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参数资料
| 型号： | MAX1835EUT-T |
| 厂商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分类： | 稳压器 |
| 英文描述： | High-Efficiency Step-Up Converters with Reverse Battery Protection |
| 中文描述： | 1 A SWITCHING REGULATOR, PDSO6 |
| 封装： | MO-178AB, SOT-23, 6 PIN |
| 文件页数： | 2/12页 |
| 文件大小： | 511K |
| 代理商： | MAX1835EUT-T |
M
High-Efficiency Step-Up Converters with
Reverse Battery Protection
2
_______________________________________________________________________________________
ABSOLUTE MAXIMUM RATINGS
BATT, LX to GND.........................................................-6V to +6V
LX to OUT....................................................................-6V to +1V
SHDN
to GND..............................................-6V to (V
OUT
+ 0.3V)
OUT, FB,
RST
TO GND ............................................-0.3V to +6V
LX Current................................................................................1A
Continuous Power Dissipation (T
A
= +70
°
C)
6-Pin SOT23 (derate 9.1mW/
°
C above +70
°
C) ...........727mW
6-Pin 3mm
3mm TDFN (derate 24.4mW/
°
C
above +70
°
C) ............................................................1951mW
ELECTRICAL CHARACTERISTICS
(V
SHDN
= +1.5V, V
OUT
= +3.3V, V
BATT
= +2V, GND = 0, T
A
= -40
°
C to +85
°
C. Typical values are at T
A
= +25
°
C, unless otherwise
noted.) (Note 1)
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional
operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to
absolute maximum rating conditions for extended periods may affect device reliability.
Operating Temperature Range ...........................-40
°
C to +85
°
C
Junction Temperature......................................................+150
°
C
Storage Temperature Range.............................-65
°
C to +150
°
C
Lead Temperature (soldering, 10s) ................................+300
°
C
PARAMETER
SYMBOL
V
OUT
V
BATT
CONDITIONS
MIN
2.0
1.5
TYP
MAX
5.5
5.5
1.5
UNITS
V
V
Output Range
Battery Input Range
MAX1832/MAX1834
T
A
= +25
°
C
T
A
= -40
°
C to +85
°
C
T
A
= +25
°
C
T
A
= -40
°
C to +85
°
C
T
A
= +25
°
C
T
A
= -40
°
C to +85
°
C
T
A
= +25
°
C
T
A
= -40
°
C to +85
°
C
T
A
= +25
°
C
1.22
1.24
3.290
Startup Battery Input Voltage
V
SU
R
LOAD
= 2.6k
V
3.225
3.208
2.94
2.925
1.208
1.204
3.355
3.372
3.06
3.075
1.248
1.252
20
MAX1833EUT/
MAX1835EUT
3.0
Output Voltage
V
OUT
MAX1833ETT30
V
1.228
FB Trip Voltage
V
FB
MAX1832/
MAX1834
MAX1832/
MAX1834,
V
FB
= +1.3V
V
OUT
= +3.3V
I
LX
= 100mA
V
3.5
FB Input Bias Current
I
FB
T
A
= -40
°
C to +85
°
C
4.0
nA
T
A
= +25
°
C
T
A
= -40
°
C to +85
°
C
T
A
= +25
°
C
T
A
= -40
°
C to +85
°
C
0.4
1.2
1.5
1.3
1.6
N-Channel On-Resistance
R
NCH
0.5
P-Channel On-Resistance
R
PCH
V
OUT
= +3.3V
I
LX
= 100mA
P-Channel Catch-Diode Voltage
I
LX
= 100mA, PCH off, V
OUT
= +3.5V,
V
FB
= +1.3V
0.73
V
T
A
= +25
°
C
T
A
= -40
°
C to +85
°
C
435
400
3.5
2
0
525
615
650
6.5
34
39
7.0
8.0
1
N-Channel Switch Current Limit
I
MAX
V
OUT
= +3.3V
mA
Switch Maximum On-Time
t
ON
5
17
μs
T
A
= +25
°
C
T
A
= -40
°
C to +85
°
C
T
A
= +25
°
C
T
A
= -40
°
C to +85
°
C
Synchronous Rectifier Zero-
Crossing Current
V
OUT
= +3.3V
mA
2.5
Quiescent Current into OUT
(Note 2)
V
OUT
= +3.5V,
V
FB
= +1.3V
V
OUT
= +3.5V, V
SHDN
= V
FB
= 0V
μA
Shutdown Current into OUT
0.05
μA
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX1836ETT33+ | 制造商:Maxim Integrated Products 功能描述:CONV DC-DC SGL-OUT STEP DOWN 6TDFN EP - Rail/Tube 制造商:Rochester Electronics LLC 功能描述: |
| MAX1836ETT33+T | 功能描述:直流/直流开关转换器 24V 100% Duty Cycle RoHS:否 制造商:STMicroelectronics 最大输入电压:4.5 V 开关频率:1.5 MHz 输出电压:4.6 V 输出电流:250 mA 输出端数量:2 最大工作温度:+ 85 C 安装风格:SMD/SMT |
| MAX1836ETT50+ | 制造商:Maxim Integrated Products 功能描述:24V INTERNAL SWITCH, 100% DUTY CYCLE, STEP-DOWN CONVERTERS - Rail/Tube |
| MAX1836ETT50+T | 功能描述:直流/直流开关转换器 24V 100% Duty Cycle RoHS:否 制造商:STMicroelectronics 最大输入电压:4.5 V 开关频率:1.5 MHz 输出电压:4.6 V 输出电流:250 mA 输出端数量:2 最大工作温度:+ 85 C 安装风格:SMD/SMT |
| MAX1836EUT+ | 制造商:Maxim Integrated Products 功能描述:24V INTERNAL SWITCH, 100% DUTY CYCLE, STEP-DOWN CONVERTER - Rail/Tube |
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