A6850KLTR-T Allegro Microsystems Inc, A6850KLTR-T Datasheet
A6850KLTR-T
Specifications of A6850KLTR-T
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A6850KLTR-T Summary of contents
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Features and Benefits ▪ 4.75 to 26.5 V operation ▪ Low V -to-V voltage drop IN OUT ▪ current sense feedback 10 ▪ Survive short-to-battery and short-to-ground faults ▪ Survive 40 V load dump ▪ >4 kV ESD ...
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... The A6850 eliminates the need for the external series shunt resistor in Hall device applications by incorporating an integrated current mirror which reports the Hall IC supply current as a the SENSE1 or SENSE2 output pin. A low current Sleep mode is Selection Guide Part Number A6850KLTR-T 13-in. reel, 3000 pieces/reel Absolute Maximum Ratings Characteristic Supply Voltage Output Voltage ...
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A6850 ELECTRICAL CHARACTERISTICS at T Characteristics Supply Input Voltage Range Supply Input Quiescent Current 1 Power-Up Time Output Rise Time 2 2 Output Fall Time 2 Enable Delay Time 2 Disable Delay Time OUTPUTx Source Resistance OUTPUTx Leakage Current SENSEx ...
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A6850 0 mA 10% OUTPUTx 90% current 90% SENSEx voltage 10 Figure 1. Signal Channel Timing, ENABLE1 = ENABLE1 = High, R 50% ENABLEx Voltage OUTPUTx Current 50% SENSEx Voltage 0 V Figure 2. ...
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A6850 SENSE Pin Outputs The A6850 divides the OUTPUTx pin current by 10 and mirrors it onto the corresponding SENSEx pin. Putting sense resistors, RSENSE , from these pins to ground will create a voltage that can be read by ...
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A6850 Signal and Enable delays When ENABLEx = 1, current signals applied to the OUTPUTx pins will appear scaled and delayed on the SENSEx pins. The transfer characteristic can be considered that of a low pass filter. The response time ...
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A6850 T can be estimated by calculating the power dissipation (P J the A6850. To calculate INQ – V – OUTPUT1 OUTPUT1 OUTPUT2 – V – SENSE1 ...
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A6850 Two-Wire Hall IC Interfacing When voltage is applied to two-wire Hall effect ICs, current flows within one of two narrow ranges. Any current level not within these ranges indicates a fault condition. Signal and Fault Table Condition OUTPUT Pin ...
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A6850 Mechanical Switch Interfacing The A6850 can be used as an interface between mechanical switches, set in a switch-to-ground configuration, and a low voltage microprocessor. A series resistor must be placed in the circuit to limit current when the mechanical ...
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A6850 Ganging SENSE1 and SENSE2 In certain applications both outputs may be read with a single ADC channel. The OUTPUTx loads are enabled by alternatively activating ENABLEx. In fact, both ENABLE1 Vcc Controller Figure 7. Outline of ganged configuration V ...
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A6850 Protection from EMI Transients generated by electromagnetic interference (EMI) can disturb operation of the A6850 or add unwanted noise to the signals being processed. The scheme shown in figure 9 illustrates possible supply decou- pling and signal filtering options. ...
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A6850 4.90 ±0. 0.20 C 0.41 ±0.10 Copyright ©2006-2011, Allegro MicroSystems, Inc. Allegro MicroSystems, Inc. reserves the right to make, from time to time, such de par tures from the detail spec ...