ISL6255AHAZ Intersil, ISL6255AHAZ Datasheet
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ISL6255AHAZ
Specifications of ISL6255AHAZ
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ISL6255AHAZ Summary of contents
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... ISL6255HAZ ISL6255HAZ -10 to 100 ISL6255AHRZ ISL6255AHRZ -10 to 100 ISL6255AHAZ ISL6255AHAZ -10 to 100 NOTES: 1. Intersil Pb-free plus anneal products employ special Pb-free material sets; molding compounds/die attach materials and 100% matte tin plate termination finish, which are RoHS compliant and compatible with both SnPb and Pb-free soldering operations ...
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Pinouts ISL6255, ISL6255A (28 LD QFN) TOP VIEW CELLS 2 ICOMP 3 VCOMP 4 ICM 5 VREF 6 CHLIM ISL6255, ISL6255A 23 22 CSOP 21 CSIN ...
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Absolute Maximum Ratings DCIN, CSIP, CSON to GND -0.3V to +28V CSIP-CSIN, CSOP-CSON . . . . . . . ...
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Electrical Specifications DCIN = CSIP = CSIN = 18V, CSOP = CSON = 12V, ACSET = DCSET = 1.5V, ACLIM = VREF, VADJ = Floating VDD = 5V, BOOT-PHASE = 5.0V, GND = PGND = 0V ...
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Electrical Specifications DCIN = CSIP = CSIN = 18V, CSOP = CSON = 12V, ACSET = DCSET = 1.5V, ACLIM = VREF, VADJ = Floating VDD = 5V, BOOT-PHASE = 5.0V, GND = PGND = 0V ...
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Electrical Specifications DCIN = CSIP = CSIN = 18V, CSOP = CSON = 12V, ACSET = DCSET = 1.5V, ACLIM = VREF, VADJ = Floating VDD = 5V, BOOT-PHASE = 5.0V, GND = PGND = 0V ...
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Typical Operating Performance FIGURE 5. AC AND DC ADAPTER DETECTION FIGURE 7. CHARGE ENABLE AND SHUTDOWN CHLIM=0.2V CHLIM=0.2V CSON=8V CSON=8V FIGURE 9. AC ADAPTER REMOVAL 7 ISL6255, ISL6255A DCIN = 20V, 4S2P Li-Battery 25°C, unless otherwise noted. (Continued) ...
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Typical Operating Performance ADAPTER REMOVAL ADAPTER REMOVAL FIGURE 11. SWITCHING WAVEFORMS AT DIODE EMULATION Functional Pin Descriptions BOOT Connect BOOT to a 0.1µF ceramic capacitor to PHASE pin and connect to the cathode of the bootstrap schottky diode. UGATE UGATE ...
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DCIN The DCIN pin is the input of the internal 5V LDO. Connect it to the AC adapter output. Connect a 0.1µF ceramic capacitor from DCIN to CSON. ACSET ACSET adapter detection input. Connect to a resistor ...
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ISL6255, ISL6255A ICM ICM ICM ICM ACSET ACSET ACSET ACSET ACPRN ACPRN ACPRN ACPRN - - - - - - - - 1.065V 1.065V ...
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AC ADAPTER VDD 130k 130k 130k 130k DCIN DCIN DCIN DCIN 10.2k 10.2k 10.2k 10. ACSET ACSET ACSET ACSET ...
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ADAPTER VDD VDD VDD VDD 130k 130k 130k 130k R14 R14 100k 100k 100k 100k 10.2k 10.2k 10.2k 10. R15 ...
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Theory of Operation Introduction The ISL6255, ISL6255A includes all of the functions necessary to charge cell Li-Ion and Li-polymer batteries. A high efficiency synchronous buck converter is used to control the charging voltage and charging current up ...
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An external resistor divider from VREF sets the voltage at VADJ according to bot_VADJ × V VREF ------------------------------------------------------------------------------------------------ - = VADJ R || top_VADJ 514k + R bot_VADJ 514k where R and R are external resistors at bot_VADJ ...
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The highest accuracy of ±3% is achieved with 100mV current-sense threshold voltage for ACLIM = VREF, but it has the highest power dissipation. For example, it has 400mW power dissipation for rated 4A AC adapter and 1W sensing ...
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If designing for airplane power, DCSET is tied to a resistor divider sensing the adapter voltage. When a user is plugged into the 15V airplane supply and the battery voltage is lower than 15V, the MOSFET ...
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C ), and caused by the voltage gd rising rate at phase node at the time instant of the ...
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TABLE 2. COMPONENT LIST (Continued) PARTS PART NUMBERS AND MANUFACTURER 10 μ H/3.8A/26m Ω , Sumida, CDRH104R-100 L 30V/35m Ω , FDS6912A, Fairchild Q1, Q2 -30V/30m Ω , SI4835BDY, Siliconix Q3 Signal P-channel MOSFET, NDS352AP Q6 Signal N-channel ...
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REF REF + + + + FIGURE 18. VOLTAGE LOOP COMPENSATOR Figure 17 shows the voltage ...
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PHASE Pin This trace should be short, and positioned away from other weak signal traces. This node has a very high dv/dt with a voltage swing from the input voltage to ground. No trace should be in parallel with it. ...
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... Dimensions D2 and E2 are for the exposed pads which provide improved electrical and thermal performance. 8. Nominal dimensions are provided to assist with PCB Land Pattern Design efforts, see Intersil Technical Brief TB389. 9. Features and dimensions A2, A3, D1, E1, P & θ are present when C L Anvil singulation method is used and not present for saw singulation ...
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... Accordingly, the reader is cautioned to verify that data sheets are current before placing orders. Information furnished by Intersil is believed to be accurate and reliable. However, no responsibility is assumed by Intersil or its subsidiaries for its use; nor for any infringements of patents or other rights of third parties which may result from its use ...