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参数资料
| 型号： | MAX1757EAI+T |
| 厂商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分类： | 稳压器 |
| 英文描述： | Stand-Alone, Switch-Mode Li+ Battery Charger with Internal 14V Switch |
| 中文描述： | BATTERY CHARGE CONTROLLER, 330 kHz SWITCHING FREQ-MAX, PDSO28 |
| 封装： | 5.30 MM, 0.65 MM PITCH, SSOP-28 |
| 文件页数： | 15/17页 |
| 文件大小： | 218K |
| 代理商： | MAX1757EAI+T |
MAX1757
Stand-Alone, Switch-Mode
Li+ Battery Charger with Internal 14V Switch
_______________________________________________________________________________________
7
4.194
4.196
4.195
4.197
4.200
4.201
4.199
4.198
4.202
0
200 300 400 500
100
600 700 800 900 1000
REFERENCE LOAD REGULATION
MAX1757
TOC07
REFERENCE LOAD (
A)
REFERENCE
VOLTAGE
(V)
1000
0.1
1
10
TIMEOUT vs. TIMER1 CAPACITANCE
1
MAX1757
TOC08
CAPACITANCE (nF)
TIMEOUT
(MINUTES)
10
100
PREQUALIFICATION MODE
TOP-OFF MODE
VOLTAGE MODE
1000
1
0.1
1
10
FAST-CHARGE TIMEOUT
vs. TIMER2 CAPACITANCE
10
MAX1757
TOC09
CAPACITANCE (nF)
TIMEOUT
(MINUTES)
100
50
60
70
80
90
100
6
8
10
12
14
EFFICIENCY
vs. INPUT VOLTAGE
MAX1757
TOC10
INPUT VOLTAGE (V)
EFFICIENCY
(%)
ICHG = 1.0A
2 CELLS
1 CELL
3.95
4.05
4.00
4.15
4.10
4.25
4.20
4.30
4.40
4.35
4.45
0
1.0 1.5 2.0
0.5
2.5 3.0 3.5 4.0 4.5
VOLTAGE LIMIT
vs. VADJ VOLTAGE
MAX1757
TOC04
VADJ VOLTAGE (V)
VOLTAGE
LIMIT
(V)
4.185
4.195
4.190
4.205
4.200
4.210
4.215
-40
20
40
-20
0
60
80
100
REFERENCE VOLTAGE
vs. TEMPERATURE
MAX1757
TOC05
TEMPERATURE (
°C)
REFERENCE
VOLTAGE
(V)
Typical Operating Characteristics
(Circuit of Figure 1, VDCIN = 12V, V SHDN = VVL, VCELL = GND, VVADJ = VREF/2, VISETIN = VISETOUT = VREF, see Figure 1, TA = +25°C,
unless otherwise noted.)
0
1.0
0.5
2.5
2.0
1.5
4.0
3.5
3.0
4.5
0
0.6
0.8
0.2
0.4
1.0
1.2
1.4
1.6
BATTERY VOLTAGE
vs. CHARGING CURRENT
MAX1757
TOC01
CHARGING CURRENT (A)
BATTERY
VOLTAGE
(V)
0
0.4
0.2
1.0
0.8
0.6
1.4
1.2
1.6
0
1.5 2.0
0.5 1.0
2.5 3.0 3.5 4.0 4.5
CHARGING CURRENT
vs. ISETOUT VOLTAGE
MAX1757
TOC02
ISETOUT VOLTAGE (V)
CHARGING
CURRENT
(A)
0
20
40
60
80
100
120
01.0
0.5
1.5 2.0 2.5 3.0 3.5 4.0 4.5
INPUT CURRENT-SENSE REGULATION VOLTAGE
vs. ISETIN VOLTAGE
MAX1757
TOC03
ISETIN VOLTAGE (V)
INPUT
CURRENT-SENSE
VOLTAGE
(mV)
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相关代理商/技术参数 |
参数描述 |
|---|---|
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| MAX17582GTM+ | 功能描述:电流型 PWM 控制器 Dual-Phase Quick-PWM Controller RoHS:否 制造商:Texas Instruments 开关频率:27 KHz 上升时间: 下降时间: 工作电源电压:6 V to 15 V 工作电源电流:1.5 mA 输出端数量:1 最大工作温度:+ 105 C 安装风格:SMD/SMT 封装 / 箱体:TSSOP-14 |
| MAX17582GTM+T | 功能描述:电流型 PWM 控制器 Dual-Phase Quick-PWM Controller RoHS:否 制造商:Texas Instruments 开关频率:27 KHz 上升时间: 下降时间: 工作电源电压:6 V to 15 V 工作电源电流:1.5 mA 输出端数量:1 最大工作温度:+ 105 C 安装风格:SMD/SMT 封装 / 箱体:TSSOP-14 |
| MAX1758EAI | 功能描述:电池管理 Li+ Battery Charger w/28V Switch 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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