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参数资料
| 型号： | MAX1706C |
| 厂商： | Maxim Integrated Products, Inc. |
| 元件分类： | DC/DC变换器 |
| 英文描述： | 1- to 3-Cell, High-Current, Low-Noise, Step-Up DC-DC Converters with Linear Regulator |
| 中文描述： | 1 - 3节电池，大电流，低噪声，升压型DC - DC转换器与线性稳压器 |
| 文件页数： | 4/20页 |
| 文件大小： | 215K |
| 代理商： | MAX1706C |
M
1- to 3-Cell, High-Current, Low-Noise,
Step-Up DC-DC Converters with Linear Regulator
4
_______________________________________________________________________________________
ELECTRICAL CHARACTERISTICS (continued)
(V
OUT
= V
POUT
= V
LBP
= 3.6V, CLK/SEL = FB = LBN = LBO = ONA =
ONB
= TRACK = GND, REF = open (bypassed with 0.22μF),
LX = open,
T
A
= 0°C to +85°C,
unless otherwise noted. Typical values are at T
A
= +25°C.)
ELECTRICAL CHARACTERISTICS
(V
OUT
= V
POUT
= V
LBP
= 3.6V, CLK/SEL = FB = LBN = LBO = ONA =
ONB
= TRACK = GND, REF = open (bypassed with 0.22μF),
LX = open,
T
A
= -40°C to +85°C,
unless otherwise noted, Note 4.)
PARAMETER
SYMBOL
CONDITIONS
PARAMETER
SYMBOL
MIN
260
TYP
300
MAX
340
UNITS
kHz
Minimum CLK/SEL Pulse
Internal Oscillator Frequency
200
ns
Maximum CLK/SEL
Rise/Fall Time
100
ns
CONDITIONS
CLK/SEL = OUT
Supply Current in
Low-Power Mode
I
OUT
190
μA
CLK/SEL = 0V, FB = FBLDO = 1.5V, no load
Supply Current in Shutdown
I
OUT
20
μA
ONA = 0V,
ONB
= OUT, measure I
OUT
OUT Voltage in Track Mode
V
LDO
+
0.2
V
LDO
+
0.4
V
TRACK = OUT, V
LDO
> 2.3V
250
570
MAX1706
MAX1706
MAX1705
CLK/SEL = OUT
CLK/SEL = OUT
CLK/SEL = 0V
MAX1705
CLK/SEL = 0V
0.28
0.50
Switch On-Resistance
0.45
N-channel, I
LX
= 100mA
550
250
950
570
N-Channel MOSFET
Current Limit
I
LIM
1000
1700
mA
CLK/SEL = OUT
CLK/SEL = 0V
P-channel, I
LX
= 100mA
MIN
TYP
MAX
P-Channel Synchronous-
Rectifier Turn-Off Current
UNITS
20
120
mA
Start-Up to Normal Mode
Transition Voltage
2.0
2.3
V
FB Regulation Voltage
1.215
1.251
V
CLK/SEL = OUT
Reference Output Voltage
DC-DC CONVERTER
1.235
1.265
V
I
REF
= 0μA
Oscillator Maximum Duty Cycle
80
86
90
%
External Oscillator
Synchronization Range
200
400
kHz
Supply Current in
Low-Noise Mode
I
OUT
360
μA
CLK/SEL = OUT, V
FB
= V
FBLDO
= 1.5V,
no load
DC-DC CONVERTER
REFERENCE
相关PDF资料 |
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|---|---|
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相关代理商/技术参数 |
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|---|---|
| MAX1706EEE | 功能描述:直流/直流开关转换器 1-3 Cell Step-Up w/Linear Regulator 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 |
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| MAX1706EEE+T | 功能描述:直流/直流开关转换器 1-3 Cell Step-Up w/Linear Regulator 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 |
| MAX1706EEE-T | 功能描述:直流/直流开关转换器 1-3 Cell Step-Up w/Linear Regulator 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 |
| MAX17073ETJ+ | 功能描述:直流/直流开关转换器 TFT-LCD Step-Up DC/DC Converter 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 |
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