參數(shù)資料
型號: TL1451AMJ
廠商: TEXAS INSTRUMENTS INC
元件分類: 穩(wěn)壓器
英文描述: 0.021 A DUAL SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, CDIP16
封裝: CERAMIC, DIP-16
文件頁數(shù): 36/36頁
文件大?。?/td> 950K
代理商: TL1451AMJ
TL1451A
DUAL PULSEWIDTHMODULATION CONTROL CIRCUITS
SLVS024E – FEBRUARY 1983 – REVISED NOVEMBER 1999
9
www.ti.com
total device
PARAMETER
TEST CONDITIONS
TL1451AQ, TL1451AM
UNIT
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Standby supply current
Off-state
1.3
1.8
mA
Average supply current
RT = 10 k
1.7
2.4
mA
All typical values are at TA = 25°C unless otherwise indicated.
PARAMETER MEASUREMENT INFORMATION
8
7
6
5
4
3
2
1
9
10
11
12
13
14
15
16
S1
CPE
0.47
F
Test
Input
VCC = 5 V
RL
4.7 k
4.7 k
RL
OUT1
OUT2
CT
330 pF
RT
10 k
Test
Input
TL1451A
Figure 1. Test Circuit
Dead Time 100%
tpe
2.0 V
1.6 V
1.4 V
1.25 V
H
L
H
L
0.6 V
0 V
H
L
3.6 V
0 V
Oscillator Triangle Waveform
Error Amplifier Output
Dead-Time Input Voltage
Short-Circuit Protection
Comparator Input Voltage
PWM Comparator Output Voltage
Output Transistor Collector
Waveform
Protection Enable
Terminal Waveform
Short-Circuit Protection
Comparator Output
Power Supply Voltage
Protection Enable Time, tpe = (0.051 x 106 x Cpe) in seconds
2.8 V TYP
Figure 2. TL1451A Timing Diagram
相關PDF資料
PDF描述
5962-9960101Q2A 1 CHANNEL, VIDEO AMPLIFIER, CQCC20
5962-9960101QPA 1 CHANNEL, VIDEO AMPLIFIER, CDIP8
THS4062CDGNR 1 CHANNEL, VIDEO AMPLIFIER, PDSO8
THS4062CDGN 1 CHANNEL, VIDEO AMPLIFIER, PDSO8
THS4062CDR 1 CHANNEL, VIDEO AMPLIFIER, PDSO8
相關代理商/技術參數(shù)
參數(shù)描述
TL1451AN 制造商:TI 制造商全稱:Texas Instruments 功能描述:DUAL PULSE-WIDTH-MODULATION CONTROL CIRCUITS
TL1451ANS 制造商:TI 制造商全稱:Texas Instruments 功能描述:DUAL PULSE-WIDTH-MODULATION CONTROL CIRCUITS
TL1451APW 制造商:TI 制造商全稱:Texas Instruments 功能描述:DUAL PULSE-WIDTH-MODULATION CONTROL CIRCUITS
TL1451AQD 功能描述:DC/DC 開關控制器 Dual Ch w/Wide Input Voltage Range RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風格: 封裝 / 箱體:CPAK
TL1451AQD 制造商:Texas Instruments 功能描述:IC PWM CONTROL CIRCUIT 16-SO 制造商:Texas Instruments 功能描述:IC, PWM CONTROL CIRCUIT, 16-SOIC 制造商:Texas Instruments 功能描述:IC, PWM CONTROL CIRCUIT, 16-SOIC; Primary Input Voltage:50V; No. of Outputs:2; Output Voltage:50V; Output Current:10mA; No. of Pins:16; Operating Temperature Min:-40C; Operating Temperature Max:125C; Controller Type:PWM ;RoHS Compliant: No