150
2W
V
Output 2
Output 1
EE