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参数资料
| 型号： | MAX6820UT+T |
| 厂商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分类： | 电源管理 |
| 英文描述： | SOT23 Power-Supply Sequencers |
| 中文描述： | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO6 |
| 封装： | MO-178AB, SOT-23, 6 PIN |
| 文件页数： | 7/8页 |
| 文件大小： | 521K |
| 代理商： | MAX6820UT+T |
MAX6819/MAX6820
SOT23 Power-Supply Sequencers
_______________________________________________________________________________________
7
SETD/EN
SETV
VCC2
GATE
MULTISUPPLY
BOARD OR
P
5(V) PRIMARY VOLTAGE SUPPLY
3.3(V) SECONDARY VOLTAGE SUPPLY
1.8(V) THIRD VOLTAGE SUPPLY
VCC1
GND
R3
R4
R1
R2
SETD/EN
SETV
VCC2
GATE
VCC1
GND
MAX6819
MAX6820
MAX6819
MAX6820
Figure 4. Sequencing Three Power Supplies
Figure 5. Maximum Transient Duration vs. SETV Threshold
in Overdrive
18
0
0.01
1
0.1
6
2
14
10
20
8
4
16
12
SETV THRESHOLD OVERDRIVE, VTH - VSETV (V)
MAXIMUM
TRANSIENT
DURATION
(
s)
VCC1 = 5V
VCC2 = 0
SETD = FLOATING
GATE DISABLED ABOVE CURVE
10%
O
VEN/VSETV
tDELAY
tON
90%
10%
VCC2 + 5.5V
GATE
O
tOFF
50%
Figure 3. Timing Diagram
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相关代理商/技术参数 |
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|---|---|
| MAX6821LUK | 制造商:Maxim Integrated Products 功能描述:LOW_VOLTAGE SOT23 MICROPROCESSOR SU - Rail/Tube |
| MAX6821LUK+ | 制造商:Rochester Electronics LLC 功能描述: 制造商:Maxim Integrated Products 功能描述: |
| MAX6821LUK+T | 功能描述:监控电路 RoHS:否 制造商:STMicroelectronics 监测电压数: 监测电压: 欠电压阈值: 过电压阈值: 输出类型:Active Low, Open Drain 人工复位:Resettable 监视器:No Watchdog 电池备用开关:No Backup 上电复位延迟（典型值）:10 s 电源电压-最大:5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:UDFN-6 封装:Reel |
| MAX6821LUK-T | 功能描述:监控电路 RoHS:否 制造商:STMicroelectronics 监测电压数: 监测电压: 欠电压阈值: 过电压阈值: 输出类型:Active Low, Open Drain 人工复位:Resettable 监视器:No Watchdog 电池备用开关:No Backup 上电复位延迟（典型值）:10 s 电源电压-最大:5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:UDFN-6 封装:Reel |
| MAX6821MUK | 制造商:Maxim Integrated Products 功能描述:LOW_VOLTAGE SOT23 MICROPROCESSOR SU - Cut Tape Product |
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