TPS65170RHDR ,4-CH LCD Bias w/ Regulators for External Charge Pump 28-VQFN -40 to 85ELECTRICAL CHARACTERISTICSV = 12V; V = 17V; V = 3.3V; T = –40°C to 85°C; typical values are at 25°C ..
TPS65180RGZR ,PMIC for E Ink Vizplex Enabled Electronic Paper Display 48-VQFN -10 to 85
TPS65181 ,PMIC for E Ink Vizplex Enabled Electronic Paper Display 48-VQFN -10 to 85Features 2 Applications1• Single-Chip Power Management Solution for • Power Supply for Active Matri ..
TPS65181BRGZR ,PMIC for E Ink Vizplex Enabled Electronic Paper Display 48-VQFN -10 to 85Features 2 Applications1• Single-Chip Power Management Solution for • Power Supply for Active Matri ..
TPS65181RGZR ,PMIC for E Ink Vizplex Enabled Electronic Paper Display 48-VQFN -10 to 85 SLVSA76G–MARCH 2010–REVISED JANUARY 20165 Description (continued)Accurate back-plane biasing is pr ..
TPS65182RGZR ,PMIC for E Ink Vizplex Enabled Electronic Paper Display 48-VQFN -10 to 85Features • Sleep Mode Support• Thermally Enhanced Package for Efficient Heat1• Single Chip Power Ma ..
TSUS5202 ,Infrared emitting diodesElectrical CharacteristicsT = 25 °C, unless otherwise specifiedambParameter Test condition Symbol M ..
TSUS5402 ,Infrared emitting diodesElectrical CharacteristicsT = 25 °C, unless otherwise specifiedambParameter Test condition Symbol M ..
TSV321RILT ,General purpose low voltage rail to rail input/output op-ampFeatures Pin connections (top view)• Operating range V = 2.5 V to 6 V CC• Rail-to-rail input and o ..
TSV324IDT ,General purpose low voltage rail to rail input/output op-ampAbsolute maximum ratings Symbol Parameter Value Unit (1)V Supply voltage 7 V CC(2)V Differential i ..
TSV324IYDT ,General purpose low voltage rail to rail input/output op-ampapplications • Audio driver (headphone driver) • Sensor signal conditioning SO8, MiniSO8, TSSOP8 ..
TSV324IYPT ,General purpose low voltage rail to rail input/output op-amp TSV321, TSV358, TSV324, TSV321A, TSV358A, TSV324A, General purpose input/output rail-to-rail lo ..
TPS65170RHDR
4-CH LCD Bias w/ Regulators for External Charge Pump
Isolation Switch
Control
Boost
Converter
Buck
Converter
Positive
LDO Controller
Negative
LDO Controller
Reset
Generator
TPS65170
www.ti.com SLVSA27 –OCTOBER 2009
LCD Bias Supply
Checkfor Samples :TPS65170The TPS65170 also providesa reset circuit that
1FEATURESmonitors the buck converter output (VLOGIC) and
• 8.6Vto 14.7V Input Voltage Range generatesa reset signal for the timing controller
• 2.8A Boost Converter Switch Current Limit during power-up.
Boost Converter Output Voltages upto 18.5V A control signal can also be generatedto control an
• Boost and Buck Converter Short-Circuit external MOSFET isolation switch located between
Protection the output of the boost converter and the display
panel.
• 1.5A Buck Converter Switch Current Limit Fixed 750kHz Switching Frequency for Buck
and Boost Converters Fixed Buck Converter Soft-Start Programmable Boost Converter Soft-Start Two Charge Pump Controllersto Regulate VGH
and VGL Control Signal for External High-Side MOSFET
Isolation Switch Reset Signal With Programmable Reset Pulse
Duration Thermal Shutdown 28-Pin 5×5 mm QFN Package
APPLICATIONS LCD TVs and Monitors
DESCRIPTIONThe TPS65170 providesa simple and economic
power supply solution fora wide varietyof LCD bias
applications. applications, the boost panel’s source generates the VLOGIC, and the two charge pumps the charge
pump output voltage,in the ICis thermal design
