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参数资料
| 型号： | TL1453CNSLE |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 稳压器 |
| 英文描述： | 0.021 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDSO16 |
| 封装： | SOP-16 |
| 文件页数： | 2/8页 |
| 文件大小： | 255K |
| 代理商： | TL1453CNSLE |
TL1453C
DUAL PULSE-WIDTH-MODULATION CONTROL CIRCUIT
SLVS039A – FEBRUARY 1990 – REVISED DECEMBER 1990
2
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
absolute maximum ratings over operating free-air temperature range (unless otherwise noted)
Supply voltage, VCC (see Note 1)
41 V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Amplifier input voltage
20 V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Collector output voltage
51 V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Collector output current
21 mA
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Continuous total power dissipation
See Dissipation Rating Table
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Operating free-air temperature range, TA
–20
°C to 85°C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Storage temperature range
– 65
°C to 150°C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Lead temperature 1,6 mm (1/16 inch) from case for 10 seconds
260
°C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
NOTE 1: All voltage values are with respect to network ground terminal.
DISSIPATION RATING TABLE
PACKAGE
TA ≤ 25°C
POWER RATING
DERATING FACTOR
ABOVE TA = 25°C
TA = 85°C
POWER RATING
N
1000 mW
8 mW/
°C
520 mW
NS
725 mW
5.8 mW/
°C
397 mW
recommended operating conditions
MIN
MAX
UNIT
Supply voltage, VCC
3.6
40
V
Amplifier input voltage, VI
1.05
1.45
V
Collector output voltage, VO
50
V
Collector output current
20
mA
Current into feedback terminal
45
A
Feedback resistor, RF
100
k
Timing capacitor, CT
150
15000
pF
Timing resistor, RT
5.1
100
k
Oscillator frequency
1
500
kHz
Operating free-air temperature, TA
–20
85
°C
electrical characteristics over recommended operating free-air temperature range, VCC = 6 V,
f = 200 kHz (unless otherwise noted)
reference section
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Output voltage (pin 16)
IO = 1 mA
2.4
2.5
2.6
V
Output voltage change with temperature
TA = – 20°C to 25°C
– 0.1%
±1%
Output voltage change with temperature
TA = 25°C to 85°C
– 0.2%
±1%
Input regulation
VCC = 3.6 V to 40 V
2
12.5
mV
Output regulation
IO = 0.1 mA to 1 mA
1
7.5
mV
Short-circuit output current
VO = 0
3
10
30
mA
All typical values are at TA = 25°C.
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| TL1453CNSR | 功能描述:DC/DC 开关控制器 Dual Ch Controller 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 |
| TL1453CNSRG4 | 功能描述:DC/DC 开关控制器 Dual Ch Controller 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 |
| TL1453CPWR | 功能描述:DC/DC 开关控制器 Dual Ch Controller 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 |
| TL1453CPWRG4 | 功能描述:DC/DC 开关控制器 Dual Ch Controller 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 |
| TL1454 | 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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