MAX16946GTE/V+T Maxim Integrated Products, MAX16946GTE/V+T Datasheet
MAX16946GTE/V+T
Specifications of MAX16946GTE/V+T
Related parts for MAX16946GTE/V+T
MAX16946GTE/V+T Summary of contents
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... Denotes an automotive qualified part. +Denotes a lead(Pb)-free/RoHS-compliant package. *EP = Exposed pad. **Future product—contact factory for availability. _______________________________________________________________ Maxim Integrated Products 1 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. S Switch Phantom Power-On/Off Under µC Control ...
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Remote Antenna, Current-Sense and LDO/Switches ABSOLUTE MAXIMUM RATINGS SC, OL, REG to GND ...........................................-0.3V to +6.0V OLT, LIM, FB, AOUT, REF, COMP to GND .....................................-0. IN, SENS, SHDN to GND ......................................-0.3V to +28V IN, SENS, SHDN to GND ...
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Remote Antenna, Current-Sense and ELECTRICAL CHARACTERISTICS (continued 12V 0V -40NC to +105NC, unless otherwise noted. Typical values are GND A PARAMETER SYMBOL Feedback Input Bias Current I Fixed 8.5V to LDO ...
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Remote Antenna, Current-Sense and LDO/Switches ELECTRICAL CHARACTERISTICS (continued 12V 0V -40NC to +105NC, unless otherwise noted. Typical values are GND A PARAMETER SYMBOL OLT Input Bias Current I OLT Initial Open-Load ...
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Remote Antenna, Current-Sense and ELECTRICAL CHARACTERISTICS (continued 12V 0V -40NC to +105NC, unless otherwise noted. Typical values are GND A PARAMETER SYMBOL V SHDN Input-Voltage High SHDN_HI V SHDN Input-Voltage Low ...
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Remote Antenna, Current-Sense and LDO/Switches (V = 14V 0.5ω +25 ° C, unless otherwise noted.) IN SENSE A DROPOUT VOLTAGE vs. LOAD CURRENT (SWITCHED OUTPUT) 340 320 300 280 260 240 220 T = +25°C A ...
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Remote Antenna, Current-Sense and (V = 14V 0.5ω +25 ° C, unless otherwise noted.) IN SENSE A LOAD TRANSIENT RESPONSE (5V LDO MODE) 100µs/div POWER-UP WAVEFORMS (V = 8.5V, I OUT OUT 2ms/div STARTUP WAVEFORMS (V ...
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Remote Antenna, Current-Sense and LDO/Switches (V = 14V 0.5ω +25 ° C, unless otherwise noted.) IN SENSE A HIGH-VOLTAGE LINE TRANSIENT RESPONSE (MAX16947) 100ms/div CURRENT-SENSE AMPLIFIER GAIN vs. TEMPERATURE 26.00 25.95 25.90 25.85 25.80 25.75 25.70 ...
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Remote Antenna, Current-Sense and (V = 14V 0.5ω +25°C, unless otherwise noted.) SENSE A IN DROPOUT VOLTAGE ( SENS (MAX16946 8.5V LDO CONFIGURATION) 200 I = 100mA OUT FB = REG 175 150 125 ...
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Remote Antenna, Current-Sense and LDO/Switches TOP VIEW REG FB 14 MAX16946 GND 15 EP OUT TQFN PIN NAME MAX16946 MAX16947 SENS 3 3 SHDN ...
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Remote Antenna, Current-Sense and PIN NAME MAX16946 MAX16947 12 12 REF 13 13 REG 14 — — OUT — 16 OUT — — EP Detailed Description The MAX16946/MAX16947 high-voltage, high-side, cur- rent-sense LDO/switches feature internal current limiting to ...
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Remote Antenna, Current-Sense and LDO/Switches The devices monitor the load current through an external sense resistor and perform the following actions the monitored current is lower than the set open- load current, the devices signal that there is ...
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Remote Antenna, Current-Sense and I LIM I SC LOAD CURRENT t BLANK SHDN SC Figure 1. Turn-On into Temporary Short Circuit I LIM I SC LOAD CURRENT t BLANK SHDN SC Figure 2. Turn-On into Hard Short Circuit ______________________________________________________________________________________ LDO/Switches ...
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Remote Antenna, Current-Sense and LDO/Switches I LIM I SC LOAD CURRENT t BLANK SHDN SC Figure 3. Turn-On into Temporary Heavy Load I LIM I SC LOAD CURRENT t BLANK SHDN SC Figure 4. Turn-On into Heavy Load 14 _____________________________________________________________________________________ ...
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Remote Antenna, Current-Sense and Short-to-Battery and Reverse-Current Detection It is possible for OUT to be shorted to the battery due to a fault in the system. The devices detect this failure by comparing the OUT voltage and the IN voltage ...
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Remote Antenna, Current-Sense and LDO/Switches Applications Information Choosing the Sense Resistor Ideally, the maximum load current develops the full-scale sense voltage across the current-sense resistor. The current-sense amplifier output voltage is given by ...
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Remote Antenna, Current-Sense and Current-Limit Threshold Selection A resistive divider between REF, LIM, and GND sets the current-limit threshold. See Figure 6. Use the following formula to set the desired current-limit threshold V REF ...
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Remote Antenna, Current-Sense and LDO/Switches Layout and Thermal Dissipation To optimize the switch response time to output short- circuit condition very important to keep all traces as short as possible to reduce the effect of undesirable parasitic inductance. ...
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Remote Antenna, Current-Sense and BATTERY INPUT SUPPLY R PU ERROR FLAGS CURRENT- SENSE OUTPUT ON/OFF Figure 9. LDO with Fixed 8.5V Output BATTERY INPUT ERROR FLAGS CURRENT- SENSE OUTPUT () MAX16947 Figure 10. Input ...
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Remote Antenna, Current-Sense and LDO/Switches Chip Information PROCESS: BiCMOS 20 _____________________________________________________________________________________ Package Information For the latest package outline information and land patterns www.maxim-ic.com/packages. Note that a “+”, “#”, or “-” in the package code indicates RoHS status only. ...
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... 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 2010 Maxim Integrated Products © ...