參數(shù)資料
型號(hào): LP3906SQDJXI
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 穩(wěn)壓器
英文描述: 2 A DUAL SWITCHING CONTROLLER, 2000 kHz SWITCHING FREQ-MAX, QCC24
封裝: 5 X 4 MM, 0.80 MM HEIGHT, LLP-24
文件頁(yè)數(shù): 18/40頁(yè)
文件大?。?/td> 4197K
代理商: LP3906SQDJXI
BUCK AND LDO OUTPUT VOLTAGE ENABLE REGISTER (BKLDOEN) – 0X10
This register controls the enables for the Bucks and LDOs.
D7
D6
D5
D4
D3
D2
D1
D0
Name
LDO2EN
LDO1EN
BK2EN
BK1EN
Access
R/W
R/W
R/W
R/W
Data
Reserved
0 – Disable
1 – Enable
Reserved
0 – Disable
1 – Enable
Reserved
0 – Disable
1 – Enable
Reserved
0 – Disable
1 – Enable
Reset
0
1
0
1
0
1
BUCK AND LDO STATUS REGISTER (BKLDOSR) – 0X11
This register monitors whether the Bucks and LDOs meet the voltage output specifications.
D7
D6
D5
D4
D3
D2
D1
D0
Name
BKS_OK
LDOS_OK
LDO2_OK
LDO1_OK
BK2_OK
BK1_OK
Access
R
R
R
Data
0 – Buck 1-2
Not Valid
1 – Bucks
Valid
0 – LDO 1-2
Not Valid
1 – LDOs Valid
0 – LDO2 Not
Valid
1 – LDO2 Valid
0 – LDO1 Not
Valid
1 – LDO1 Valid
Reserve
d
0 – Buck2 Not
Valid
1 – Buck2
Valid
Reserve
d
0 – Buck1 Not
Valid
1 – Buck1
Valid
Reset
0
BUCK VOLTAGE CHANGE CONTROL REGISTER 1 (VCCR) – 0X20
This register selects and controls the output target voltages for the buck regulators.
D7-6
D5
D4
D3-2
D1
D0
Name
B2VS
B2GO
B1VS
B1GO
Access
R/W
R/W
Data
Reserved
Buck2 Target Voltage
Select
0 – B2VT1
1 – B2VT2
Buck2 Voltage Ramp
CTRL
0 – Hold
1 – Ramp to B2VS
selection
Reserved
Buck1 Target Voltage
Select
0 – B1VT1
1 – B1VT2
Buck1 Voltage Ramp
CTRL
0 – Hold
1 – Ramp to B1VS
selection
Reset
00
0
00
0
25
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LP3906
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LP3906SQ-DJXI 制造商:Texas Instruments 功能描述:Power Management Unit 24-Pin LLP EP T/R
LP3906SQ-DJXI/NOPB 功能描述:其他電源管理 RoHS:否 制造商:Texas Instruments 輸出電壓范圍: 輸出電流:4 mA 輸入電壓范圍:3 V to 3.6 V 輸入電流: 功率耗散: 工作溫度范圍:- 40 C to + 110 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-48 封裝:Reel
LP3906SQE-PPXP/NOPB 功能描述:其他電源管理 RoHS:否 制造商:Texas Instruments 輸出電壓范圍: 輸出電流:4 mA 輸入電壓范圍:3 V to 3.6 V 輸入電流: 功率耗散: 工作溫度范圍:- 40 C to + 110 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-48 封裝:Reel
LP3906SQE-VPFP/NOPB 功能描述:其他電源管理 RoHS:否 制造商:Texas Instruments 輸出電壓范圍: 輸出電流:4 mA 輸入電壓范圍:3 V to 3.6 V 輸入電流: 功率耗散: 工作溫度范圍:- 40 C to + 110 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-48 封裝:Reel
LP3906SQ-FXPI/NOPB 功能描述:其他電源管理 RoHS:否 制造商:Texas Instruments 輸出電壓范圍: 輸出電流:4 mA 輸入電壓范圍:3 V to 3.6 V 輸入電流: 功率耗散: 工作溫度范圍:- 40 C to + 110 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-48 封裝:Reel