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参数资料
| 型号： | MAX14578AEEWC+T |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 12/23页 |
| 文件大小： | 0K |
| 描述： | IC CHRGR DETECTOR USB LI+ 12WLP |
| 标准包装： | 2,500 |
| 功能： | 充电管理 |
| 电池化学： | 锂离子（Li-Ion） |
| 电源电压： | 2.8 V ~ 5.5 V, 3.5 V ~ 28 V |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | * |
| 封装/外壳： | * |
| 供应商设备封装： | * |
| 包装： | * |
MAX14578E/MAX14578AE
USB Battery Charger Detectors
Table 2. Detailed Register Map (continued)
FIELD NAME
READ/WRITE
BIT
DEFAULT
DESCRIPTION
Charger-Detection-Enable Start. Charger detection starts
USB_CHGDET
Read/Write
0
1
with any change in V B .
0 = Charger detection disabled
1 = Charger detection enabled
INTERRUPT (I 2 C ADDRESS = 0x02)
Output of USB Charger Detection
000 = Nothing attached
001 = USB cable attached
010 = Charging dowstream port: current depends on USB
CHG_TYP
Read Only
[7:5]
000
operating speed
011 = Dedicated charger: current up to 1.8A
100 = Special charger: 500mA max
101 = Special charger: current up to 1A
110 = RFU
Output of V B Comparator. Changes in VBCOMP triggers
VBCOMP
Read Only
4
0
interrupt.
0 = V B < V VBDET
1 = V B R V VBDET
RFU
Read Only
3
0
Data-Contact Detection (DCD) Time Wait. DCD_T
DCD_T
Read Only
2
0
generates an interrupt after a 0-to-1 transition.
0 = Data contact detection not running
1 = Data contact detection running for > 2s
Charger-Detection State Machine Running. For information
only—no interrupt generated.
CHGRUN
Read Only
1
0
0 = Charger detection not running
1 = Charger detection running (DCD, dead battery, D+/D-
short)
RFU
Read Only
0
0
Reserved
CONTROL 2 (I 2 C ADDRESS = 0x03)
DCD Enable. If DCD_EN = 1, D+/D- is tested for a short
after DCD passes. If DCD_EN = 0, DCD is skipped and
D+/D- short detection begins when V BUS is connected or
DCD_EN
Read/Write
7
1
CHG_TYP_M = 1. If DCD is stuck (DCD_T) = 1, setting
DCD_EN = 0 bypasses DCD and D+/D- short detection
begins.
0 = Disabled
1 = Enabled
12
Maxim Integrated
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相关代理商/技术参数 |
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|---|---|
| MAX14578AEWC+ | 制造商:Maxim Integrated Products 功能描述:USB CHARGER DETECTION IC - Rail/Tube |
| MAX14578AEWC+T | 制造商:Maxim Integrated Products 功能描述:USB CHARGER DETECTION IC - Tape and Reel |
| MAX14578EETE+ | 功能描述:电池管理 USB Battery Charger Detector RoHS:否 制造商:Texas Instruments 电池类型:Li-Ion 输出电压:5 V 输出电流:4.5 A 工作电源电压:3.9 V to 17 V 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:VQFN-24 封装:Reel |
| MAX14578EETE+T | 功能描述:电池管理 USB Battery Charger Detector RoHS:否 制造商:Texas Instruments 电池类型:Li-Ion 输出电压:5 V 输出电流:4.5 A 工作电源电压:3.9 V to 17 V 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:VQFN-24 封装:Reel |
| MAX14578EEWC+ | 功能描述:电池管理 USB Battery Charger Detector RoHS:否 制造商:Texas Instruments 电池类型:Li-Ion 输出电压:5 V 输出电流:4.5 A 工作电源电压:3.9 V to 17 V 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:VQFN-24 封装:Reel |
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