参数资料
型号: MAX8934GETI+
厂商: Maxim Integrated Products
文件页数: 10/29页
文件大小: 0K
描述: IC LI BATT CHARGER DUAL 28TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 75
系列: *
MAX8934G
Dual-Input Linear Charger, Smart Power Selector
with Advanced Battery Temperature Monitoring
Typical Operating Characteristics (continued)
(T A = +25 N C, circuit of Figure 2, V DC = 6V, V BATT = 3.6V, thermistor Beta = 3964, unless otherwise noted. Negative battery current
indicates charging.)
V BATT
V LDO
LDO STARTUP WAVEFORMS
MAX8934G toc27
I LDO = 0
3.6V
3.3V
2V/div
2V/div
3.5
3.0
2.5
2.0
LDO OUTPUT VOLTAGE vs.
BATTERY VOLTAGE
V BATT FALLING
V BATT RISING
1.5
1.0
I BATT
50mA/div
0.5
400 F s/div
0
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
BATTERY VOLTAGE (V)
0
ALWAYS-ON LDO POWER-SUPPLY
REJECTION RATIO vs. FREQUENCY
900
LDO NOISE DENSITY
vs. FREQUENCY
-5
-10
-15
-20
-25
-30
-35
-40
-45
-50
V SYS = 3.6V
I LDO = 10mA
RESISTIVE LOAD
800
700
600
500
400
300
200
100
0
V BATT = 3.8V,
I LDO = 10mA
RESISTIVE LOAD
0.1
1
10
100
0.01
0.1
1
10
100
1000 10,000
FREQUENCY (kHz)
V THM
THM NORMAL TO
THM COLD (< T2) TRANSITION
MAX8934G toc31
2.2V
1V/div
FREQUENCY (kHz)
V BAT
4.2V
4.075V
200mV/div
420mA
10
I BAT
10 I RESISTOR FROM BATT TO GND
10ms/div
200mA/div
Maxim Integrated
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MAX8934GETI+ 功能描述:电池管理 Dual Linear Charger Smart Power Selector 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
MAX8934GETI+CAK 功能描述:电池管理 Dual Input Linear Chargers Smart Power Selector 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
MAX8934GETI+T 功能描述:电池管理 Dual Linear Charger Smart Power Selector 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
MAX8936EVKIT+ 制造商:Maxim Integrated Products 功能描述:NULL TRIM FOR PQ69Z - Boxed Product (Development Kits)
MAX8936EWE+T 制造商:Maxim Integrated Products 功能描述:NULL TRIM FOR PQ69Z - Tape and Reel