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| 型号： | MAX8934GETI+ |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 4/29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： | * |
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MAX8934G
Dual-Input Linear Charger, Smart Power Selector
with Advanced Battery Temperature Monitoring
ELECTRICAL CHARACTERISTICS (continued)
(V DC = V PEN1 = V PEN2 = 5V, CEN = USUS = THMEN = GND, V BATT = 4V, V THM = 1.65V, USB, THMSW, CHG , DONE , OT , DOK ,
UOK , FLT are unconnected, C CT = 0.068 F F, T A = -40 N C to +85 N C, unless otherwise noted. Typical values are at T A = +25 N C.) (Note 1)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
BATT Recharge Threshold—
Safety Region 2
BATT Fast-Charge
Current Range
Change in V BATT
from DONE to fast-
charge restart
R ISET = 10k I to 2k I
V THM_T2 < V THM < V THM_T3
V THM_T1 < V THM < V THM_T2 or
V THM_T3 < V THM < V THM_T4
-145
-120
0.3
-104
-80
-65
-40
1.5
mV
A
R ISET = 2k I
R ISET = 4k I
1350
675
1500
750
1650
825
BATT Charge Current Accuracy
V SYS = 5.5V,
V THM_T1 < V THM
< V THM_T4 (safety
region 2)
R ISET = 10k I
R ISET = 2k I , V BATT = 2.5V
(prequal)
R ISET = 4k I , V BATT = 2.5V
(prequal)
270
270
130
300
300
150
330
330
170
mA
R ISET = 10k I , V BATT = 2.5V
(prequal)
60
ISET Output Voltage
Charger Soft-Start Time
BATT Prequal Threshold
R ISET = 4k I , I BATT = 500mA (V ISET = 1.5V at full
charge current) V THM_T1 < V THM < V THM_T4
Charge-current ramp time
V BATT rising, 180mV hysteresis
0.9
2.9
1
1.5
3
1.1
3.1
V
ms
V
No DC or USB power
connected, THMEN = low,
V CEN = 5V
5
12
BATT Input Current
V BATT = 4.2V,
I LDO = 0
No DC or USB power
connected, THMEN = high,
V CEN = 5V
12
25
F A
DONE Threshold as a
DC or USB power connected,
V CEN = 5V
0.003
2
Percentage of Fast-Charge
I BATT decreasing
20
%
Current
Maximum Prequal Time
Maximum Fast-Charge Time
Maximum Top-Off Time
Timer Accuracy
Timer Extend Threshold
Timer Suspend Threshold
From CEN falling to end of prequal charge, V BATT = 2.5V
From CEN falling to FL T falling
Percentage of fast-charge current below where the timer
clock operates at half-speed
Percentage of fast-charge current below where timer
clock pauses
-20
180
300
15
50
20
+20
min
min
s
%
%
%
4
Maxim Integrated
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相关代理商/技术参数 |
参数描述 |
|---|---|
| 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 |
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