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參數(shù)資料
| 型號： | TL3845Y |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 1 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, UUC8 |
| 封裝： | DIE-8 |
| 文件頁數(shù)： | 11/12頁 |
| 文件大?。?/td> | 171K |
| 代理商： | TL3845Y |
TL284x, TL384x
CURRENT-MODE PWM CONTROLLERS
SLVS038E – JANUARY 1989 – REVISED DECEMBER 1999
8
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics, VCC = 15 V (see Note 4), RT= 10 k, CT = 3.3 nF, TA = 25°C (unless otherwise
specified) (continued)
pulse-width-modulator section
PARAMETER
TL384xY
UNIT
PARAMETER
MIN
TYP
MAX
UNIT
Maximum duty cycle
TL3842Y, TL3843Y
97%
Maximum duty cycle
TL3844Y, TL3845Y
48%
NOTE 4: Adjust VCC above the start threshold before setting it to 15 V.
supply voltage
PARAMETER
TEST CONDITIONS
TL384xY
UNIT
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Start-up current
0.5
1
mA
Operating supply current
VFB and ISENSE at 0 V
11
17
mA
Limiting voltage
ICC = 25 mA
34
V
NOTE 4: Adjust VCC above the start threshold before setting it to 15 V.
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PDF描述 |
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| TL3843Y | 1 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, UUC8 |
| TL3842Y | 1 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, UUC8 |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| TL384X | 制造商:TI 制造商全稱:Texas Instruments 功能描述:CURRENT-MODE PWM CONTROLLERS |
| TL384XB | 制造商:TI 制造商全稱:Texas Instruments 功能描述:HIGH-PERFORMANCE CURRENT-MODE PWM CONTROLLERS |
| TL384XD | 制造商:TI 制造商全稱:Texas Instruments 功能描述:CURRENT-MODE PWM CONTROLLERS |
| TL384XD-8 | 制造商:TI 制造商全稱:Texas Instruments 功能描述:CURRENT-MODE PWM CONTROLLERS |
| TL384XP | 制造商:TI 制造商全稱:Texas Instruments 功能描述:CURRENT-MODE PWM CONTROLLERS |
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