參數(shù)資料
型號: TL1451ACDBR
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, PDSO16
封裝: GREEN, PLASTIC, SSOP-16
文件頁數(shù): 13/36頁
文件大?。?/td> 950K
代理商: TL1451ACDBR
TL1451A
DUAL PULSEWIDTHMODULATION CONTROL CIRCUITS
SLVS024E – FEBRUARY 1983 – REVISED NOVEMBER 1999
20
www.ti.com
TYPICAL CHARACTERISTICS
50
60
90
100
0
0.5
1
1.5
2
2.5
3
Output
T
ransistor
On
Duty
Cycle
%
30
10
Dead-Time Input Voltage – V
OUTPUT TRANSISTOR ON DUTY CYCLE
vs
DEAD-TIME INPUT VOLTAGE
0
3.5
4
70
20
40
80
VCC = 3.6 V
RT = 10k
CT = 330 pF
1
0.5
0
010
20
ICC
(Standby)
Standby
Current
mA
2
STANDBY CURRENT
vs
SUPPLY VOLTAGE
30
40
1.5
CCI
VCC – Supply Voltage – V
TA = 25°C
1.75
1.25
0.75
0.25
Figure 24
Figure 25
1
0.5
0
–25
0
25
50
ICC
Supply
Current
mA
1.5
2
STANDBY CURRENT
vs
FREE-AIR TEMPERATURE
75
100
CCI
TA – Free-Air Temperature – °C
Average Supply Current
VCC = 6 V, RT = 10 k,
CT = 330 pF
Stand-By Current, VCC = 40 V, No Load
Stand-By Current, VCC = 3.6 V, No Load
600
400
200
0
–25
0
25
50
Maximum
Continuous
Power
Dissipation
mW
800
1000
MAXIMUM CONTINUOUS POWER DISSIPATION
vs
FREE-AIR TEMPERATURE
1200
75
100
1100
900
700
500
300
100
16-Pin N Plastic Dip
16-Pin NS Plastic SO
Thermal Resistance
125
°C/W
Thermal Resistance
250
°C/W
TA – Free-Air Temperature
1.75
1.25
0.75
0.25
Figure 26
Figure 27
相關(guān)PDF資料
PDF描述
TL1451ACPWG4 0.021 A DUAL SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDSO16
TL1451ACDB 0.021 A DUAL SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDSO16
TL1451AMFK 0.021 A DUAL SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, CQCC20
TL1451ACDR 0.021 A DUAL SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDSO16
TL1451AQDREP 0.021 A DUAL SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDSO16
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TL1451ACDBRG4 功能描述:DC/DC 開關(guān)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(guān)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(fēng)格: 封裝 / 箱體:CPAK
TL1451ACDG4 功能描述:DC/DC 開關(guān)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(guān)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(fēng)格: 封裝 / 箱體:CPAK
TL1451ACDR 功能描述:DC/DC 開關(guān)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(guān)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(fēng)格: 封裝 / 箱體:CPAK
TL1451ACDRG4 功能描述:DC/DC 開關(guān)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(guān)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(fēng)格: 封裝 / 箱體:CPAK
TL1451ACN 功能描述:DC/DC 開關(guān)控制器 Dual ch PWM Ctlr RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)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(fēng)格: 封裝 / 箱體:CPAK