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参数资料
| 型号： | MAX1640D |
| 厂商： | Maxim Integrated Products, Inc. |
| 英文描述： | Adjustable-Output, Switch-Mode Current Sources with Synchronous Rectifier |
| 中文描述： | 可调输出，开关模式同步整流电流源 |
| 文件页数： | 3/11页 |
| 文件大小： | 116K |
| 代理商： | MAX1640D |
M
Adjustable-Output, S witc h-Mode
Current S ourc e with S ync hronous Rec tifier
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS
(V
IN
= +12V, V
OUT
= 6V, Circuit of Figure 2, T
A
= -40°C to +85°C, unless otherwise noted.)
I
REF
= 0 to 50μA
V
OUT
= 2V to 24V (MAX1640)
D0 or D1 = high
D0 = D1 = low
FET Drive Output Resistance
MAX1641
MAX1640
V
IN
= 5.5V to 26V,
I
LOAD
= 0 to 20mA
V
IN
= 5.5V to 26V,
I
LOAD
= 0 to 20mA
MAX1640
CONDITIONS
μA
1
V
SET
Input Current
mV
10
Reference Load Regulation
V
1.94
2.06
V
REF
Reference Voltage
V
4.0
4.4
V
LDOL
Undervoltage Lockout
μA
1
Output Current in Off Mode
mA
4
Quiescent V
IN
Supply Current
%/V
0.4
Output Current Compliance
mV
34
48
Quarter-Scale Current-Sense
Threshold
12
Off-Time Range
V
5.5
26
V
IN
Input Voltage Range
1.5
8
μs
Off-Time Accuracy
R
TOFF
= 62k
1.5
2.5
μs
146
154
Pulse-Trickle Mode Duty-Cycle
Period
mV
141
159
Full-Scale Current-Sense
Threshold
V
V
IN
-
5.5
V
IN
-
4.5
V
LDOH
Linear-Regulator Output
Voltage, V
IN
Referenced
D0 = low, D1 = high, R
TOFF
= 50k
25
42
ms
V
4.5
5.5
V
LDOL
Linear-Regulator Output
Voltage, Ground Referenced
UNITS
MIN
TYP
MAX
SYMBOL
PARAMETER
PWM Maximum Duty Cycle
100
%
Input Low Voltage
V
IL
D0, D1
0.8
V
Input High Voltage
V
IH
D0, D1
2.4
V
Input Leakage Current
I
IN
D0, D1
±
1
μA
33
42
MAX1641
ELECTRICAL CHARACTERISTICS (continued)
(V
IN
= +12V, V
OUT
= 6V, Circuit of Figure 2, T
A
= 0°C to +85°C, unless otherwise noted. Typical values are at T
A
= +25°C.)
CONDITIONS
UNITS
MIN
TYP
MAX
SYMBOL
PARAMETER
PWM Maximum Duty Cycle
Input Low Voltage
Input High Voltage
Input Leakage Current
100
%
V
V
μA
V
IL
V
IH
I
IN
D0, D1
D0, D1
D0, D1
0.8
2.4
±
1
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PDF描述 |
|---|---|
| MAX1641 | Adjustable-Output, Switch-Mode Current Sources with Synchronous Rectifier |
| MAX1641C | Adjustable-Output, Switch-Mode Current Sources with Synchronous Rectifier |
| MAX1641D | Adjustable-Output, Switch-Mode Current Sources with Synchronous Rectifier |
| MAX1641EEE | Adjustable-Output, Switch-Mode Current Sources with Synchronous Rectifier |
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX1640EEE | 功能描述:电流型 PWM 控制器 Adj-Out Switch Mode Current Source 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 |
| MAX1640EEE+ | 功能描述:电流型 PWM 控制器 Adj-Out Switch Mode Current Source 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 |
| MAX1640EEE+T | 功能描述:电流型 PWM 控制器 Adj-Out Switch Mode Current Source 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 |
| MAX1640EEE-T | 功能描述:电流型 PWM 控制器 Adj-Out Switch Mode Current Source 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 |
| MAX1640EVKIT | 功能描述:电源管理IC开发工具 MAX1640/41 Eval Kit 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 |
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