參數(shù)資料
型號: TL497AIDG4
廠商: TEXAS INSTRUMENTS INC
元件分類: 穩(wěn)壓器
英文描述: 0.5 A SWITCHING REGULATOR, 50 kHz SWITCHING FREQ-MAX, PDSO14
封裝: GREEN, PLASTIC, MS-012AB, SOIC-14
文件頁數(shù): 12/20頁
文件大?。?/td> 700K
代理商: TL497AIDG4
TL497A
500mA PEAK STEPUP, STEPDOWN, INVERTING SWITCHING VOLTAGE REGULATOR
SLVS009F JUNE 1976 REVISED FEBRUARY 2005
2
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
AVAILABLE OPTIONS
PACKAGED DEVICES
CHIP
TA
SMALL-OUTLINE
(D)
PLASTIC DIP
(N)
SHRINK
SMALL-OUTLINE
(PW)
CHIP
FORM
(Y)
0
°C to 70°C
TL497ACD
TL497ACN
TL497ACPW
TL497AY
40
°C to 85°C
TL497AID
TL497AIN
The D and PW packages are only taped and reeled. Add the suffix R to the device type (e.g.,
TL497ACPWR). Chip forms are tested at 25
°C.
functional block diagram
BASE
11
12
BASE DRIVE
CUR LIM SENS
FREQ CONTROL
INHIBIT
SUBSTRATE
COMP INPUT
CATHODE
Current
Limit
Sense
13
3
2
1
4
6
1.2-V
Reference
10
8
7
COL OUT
EMIT OUT
ANODE
Oscillator
BASE and BASE DRIVE are used for device testing only. They normally are not used in circuit applications of the device.
相關PDF資料
PDF描述
TL497ACNSR 0.5 A SWITCHING REGULATOR, 50 kHz SWITCHING FREQ-MAX, PDSO14
TL497ACPWRG4 0.5 A SWITCHING REGULATOR, 50 kHz SWITCHING FREQ-MAX, PDSO14
TL497ACDR 0.5 A SWITCHING REGULATOR, 50 kHz SWITCHING FREQ-MAX, PDSO14
TL497AIDRG4 0.5 A SWITCHING REGULATOR, 50 kHz SWITCHING FREQ-MAX, PDSO14
TL497AY 0.5 A SWITCHING REGULATOR, 50 kHz SWITCHING FREQ-MAX, UUC13
相關代理商/技術參數(shù)
參數(shù)描述
TL497AIDR 功能描述:直流/直流開關調節(jié)器 1.2V Switching V RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
TL497AIDRE4 功能描述:直流/直流開關調節(jié)器 500-mA Peak S-U S-D Switching Volt Reg RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
TL497AIDRG4 功能描述:直流/直流開關調節(jié)器 500-mA Inverting Switching Vltg Reg RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
TL497AIJ 制造商:Texas Instruments 功能描述:Swithed-Mode Power Supply Controller, Voltage Mode Type, Bi-Polar, 14 Pin, Ceramic, DIP
TL497AIN 功能描述:直流/直流開關調節(jié)器 1.2V Switching V RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5