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参数资料
| 型号： | TL494MJB |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 稳压器 |
| 英文描述： | 0.25 A SWITCHING CONTROLLER, 300 kHz SWITCHING FREQ-MAX, CDIP16 |
| 封装： | CERAMIC, DIP-16 |
| 文件页数： | 18/21页 |
| 文件大小： | 620K |
| 代理商： | TL494MJB |
www.ti.com
PARAMETER MEASUREMENT INFORMATION
Test
Inputs
DTC
FEEDBACK
RT
CT
GND
50 k
12 k
0.01
F
VCC
REF
OUTPUT
CTRL
E2
C2
E1
C1
Output 1
Output 2
150
2 W
150
2 W
VCC = 15 V
TEST CIRCUIT
1IN+
VCC
0 V
Voltage
at C1
Voltage
at C2
Voltage
at CT
DTC
FEEDBACK
0 V
0.7 V
0%
MAX
0%
Threshold Voltage
VOLTAGE WAVEFORMS
Duty Cycle
Error
Amplifiers
7
14
12
8
9
11
10
4
3
6
5
1
2
16
15
13
1IN
2IN
2IN+
TL494
PULSE-WIDTH-MODULATION CONTROL CIRCUITS
SLVS074E – JANUARY 1983 – REVISED FEBRUARY 2005
Figure 1. Operational Test Circuit and Waveforms
6
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相关代理商/技术参数 |
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| TL494N | 制造商:HTC 制造商全称:HTC Korea TAEJIN Technology Co. 功能描述:Pulse-Width-Modulation Control Circuits |
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