參數(shù)資料
型號: LP5550
廠商: National Semiconductor Corporation
英文描述: PowerWise Technology Compliant Energy Management Unit
中文描述: PowerWise技術(shù)兼容的能源管理單位
文件頁數(shù): 3/25頁
文件大小: 1056K
代理商: LP5550
Typical Application
Pin Descriptions
Pin #
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Name
SCLK
SPWI
RESETN
VO2
VBAT1
VO1
DGND
PWROK
VBATSW
SW
SWGND
VBAT2
VO3
VFB
AGND
ENABLE
I/O
I
I/O
I
O
P
O
G
O
P
O
G
P
O
I
G
I
Type
D
D
D
A
P
A
G
D
P
A
G
P
A
A
G
D
Description
PowerWise Interface (PWI) clock input
PowerWise Interface (PWI) bi-directional data
Reset, active low
LDO2 output, for supplying the I/O voltage on the SoC
Battery supply voltage
LDO1 output, for supplying a fixed voltage to a PLL etc. on the SoC
Digital ground
Power OK, active high output signal
Battery supply voltage for switching regulator
Switcher pin connected to coil
Switcher ground
Battery supply voltage
LDO3 output, on-chip memory supply voltage
Switcher output voltage for supplying SoC core logic
Analog Ground
Enable, active high
A: Analog Pin
D: Digital Pin
I: Input Pin
O: Output Pin
I/O: Input/Output Pin
P: Power Pin
G: Ground Pin
20154530
FIGURE 4. Typical Application Circuit
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LP5550SQ 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
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