参数资料
型号: MAX17005AETP+
厂商: Maxim Integrated Products
文件页数: 10/23页
文件大小: 0K
描述: IC BATT CHARGER 1.2MHZ 20TQFN
标准包装: 75
功能: 充电管理
电池化学: 多化学
电源电压: 8 V ~ 26 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 20-WFQFN 裸露焊盘
供应商设备封装: 20-TQFN-EP(4x4)
包装: 管件
1.2MHz, Low-Cost,
High-Performance Chargers
SYSTEM LOAD
RS1
ADAPTER
Q1a
15m Ω
Q1b
R9
2M Ω
N3
C6
1 μ F
C7
0.1 μ F
C IN
R ACIN1
N4
R4
200k Ω
D1
ADAPTER
R6
200k Ω
BATT
DCIN
CSSP
CSSN BST
LDO
10k Ω
ACIN
ACOK
DHI
C4
0.68 μ F
N1
C IN = 2 x 4.7 μ F
C OUT = 4.7 μ F
L1 = 2 μ H
R ACIN2
IINP
LX
R1
22.6k Ω
C2
0.1 μ F
DLO
PGND
N2
L1
CSIP
R2
C3
1 μ F
V AA
AGND
MAX17005A
MAX17006A
MAX17015A
CSIN
RS2
10m Ω
R3
VCTL
BATT
C OUT
BATTERY
PWM SIGNAL
ISET
CC
R5
3k Ω
R8
R7
C5
0.01 μ F
LDO
C1
ONLY FOR MAX17015A
4.7 μ F
Figure 1. Typical Operating Circuit
Detailed Description
The MAX17005A/MAX17006A/MAX17015A include all
the functions necessary to charge Li+, NiMH, and NiCd
batteries. An all n-channel synchronous-rectified step-
down DC-DC converter is used to implement a preci-
sion constant-current, constant-voltage charger. The
charge current and input current-limit sense amplifiers
have low-input offset errors (250μV typ), allowing the
use of small-valued sense resistors.
The MAX17005A/MAX17006A/MAX17015A use a new
thermally optimized high-frequency architecture. With this
new architecture, the switching frequency is adjusted to
control the power dissipation in the high-side
MOSFET. Benefits of the new architecture include:
reduced output capacitance and inductance, resulting in
smaller printed-circuit board (PCB) area and lower cost.
10
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相关代理商/技术参数
参数描述
MAX17005AETP+ 功能描述:电池管理 1.2MHz High-Perf Charger 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
MAX17005AETP+T 功能描述:电池管理 1.2MHz High-Perf Charger 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
MAX17005BETP+ 功能描述:电池管理 1.2MHz High-Perf Charger 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
MAX17005BETP+T 功能描述:电池管理 1.2MHz High-Perf Charger 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
MAX17005DEVKIT+ 功能描述:电源管理IC开发工具 Programmers, Development Systems RoHS:否 制造商:Maxim Integrated 产品:Evaluation Kits 类型:Battery Management 工具用于评估:MAX17710GB 输入电压: 输出电压:1.8 V