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参数资料
| 型号： | DS232AR-N |
| 厂商： | DALLAS SEMICONDUCTOR |
| 元件分类： | Line Driver or Receiver |
| 英文描述： | LINE TRANSCEIVER, PDSO16 |
| 封装： | 0.150 INCH, SOIC-16 |
| 文件页数： | 11/16页 |
| 文件大小： | 224K |
| 代理商： | DS232AR-N |
MAX1501
Highly Integrated, Linear Battery Charger with
Thermal Regulation for Portable Applications
4
Maxim Integrated
ELECTRICAL CHARACTERISTICS
(VIN = VINP = 5V, VBATT = 3.5V, ACOK = GLED = RLED = TEMP = TMAX/I.C. = FULLI = open, CHGEN = MODE = GND, RSETI = 2.8k
Ω,
CIN = 1F, CBATT = 10F, TA = -40°C to +85°C, unless otherwise noted. Typical values are at TA = +25
°C.) (Note 2)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
IN, INP Input Voltage
013
V
IN, INP Input Operating Range
4.50
6.25
V
VL Output Voltage
4.5V
≤ VIN ≤ 6.25V, IVL < 250A
2.7
3.3
V
VIN - VBATT, rising
40
100
ACOK Trip Point
VIN - VBATT, falling
30
85
mV
ACOK Sink Current
4.5V
≤ VIN ≤ 6.25V, VACOK = 0.6V
75
A
VIN rising
4.00
4.25
Undervoltage Lockout Trip Point
VIN falling
3.90
4.15
V
Overvoltage Lockout Trip Point
6.25
6.75
V
Li+, NiMH/NiCd, and no-battery modes
8
IN Input Current
Disable mode
3
mA
VBATT = 4.3V
80
VIN = 0
10
BATT Input Current
Disable mode
6
A
Leakage into Battery
VIN = VINP = 13V, VBATT = 0
Disable mode
5
A
RMS Charge Current
1.4
A
SELV = VL
4.148
4.252
Li+ mode
SELV = GND
4.05
4.15
SELV = VL
4.85
5.05
Battery Regulation Voltage
NiMH/NiCd mode
SELV = GND
4.4
4.6
V
Output Regulation Voltage
No-battery mode
3.700
4.234
V
BATT Precharge Threshold
Voltage
BATT rising
2.675
2.925
V
RSETI = 2.8k
Ω
460
540
Fast-Charge Current-Loop
System Accuracy
RSETI = 1.75k
Ω
736
864
mA
Precharge Current System
Accuracy
% of fast-charge current, VBATT = 2V
5
15
%
IBATT to ISETI, precharge mode, VBATT = 2V
0.60
1.40
Current-Sense Amplifier Gain
IBATT to ISETI, fast-charge mode
0.93
1.07
mA/A
Regulator Dropout Voltage
VIN - VBATT, NiMH/NiCd mode, VBATT = 4.3V,
IBATT = 425mA
350
mV
Logic Input Low Voltage
CHGEN, MODE, 4.5V < VIN < 6.25V
0.52
V
Logic Input High Voltage
CHGEN, MODE, 4.5V < VIN < 6.25V
1.3
V
Internal Pulldown Resistance
CHGEN, MODE
100
400
k
Ω
Internal Pullup Resistance
SELV
100
400
k
Ω
Internal Bias Resistance
FULLI, TEMP, TMAX
50
200
k
Ω
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相关代理商/技术参数 |
参数描述 |
|---|---|
| DS232AR-N/T&R | 制造商:Rochester Electronics LLC 功能描述: 制造商:Maxim Integrated Products 功能描述:IC TXRX DL RS-232 5V IND 16-SOIC |
| DS232AR-N/T&R | 功能描述:RS-232接口集成电路 RoHS:否 制造商:Exar 数据速率:52 Mbps 工作电源电压:5 V 电源电流:300 mA 工作温度范围:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体:LQFP-100 封装: |
| DS232AR-N+ | 功能描述:RS-232接口集成电路 RoHS:否 制造商:Exar 数据速率:52 Mbps 工作电源电压:5 V 电源电流:300 mA 工作温度范围:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体:LQFP-100 封装: |
| DS232AR-N+T&R | 制造商:Maxim Integrated Products 功能描述:IC TXRX DUAL RS-232 5V 16-SOIC |
| DS232AR-N+T&R | 功能描述:RS-232接口集成电路 RoHS:否 制造商:Exar 数据速率:52 Mbps 工作电源电压:5 V 电源电流:300 mA 工作温度范围:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体:LQFP-100 封装: |
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