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参数资料
| 型号： | TL1454ACDG4 |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 稳压器 |
| 英文描述： | 1 A DUAL SWITCHING CONTROLLER, 2000 kHz SWITCHING FREQ-MAX, PDSO16 |
| 封装： | GREEN, SOIC-16 |
| 文件页数： | 11/25页 |
| 文件大小： | 503K |
| 代理商： | TL1454ACDG4 |
TL1454A, TL1454AY
DUALCHANNEL PULSEWIDTHMODULATION (PWM)
CONTROL CIRCUIT
SLVS423 A MAY 2002 REVISED SEPTEMBER 2002
19
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Figure 28
4
3
2
1
5
STANDBY SUPPLY CURRENT
vs
SUPPLY VOLTAGE
6
0
5
10
15
20
25
VCC Supply Voltage V
Standby
Supply
Current
mA
I CC(stby)
VCC = 6 V
RT = Open
CT = 1.5 V
COMP1, COMP2 = 1.25 V
No Load
TA = 25°C
Figure 29
4
3
2
1
50
0
50
Standby
Supply
Current
mA
5
6
100
I CC(stby)
VCC = 6 V
CT = 1.5 V
RT = Open
COMP1, COMP2 = 1.25 V
No Load
STANDBY SUPPLY CURRENT
vs
FREE-AIR TEMPERATURE
TA Free-Air Temperature °C
Figure 30
0.5
0
1
Reference
V
o
ltage
V
1.5
REFERENCE VOLTAGE
vs
SUPPLY VOLTAGE
V
ref
VCC Supply Voltage V
0
5
10
15
20
25
TA = 25°C
Figure 31
1.24
1.23
Reference
V
oltage
V
1.25
REFERENCE VOLTAGE
vs
SUPPLY VOLTAGE
1.27
V
ref
VCC Supply Voltage V
0
5
10
15
20
25
IO = 1 mA
TA = 25°C
1.26
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相关代理商/技术参数 |
参数描述 |
|---|---|
| TL1454ACDR | 功能描述:DC/DC 开关控制器 Dual-Ch PWM Control Circuit RoHS:否 制造商:Texas Instruments 输入电压:6 V to 100 V 开关频率: 输出电压:1.215 V to 80 V 输出电流:3.5 A 输出端数量:1 最大工作温度:+ 125 C 安装风格: 封装 / 箱体:CPAK |
| TL1454ACDRG4 | 功能描述:DC/DC 开关控制器 Dual-Ch PWM Control Circuit RoHS:否 制造商:Texas Instruments 输入电压:6 V to 100 V 开关频率: 输出电压:1.215 V to 80 V 输出电流:3.5 A 输出端数量:1 最大工作温度:+ 125 C 安装风格: 封装 / 箱体:CPAK |
| TL1454ACN | 功能描述:DC/DC 开关控制器 Dual ch PWM Ctlr RoHS:否 制造商:Texas Instruments 输入电压:6 V to 100 V 开关频率: 输出电压:1.215 V to 80 V 输出电流:3.5 A 输出端数量:1 最大工作温度:+ 125 C 安装风格: 封装 / 箱体:CPAK |
| TL1454ACNE4 | 功能描述:DC/DC 开关控制器 Dual ch PWM Ctlr RoHS:否 制造商:Texas Instruments 输入电压:6 V to 100 V 开关频率: 输出电压:1.215 V to 80 V 输出电流:3.5 A 输出端数量:1 最大工作温度:+ 125 C 安装风格: 封装 / 箱体:CPAK |
| TL1454ACNS | 制造商:TI 制造商全称:Texas Instruments 功能描述:DUAL-CHANNEL PULSE-WIDTH-MODULATION (PWM) CONTROL CIRCUIT |
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