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參數(shù)資料
| 型號： | LP3923TLX-VC |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | 電源管理 |
| 英文描述： | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PBGA30 |
| 封裝： | 3 X 2.50 MM, MICRO SMD-30 |
| 文件頁數(shù)： | 8/32頁 |
| 文件大?。?/td> | 1718K |
| 代理商： | LP3923TLX-VC |
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Register 0x00 – OP_EN1
BUCK_PWM
0 - Auto mode PFM/PWM
1 - Buck forced PWM mode
EN_BUCK
0 - disable Buck
1 - enable Buck
EN_LDO8
0 - disable LDO8
1 - enable LDO8
EN_LDO7
0 - disable LDO7
1 - enable LDO7
EN_LDO2
0 - disable LDO2 on LP3923TL/X and -VI; enable on LP3923TL/X-VB
1 - enable LDO2 on LP3923TL/X and -VI; disable on LP3923TL/X-VB
EN_LDO1
0 - disable LDO1 on LP3923TL/X and -VI; enable on LP3923TL/X-VB
1 - enable LDO1 on LP3923TL/X and -VI; disable on LP3923TL/X-VB
Register 0x0C (Read Only) – Status 1
PWR_ON_TRIG
0 - system was not powered on by PWR_ON input
1 - system was powered on by PWR_ON input
HF_PWR_TRIG
0 - system was not powered on by HF_PWR input
1 - system was powered on by HF_PWR input
CHG_IN_TRIG
0 - system was not powered on by connecting AC adapter
1 - system was powered on by connecting AC adapter
TSD_H
0 - Thermal Shutdown threshold not exceeded
1 - Thermal Shutdown threshold exceeded (cause Power Down sequence)
TSD_L
0 - chip temperature has not been over TSD early warning threshold
1 - chip temperature has been over TSD early warning threshold
FF
0 - Buck output voltage out of range
1 - Buck output voltage within range
Register 0x13 (Read Only) – CHARGER Status 1
BATT_OVER_OUT
0 - battery voltage is in normal range
1- battery voltage is over critical limit
CHGIN_OK_OUT
0 - voltage is not connected to AC adapter input
1 - voltage is connected to AC adapter input
EOC
0 - charging current is above EOC current level
1 - charging current is below EOC current level
TOUT_FULLRATE
0 - no time out occurred in Constant Current mode
1 - time out occurred in Constant Current mode
TOUT_PRECHG
0 - no time out occurred in pre-charge mode
1 - time out occurred in pre-charge mode
FULLRATE
0 - charger is not in CC or CV mode
1 - charger is in CC or CV mode
PRECHG
0 - charger is not in pre-charge mode
1 - charger is in pre-charge mode
Register 0x14 (Read Only) – CHARGER Status 2
TOUT_CONSTV
0 - no time out occurred in Constant Voltage mode
1 - time out occurred in Constant Voltage mode
BAD_BATT
0 - charger has not detected a bad battery
1 - charger has detected a bad battery
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LP3923
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LP3923TLX-VC/NOPB | 功能描述:PMIC 解決方案 RoHS:否 制造商:Texas Instruments 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-24 封裝:Reel |
| LP3923TLX-VI | 制造商:TI 制造商全稱:Texas Instruments 功能描述:Cellular Phone Power Management Unit |
| LP3923TLX-VI/NOPB | 功能描述:PMIC 解決方案 RoHS:否 制造商:Texas Instruments 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-24 封裝:Reel |
| LP3925 | 制造商:TI 制造商全稱:Texas Instruments 功能描述:High Performance Power Management Unit for Handset Applications |
| LP3925RME-A/NOPB | 功能描述:PMIC 解決方案 RoHS:否 制造商:Texas Instruments 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-24 封裝:Reel |
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