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参数资料
| 型号： | MAX6474UT32BD1 |
| 厂商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分类： | 固定／可调正电压单路输出LDO稳压器 |
| 英文描述： | 300mA LDO Linear Regulators with Internal Microprocessor Reset Circuit |
| 中文描述： | FIXED/ADJUSTABLE POSITIVE LDO REGULATOR, PDSO6 |
| 封装： | MO-178AB, SOT-23, 6 PIN |
| 文件页数： | 18/24页 |
| 文件大小： | 491K |
| 代理商： | MAX6474UT32BD1 |
MAX6469–MAX6484
300mA LDO Linear Regulators with Internal
Microprocessor Reset Circuit
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(VIN = (VOUT + 0.5V) or +2.5V, whichever is greater, COUT = 3.3F, TA = -40°C to +85°C. Typical specifications are at TA = +25°C,
unless otherwise noted.) (Note 2)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
IOUT = 50mA
23
32
IOUT = 150mA
55
90
VOUT = +3.3V
(fixed output operation)
IOUT = 300mA
114
180
IOUT = 50mA
25
40
IOUT = 150mA
61
100
VOUT = +3.0V
(fixed output operation)
IOUT = 300mA
114
190
IOUT = 50mA
26
50
IOUT = 150mA
65
110
VOUT = +2.8V
(fixed output operation)
IOUT = 300mA
137
210
IOUT = 50mA
30
60
IOUT = 150mA
75
150
Dropout Voltage
(Notes 3, 4)
ΔVDO
VOUT = +2.5V
(fixed output operation)
IOUT = 300mA
158
250
mV
Output Current Limit
VIN
≥ 2.5V (Note 3)
450
mA
Input Reverse Leakage Current
(OUT to IN Leakage Current)
VIN = 4V, VOUT = 5.5V, SHDN deasserted
0.01
1.5
A
Startup Time Response
Rising edge of VIN or SHDN to VOUT
within specification, RL = 68
Ω, SET = GND,
IOUT = 10mA
20
s
SHDN Input Low Voltage
VIL
0.3
× VIN
V
SHDN Input High Voltage
VIH
0.7
× VIN
V
SHDN Input Current
SHDN = VIN or GND
-1
0.1
+1
A
Thermal-Shutdown Temperature
TSHDN
180
°C
Thermal-Shutdown Hysteresis
ΔTSHDN
20
°C
Line Regulation
VOUT = 1.5V, 2.5V
≤ VIN ≤ 5.5V,
IOUT = 10mA
0.09
%/V
Load Regulation
VOUT = 1.5V, VIN = 2.5V, 1mA
≤ IOUT ≤
150mA
0.2
%
MAX6469–MAX6476
150
Output Voltage Noise
10Hz to 100kHz,
CIN = 0.1F,
IOUT = 100mA,
VOUT = 1.5V
MAX6477–MAX6484
75
VRMS
RESET CIRCUIT
MAX64_ _ _ _ _ _ A
90
92.5
95
VOUT Reset Threshold
(VFB for MAX6475/MAX6476/
MAX6483/MAX6484) (Note 5)
VTHOUT
MAX64_ _ _ _ _ _ B
85
87.5
90
%VOUT
VOUT to Reset Delay
(VFB for MAX6475/MAX6476/
MAX6483/MAX6484)
35
s
D1
2.5
3.75
5.0
D2
20
30
40
D3
150
225
300
Reset Timeout Period
(Note 6)
tRP
D4
1200
1800
2400
ms
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX6474UT32BD1-T | 功能描述:低压差稳压器 - LDO RoHS:否 制造商:Texas Instruments 最大输入电压:36 V 输出电压:1.4 V to 20.5 V 回动电压（最大值）:307 mV 输出电流:1 A 负载调节:0.3 % 输出端数量: 输出类型:Fixed 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-20 |
| MAX6474UT32BD2 | 制造商:Maxim Integrated Products 功能描述:300MA LDO LINEAR REGULATORS WITH IN - Rail/Tube |
| MAX6474UT32BD2-T | 功能描述:低压差稳压器 - LDO RoHS:否 制造商:Texas Instruments 最大输入电压:36 V 输出电压:1.4 V to 20.5 V 回动电压（最大值）:307 mV 输出电流:1 A 负载调节:0.3 % 输出端数量: 输出类型:Fixed 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-20 |
| MAX6474UT32BD3 | 制造商:Maxim Integrated Products 功能描述:300MA LDO LINEAR REGULATORS WITH IN - Rail/Tube |
| MAX6474UT32BD3-T | 功能描述:低压差稳压器 - LDO RoHS:否 制造商:Texas Instruments 最大输入电压:36 V 输出电压:1.4 V to 20.5 V 回动电压（最大值）:307 mV 输出电流:1 A 负载调节:0.3 % 输出端数量: 输出类型:Fixed 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-20 |
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