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Bel Fuse Inc.
BQ2540-9R
|
Texas Instruments
BQ25887RGER
|
Texas Instruments
BQ294506DRVR
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Texas Instruments
BQ2057SNTR
|
Texas Instruments
BQ2092SN-A311TR
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Texas Instruments
BQ20851DBT
|
Texas Instruments
BQ24741RHDT
|
Texas Instruments
BQ24742RHDT
|
Texas Instruments
BQ298019RUGR
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Texas Instruments
BQ2057WTSTR
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| Price |
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| RoHS |
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Compliant |
Y |
Y |
Yes |
Yes |
Yes |
Yes |
Yes |
Y |
Yes |
| Lead Status |
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Y |
Y |
Yes |
Yes |
Yes |
Yes |
Yes |
Y |
Yes |
| Control topology |
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Switch-Mode Boost |
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| Package Group |
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VQFN|24 |
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SOIC,TSSOP |
| Rating |
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Catalog |
Catalog |
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Catalog |
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| Absolute Vin (safety rating)(Max)((V)) |
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20 |
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18 |
| Number of series cells |
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2 |
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| Approx. price(US$) |
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2.10 | 1ku |
.142 | 1ku |
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.152 | 1ku |
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| Control interface |
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I2C |
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| Features |
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ICO,IINDPM,Integrated ADC,Integrated FET,JEITA BAT Temp Monitoring (Thermistor Pin),OVP,Thermal Regulation,UVLO,VINDPM,Cell Balancing |
Overvoltage,Single pin output drive |
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High-side FET drive,Over-temperature (OT),Overcurrent during charge (OCC),Overcurrent during discharge (OCD),Overvoltage,Short-circuit Discharge (SCD),Undervoltage |
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| Charge current(Max)(A) |
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2.2 |
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| Operating Vin(Min)(V) |
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3.9 |
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| Package size |
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mm2 |
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| Battery charge voltage(Max)(V) |
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9.2 |
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| Operating Vin(Max)(V) |
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6.2 |
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15 |
| Cell chemistry |
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Li-Ion/Li-Polymer |
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| Battery charge voltage(Min)(V) |
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6.8 |
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| Battery overvoltage protection(max)(V) |
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4.38 |
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5.2 |
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| Battery overvoltage protection(min)(V) |
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4.38 |
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3.75 |
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| Function |
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Protection |
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Protection |
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| Number of series cells(max) |
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3 |
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1 |
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| Number of series cells(min) |
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2,3 |
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1 |
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| Operating current(typ)(A) |
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1 |
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5 |
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| Operating temperature range(C) |
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-40 |
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-40 |
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| Overvoltage protection |
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4.38 |
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4.425 |
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| Package area(mm^2) |
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4 |
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2.25 |
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| Package size (L x W)(mm) |
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2 x 2 |
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1.5 x 1.5 |
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| Package type |
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WSON |
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X2QFN |
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| Pin count |
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6 |
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8.0 |
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| TI functional safety category |
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| Vin(max)(V) |
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25 |
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5.5 |
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| TI.com inventory |
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1059000 |
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11376 |
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| Cell Chemistry |
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Li-Ion/Li-Polymer |
| Approx. Price (US$) |
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0.80 | 1ku |
| Package Size |
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mm2 |
| Control Interface |
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Standalone (RC-Settable) |
| Special Features |
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Temp Monitoring (Thermistor Pin) |
| Battery Charge Voltage(V) |
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4.2 (Fixed) |
| Charge Current(Max)(A) |
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2 |
| # Series Cells |
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1,2 |
