參數資料
型號: TL1451APW
廠商: Texas Instruments, Inc.
英文描述: DUAL PULSE-WIDTH-MODULATION CONTROL CIRCUITS
中文描述: 雙脈沖寬度調制控制電路
文件頁數: 1/5頁
文件大?。?/td> 127K
代理商: TL1451APW
UTC TL1451
LINEAR INTEGRATED CIRCUIT
UTC
UNISONIC TECHNOLOGIES CO., LTD.
1
QW-R103-011,A
DUAL PULSE-WIDTH-MODULATION
CONTROL CIRCUITS
DESCRIPTION
The UTC TL1451 incorporates on a single monolithic chip
all the functions required in the construction of two pulse-
width-modulation (PWM) control circuits. Designed primarily
for power supply control, the TL1451 contains an on-chip 2.5V
regulator, two error amplifiers, an adjustable oscillator, two
dead-time comparators, undervoltage lockout circuitry, and
dual common –emitter output transistor circuits.
FEATURES
*Complete PWM Power control Circuitry
*Completely Synchronized Operation
*Internal Undervoltage Lockout Protection
*Wide Supply Voltage Range
*Internal Short-Circuit Protection
*Oscillator Frequency …00kHz Max
*Variable Dead Time Provides Control Over Total Range
*Internal Regulator Provides a Stable 2.5V Reference Supply
DIP-16
SOP-16
PIN CONFIGURATIONS
CT
RT
1 IN+
1 IN-
1 FEEDBACK
1 DTC
1 OUT
GND
Vcc
2 OUT
2 DTC
2 IN-
SCP
REF
2 IN+
2 FEEDBACK
ERROR
AMPLIFIER
1
ERROR
AMPLIFIER
2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
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相關代理商/技術參數
參數描述
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
TL1451AQDG4 功能描述:DC/DC 開關控制器 Dual Ch Controller 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 輸出端數量:1 最大工作溫度:+ 125 C 安裝風格: 封裝 / 箱體:CPAK
TL1451AQDR 功能描述:DC/DC 開關控制器 Dual Ch 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 輸出端數量:1 最大工作溫度:+ 125 C 安裝風格: 封裝 / 箱體:CPAK
TL1451AQDREP 功能描述:IC REG CTRLR BST FLYBK 16-SOIC RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 切換控制器 系列:- 標準包裝:4,000 系列:- PWM 型:電壓模式 輸出數:1 頻率 - 最大:1.5MHz 占空比:66.7% 電源電壓:4.75 V ~ 5.25 V 降壓:是 升壓:無 回掃:無 反相:無 倍增器:無 除法器:無 Cuk:無 隔離:無 工作溫度:-40°C ~ 85°C 封裝/外殼:40-VFQFN 裸露焊盤 包裝:帶卷 (TR)