MAX6458UKD0A+T Maxim Integrated Products, MAX6458UKD0A+T Datasheet
![IC SUPPLY VOLT MONITR SOT23-5](/photos/1/38/13898/175-sot-23-5_sml.jpg)
MAX6458UKD0A+T
Specifications of MAX6458UKD0A+T
MAX6458UKD0A+TTR
Related parts for MAX6458UKD0A+T
MAX6458UKD0A+T Summary of contents
Page 1
... Multicell Battery-Stack Powered Equipment Notebooks, eBooks Automotive Industrial Telecom Networking ________________________________________________________________ Maxim Integrated Products For pricing, delivery, and ordering information, please contact Maxim Direct at 1-888-629-4642, or visit Maxim’s website at www.maxim-ic.com. SOT Packages o Wide Supply Voltage Range 28V o Internal 2.25V ±2.5% Reference o Low Current (3.5µ ...
Page 2
High-Voltage, Low-Current Voltage Monitors in SOT Packages ABSOLUTE MAXIMUM RATINGS , OUT, OUTA, OUTB, CLEAR to GND ..........-0.3V to +30. IN+, IN- to GND..........................................-0. REF to GND..............-0.3V to the lower of +6V and (V Input Currents ...
Page 3
High-Voltage, Low-Current Voltage Monitors in ELECTRICAL CHARACTERISTICS (continued 28V -40°C to +125°C, unless otherwise specified. Typical values are PARAMETER SYMBOL Output Voltage Low V OL Output Leakage Current I LKG ...
Page 4
High-Voltage, Low-Current Voltage Monitors in SOT Packages (GND = 10kΩ, and T = +25°C, unless otherwise noted.) PULLUP A SUPPLY CURRENT vs. SUPPLY VOLTAGE +125° +25° ...
Page 5
High-Voltage, Low-Current Voltage Monitors in (GND = 10kΩ, and T = +25°C, unless otherwise noted.) PULLUP A OUTPUT SHORT-CIRCUIT SINK CURRENT vs. TEMPERATURE 12V ...
Page 6
High-Voltage, Low-Current Voltage Monitors in SOT Packages PIN MAX6457 MAX6458 MAX6459 MAX6460 1 1 — — — 1 — — — — — — — — ...
Page 7
High-Voltage, Low-Current Voltage Monitors MAX6457 IN+ TIMEOUT OPTION HYSTERESIS OPTION 1.228V GND Figure 1. MAX6457 Functional Diagram V CC IN+ UV IN- OV HYSTERESIS OPTION 1.228V "UV": UNDERVOLTAGE "OV": OVERVOLTAGE GND Figure 3. MAX6459 Functional Diagram _______________________________________________________________________________________ ...
Page 8
High-Voltage, Low-Current Voltage Monitors in SOT Packages Detailed Description Each of the MAX6457–MAX6460 high-voltage (4V to 28V), low-power voltage monitors include a precision bandgap reference, one or two low-offset-voltage com- parators, internal threshold hysteresis, internal timeout period, and one or ...
Page 9
High-Voltage, Low-Current Voltage Monitors in >V TH+ IN+ <V TH CLEAR OUT Figure 7. Timing Diagram (MAX6457) Hysteresis adds noise immunity to the voltage monitors and prevents oscillation due to repeated triggering ...
Page 10
High-Voltage, Low-Current Voltage Monitors in SOT Packages V SUPPLY IN+ MAX6457– R2 100kΩ MAX6460 OUT CLEAR (OUTA FOR MAX6459) 1µF GND Figure 9. Overvoltage Shutdown Circuit (with External Pass MOSFET) Applications Information Undervoltage Lockout Figure 8 shows ...
Page 11
High-Voltage, Low-Current Voltage Monitors in remains high. When V exceeds V CC asserts low while OUTA remains high are given by the following equations: TRIPHIGH ⎛ TOTAL ⎜ TRIPLOW TH - ⎝ ...
Page 12
High-Voltage, Low-Current Voltage Monitors in SOT Packages Table 1. Factory-Trimmed Internal Hysteresis and Timeout Period Options PART MAX6457UKD_ _ -T MAX6458UKD_ _ -T MAX6459UT_ -T MAX6460UT-T PIN LATCHED PART COUNT OUTPUT MAX6457UKD0A-T 5 MAX6457UKD3A-T 5 MAX6457UKD0B-T 5 MAX6457UKD3B-T 5 MAX6457UKD0C-T ...
Page 13
High-Voltage, Low-Current Voltage Monitors in × TOTAL = TRIPLOW Ω 167 223 273 ...
Page 14
High-Voltage, Low-Current Voltage Monitors in SOT Packages Chip Information TRANSISTOR COUNT: 785 PROCESS: BiCMOS 14 ______________________________________________________________________________________ Package Information For the latest package outline information and land patterns www.maxim-ic.com/packages. PACKAGE TYPE PACKAGE CODE 5 SOT23 U5-1 6 SOT23 U5-1 ...
Page 15
... Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are implied. Maxim reserves the right to change the circuitry and specifications without notice at any time. Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600 ____________________ 15 © 2009 Maxim Integrated Products ...