参数资料
型号: MAX6714AUB+T
厂商: MAXIM INTEGRATED PRODUCTS INC
元件分类: 电源管理
英文描述: Low-Voltage, High-Accuracy, Quad Voltage Monitors in µMAX Package
中文描述: 4-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO10
封装: MICRO MAX PACKAGE-10
文件页数: 10/13页
文件大小: 287K
代理商: MAX6714AUB+T
MAX6709/MAX6714
Low-Voltage, High-Accuracy, Quad Voltage
Monitors in MAX Package
6
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Pin Description
PIN
MAX6709
MAX6714
NAME
FUNCTION
1
IN1
Input Voltage 1. See Selector Guide for monitored voltages.
2
IN2
Input Voltage 2. See Selector Guide for monitored voltages.
3
IN3
Input Voltage 3. See Selector Guide for monitored voltages.
4
IN4
Input Voltage 4. See Selector Guide for monitored voltages.
5
GND
Ground
6
PWRGD4
Output 4. PWRGD4 asserts low when IN4 falls below its threshold voltage. PWRGD4 is open
drain with a 10A internal pullup current source to VCC.
7
PWRGD3
Output 3. PWRGD3 asserts low when IN3 falls below its threshold voltage. PWRGD3 is open
drain with a 10A internal pullup current source to VCC.
8
PWRGD2
Output 2. PWRGD2 asserts low when IN2 falls below its threshold voltage. PWRGD2 is open
drain with a 10A internal pullup current source to VCC.
9
PWRGD1
Output 1. PWRGD1 asserts low when IN1 falls below its threshold voltage. PWRGD1 is open
drain with a 10A internal pullup current source to VCC.
10
VCC
Power-Supply Input. Connect VCC to a 2.0V to 5.5V supply. An undervoltage lockout circuit
forces all PWRGD_ outputs low when VCC drops below the minimum operating voltage. VCC
is not a monitored voltage for the MAX6709. For the MAX6714, RESET asserts low when VCC
drops below its threshold.
1
MR
Manual Reset Input. Force MR low to assert the RESET output. RESET remains asserted for
the reset timeout period after MR goes high. MR is internally pulled up to VCC.
2
PFI1
Power-Fail Input 1. Input to noninverting input of the power-fail comparator. PFI1 is
compared to an internal 0.62V reference. Use an external resistor-divider network to adjust
the monitor threshold.
3
PFI2
Power-Fail Input 2. Input to noninverting input of the power-fail comparator. PFI2 is
compared to an internal 0.62V reference. Use an external resistor-divider network to adjust
the monitor threshold.
4
PFI3
Power-Fail Input 3. Input to noninverting input of the power-fail comparator. PFI3 is
compared to an internal 0.62V reference. Use an external resistor-divider network to adjust
the monitor threshold.
6
PFO3
Power-Fail Output 3. PFO3 is an active-low, open-drain output with a 10A internal pullup to
VCC. PFO3 asserts low when PFI3 is below the selected threshold.
7
PFO2
Power-Fail Output 2. PFO2 is an active-low, open-drain output with a 10A internal pullup to
VCC. PFO2 asserts low when PFI2 is below the selected threshold.
8
PFO1
Power-Fail Output 1. PFO1 is an active-low, open-drain output with a 10A internal pullup to
VCC. PFO1 asserts low when PFI1 is below the selected threshold.
9
RESET
Reset Output. RESET is an active-low, open-drain output that asserts low when VCC drops
below its preset threshold voltage or when a manual reset is initiated. RESET remains low for
the reset timeout period after VCC exceeds the selected reset threshold or MR is released.
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