参数资料
型号: MAX8568AETE+T
厂商: Maxim Integrated Products
文件页数: 7/17页
文件大小: 0K
描述: IC BATT MANAGE LITH 16-TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
功能: 备份管理
电池化学: 锂离子(Li-Ion);镍金属氢化物(NiMH)
电源电压: 2.8 V ~ 5.5 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 16-WFQFN 裸露焊盘
供应商设备封装: 16-TQFN-EP(3x3)
包装: 带卷 (TR)
Complete Backup-Management ICs
for Lithium and NiMH Batteries
Typical Operating Characteristics (continued)
(Circuit of Figure 7, V IN = 3.6V, V BK = 1.4V, V NI/LI = V BKSU = 3.3V, T A = +25°C, unless otherwise noted.)
MAIN-TO-BK TRANSITION WAVEFORMS
MAX8658 toc13
BKSU LOAD TRANSIENT
MAX8568 toc14
3.32
V BKSU vs. LDO LOAD CURRENT
V INOK
3V
2V
I BKSU
10mA/div
0
3.31
I BKSU = 20mA
3.30
V LX
2V/div
0
3.29
V BKSU
MAX8568 PROVIDES 3.3V
MAX1586 PROVIDES 3.3V
50mV/div
V BKSU
20mV/div
AC-COUPLED
3.28
I BKSU = 40m A
AC-COUPLED
3.27
SWITCHOVER POINT
200 μ s/div
C3 = 22 μ F
LOAD = 10mA
200 μ s/div
C3 = 22 μ F
3.26
0.1
1
10
100
LDO LOAD CURRENT (mA)
LDO OUTPUT VOLTAGE
BKSU RESPONSE TO
2.0
1.8
vs. BK INPUT VOLTAGE
LDO LOAD TRANSIENT
MAX8568 toc17
LDO LOAD TRANSIENT
MAX8568 toc18
1.6
I LDO
10mA/div
0
I LDO
10mA/div
0
1.4
1.2
1.0
0.8
0.6
V LDO
20mV/div
AC-COUPLED
V BKSU
20mV/div
AC-COUPLED
0.4
0.2
0
I BKSU = 0mA
C3 = 22 μ F
0
1
2
3
4
5
400 μ s/div
200 μ s/div
BK INPUT VOLTAGE (V)
V INOK
V LX
V OD2
V OD1
V INOK FALLING
200 μ s/idv
MAX8568 toc19
1V/div
2V
5V/div
0
1V/div
0
2V/div
0
V INOK
V LX
V OD2
V OD1
V INOK RISING
4ms/div
MAX8568 TOC20
2V/div
0V
5V/div
0
1V/div
0
2V/div
0
_______________________________________________________________________________________
7
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MAX8568BETE 功能描述:电池管理 Backup-Mgt IC for Li & NiMH Bat 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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MAX8569AETT+ 制造商:Maxim Integrated Products 功能描述:CONV DC-DC SGL-OUT STEP UP 6TDFN EP - Rail/Tube
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