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參數(shù)資料
| 型號： | LP5550SQ |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | PowerWise Technology Compliant Energy Management Unit |
| 中文描述： | 0.75 A SWITCHING REGULATOR, 1360 kHz SWITCHING FREQ-MAX, QCC16 |
| 封裝： | LLP-16 |
| 文件頁數(shù)： | 17/25頁 |
| 文件大?。?/td> | 1056K |
| 代理商： | LP5550SQ |
R8 – VO1 Voltage Register (PLL/Fixed Voltage)
(Continued)
Bit
6:3
Field Name
Voltage
Description or Comment
Fixed voltage value. A code of all ones indicates maximum voltage while a code
of all zero indicates minimum voltage. Default value is in bold.
Voltage Data Code [6:3]
4h’0
4h’1
4h’2
4h’3
4h’4
4h’5
4h’6
4h’7
4h’8
4h’9
4h’A
4h’B
4h’C
4h’D
4h’E
4h’F
These bits are fixed to ‘0’. Reading these bits will result in a 3b’000. Any data
written into these bits using the Register Write command is ignored.
Voltage Value (volts)
0.7
0.8
0.9
1
1.1
1.2
(default)
1.3
1.4
1.5
1.6
1.7
1.8
1.9
2
2.1
2.2
2:0
Unused
R9– PFM/PWM Force Register
Address 0x9
Type R/W
Reset Default 8h’00
Bit
7:6
Field Name
PFM/PWM
Force
Description or Comment
User Register
PFM Force (bit 7)
0
1
1
0
PWM Force (bit 6)
0
1
0
1
Automatic Transition
Automatic Transition
Forced PFM Mode
Forced PWM Mode
These bits are fixed to ‘0’. Reading these bits will result in a ‘000000’. Any data written into
these bits using the Register Write command is ignored.
5:0
Unused
R10-R14 – Unused Registers
Address 0xA, 0xB, 0xC, 0xD, 0xE
Type R/W
Reset Default 8h’00
Bit
7:0
Field Name
Unused
Description or Comment
Write transactions to this register are ignored. Read transactions will
return a “No Response Frame.” A no response frame contains all
zeros (see PWI 1.0 specification) frame.
L
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相關PDF資料 |
PDF描述 |
|---|---|
| LP5550SQX | PowerWise Technology Compliant Energy Management Unit |
| LP5552 | PWI 2.0 and PowerWise⑩ Technology Compliant Energy Management Unit |
| LP5951MF-1.3 | Micropower, 150mA Low-Dropout CMOS Voltage Regulator |
| LP5951MF-3.0 | Micropower, 150mA Low-Dropout CMOS Voltage Regulator |
| LP5951MF-3.3 | Micropower, 150mA Low-Dropout CMOS Voltage Regulator |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| LP5550SQ/NOPB | 功能描述:電池管理 RoHS:否 制造商:Texas Instruments 電池類型:Li-Ion 輸出電壓:5 V 輸出電流:4.5 A 工作電源電壓:3.9 V to 17 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:VQFN-24 封裝:Reel |
| LP5550SQX | 功能描述:電池管理 RoHS:否 制造商:Texas Instruments 電池類型:Li-Ion 輸出電壓:5 V 輸出電流:4.5 A 工作電源電壓:3.9 V to 17 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:VQFN-24 封裝:Reel |
| LP5550SQX/NOPB | 功能描述:電池管理 RoHS:否 制造商:Texas Instruments 電池類型:Li-Ion 輸出電壓:5 V 輸出電流:4.5 A 工作電源電壓:3.9 V to 17 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:VQFN-24 封裝:Reel |
| LP5551 | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:PowerWise⑩ Technology Compliant Energy Management Unit |
| LP5551SQ | 功能描述:PMIC 解決方案 RoHS:否 制造商:Texas Instruments 安裝風格:SMD/SMT 封裝 / 箱體:QFN-24 封裝:Reel |
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