参数资料
型号: MAX14578AEEWC+T
厂商: Maxim Integrated Products
文件页数: 7/23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
Typical Operating Characteristics (continued)
(V BAT = +4.2V, V B = +5.0V, CBAT = 1 F F, CVB = 1 F F, unless otherwise noted.)
CD+/CD- ON-RESISTANCE
vs. V CD_ VOLTAGE
CD+/CD- FREQUENCY RESPONSE
CD+/CD- LEAKAGE CURRENT
vs. TEMPERATURE
5
I CD_ = 10mA
T A = +85°C
0
ON-LOSS
50
4
-20
40
3
2
1
T A = +25°C
T A = -40°C
-40
-60
OFF-ISOLATION
30
20
10
ON-LEAKAGE
OFF-LEAKAGE
0
0
0.5
1.0
1.5
2.0
2.5
3.0
-80
0.01
1
100
10,000
0
-40
-15
10
35
60
85
V CD_ VOLTAGE (V)
FREQUENCY (MHz)
TEMPERATURE (°C)
2.0
1.5
1.0
0.5
0
LOGIC-INPUT THRESHOLD
vs. SUPPLY VOLTAGE
V IH
V IL
2.8 3.1 3.4 3.7 4.0 4.3 4.6 4.9 5.2 5.5
BAT SUPPLY VOLTAGE (V)
CE_ vs. V BUS CONNECTION (MAX14578E)
USB CHARGING DOWNSTREAM PORT, USB COMPLIANT
(USB_CPL = 1, USBSWC = 0, V TD+ = 3V)
MAX14578E toc14
V B
5V/div
V CD+
0.5V/div
V CE2
5V/div
V CE1
5V/div
40ms/div
Maxim Integrated
CE_ vs. V BUS CONNECTION (MAX14578E)
APPLE 1A CHARGER, USB COMPLIANT
(USB_CPL = 1, USBSWC = 0, V TD+ = 3V)
MAX14578E toc15
20ms/div
V B
5V/div
V CD+
2V/div
V CE2
5V/div
V CE1
5V/div
CE_ vs. V BUS CONNECTION (MAX14578AE)
USB CHARGING DOWNSTREAM PORT
(V TD+ = 3V)
MAX14578E toc16
V B
5V/div
V CD+
2V/div
V CE2
5V/div
V CE1
5V/div
100ms/div
7
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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