LM5152-Q1 Series
Automotive 2.2 MHz wide VIN low IQ synchronous boost controller
Manufacturer: Texas Instruments
Link to Manufacturer Page: https://www.ti.com/
Catalog
Automotive 2.2 MHz wide VIN low IQ synchronous boost controller
| Part | Operating Temperature [Max] | Operating Temperature [Min] | Frequency - Switching [Min] | Frequency - Switching [Max] | Synchronous Rectifier | Function | Grade | Topology | Duty Cycle (Max) [Min] | Duty Cycle (Max) [Max] | Clock Sync | Mounting Type | Output Phases | Output Configuration | Qualification | Number of Outputs | Output Type | Package / Case | Control Features | Voltage - Supply (Vcc/Vdd) [Min] | Voltage - Supply (Vcc/Vdd) [Max] |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Texas Instruments LM5152QRGRRQ1 | 150 C | -40 °C | 100 kHz | 2.2 MHz | Step-Up | Automotive | Boost | 80 % | 94 % | Surface Mount, Wettable Flank | 1 | Positive | AEC-Q100 | 1 | Transistor Driver | 20-VFQFN Exposed Pad | Dead Time Control, Enable, Frequency Control, Ramp, Soft Start, Tracking | 0.8 V | 42 V |
Key Features
• AEC-Q100 qualified for automotive applicationsTemperature grade 1: –40°C to +125°C, TAFunctional Safety-CapableDocumentation available to aid functional safety system designSuited for wide operating range automotive battery powered applications3.8-V to 42-V input operating rangeDynamically programmable VOUTfrom 5 V to 20 V (protection up to 57 V)Minimum boost input 0.8 V when BIAS ≥ 3.8 VBypass operation when VSUPPLY> VLOAD(LM5152 only, see the device comparison table)Minimized battery drainShutdown current ≤ 3 µAAutomatic mode transitionBattery drain in deep sleep ≤ 11 µA (bypass operation, charge pump off)Battery drain in deep sleep ≤ 33 µA (bypass operation, charge pump on)BIAS IQin sleep ≤ 13 µA (skip mode)Strong 5-V MOSFET driversSmall solution size and low cost2.2-MHz maximum switching frequencyInternal boot diodeConstant peak current limit over VINSupports DCR inductor current sensingQFN-20 with wettable flanksAvoid AM band interference and crosstalkOptional clock synchronization100-kHz to 2.2-MHz switching frequencySelectable switching mode (FPWM, diode emulation, skip mode)EMI mitigationOptional programmable spread spectrumLead-less packageProgrammability and flexibilityDynamic VOUTtrackingDynamic switching frequency programmingProgrammable line UVLOAdjustable soft startAdaptive dead timeBoost STATUS indicatorIntegrated protection featuresCycle-by-cycle peak current limitOvervoltage protectionHB-SW short protectionThermal shutdownAEC-Q100 qualified for automotive applicationsTemperature grade 1: –40°C to +125°C, TAFunctional Safety-CapableDocumentation available to aid functional safety system designSuited for wide operating range automotive battery powered applications3.8-V to 42-V input operating rangeDynamically programmable VOUTfrom 5 V to 20 V (protection up to 57 V)Minimum boost input 0.8 V when BIAS ≥ 3.8 VBypass operation when VSUPPLY> VLOAD(LM5152 only, see the device comparison table)Minimized battery drainShutdown current ≤ 3 µAAutomatic mode transitionBattery drain in deep sleep ≤ 11 µA (bypass operation, charge pump off)Battery drain in deep sleep ≤ 33 µA (bypass operation, charge pump on)BIAS IQin sleep ≤ 13 µA (skip mode)Strong 5-V MOSFET driversSmall solution size and low cost2.2-MHz maximum switching frequencyInternal boot diodeConstant peak current limit over VINSupports DCR inductor current sensingQFN-20 with wettable flanksAvoid AM band interference and crosstalkOptional clock synchronization100-kHz to 2.2-MHz switching frequencySelectable switching mode (FPWM, diode emulation, skip mode)EMI mitigationOptional programmable spread spectrumLead-less packageProgrammability and flexibilityDynamic VOUTtrackingDynamic switching frequency programmingProgrammable line UVLOAdjustable soft startAdaptive dead timeBoost STATUS indicatorIntegrated protection featuresCycle-by-cycle peak current limitOvervoltage protectionHB-SW short protectionThermal shutdown
Description
AI
The LM5152x-Q1 (LM5152-Q1 and LM51521-Q1) device is a wide input range synchronous boost controller that employs peak current mode control.
The LM5152x-Q1 (LM5152-Q1 and LM51521-Q1) device is a wide input range synchronous boost controller that employs peak current mode control.