TPS61087-Q1

ACTIVE

18.5-V, 3.2-A, 650-kHz, 1.2-MHz step-up DC/DC converter with forced PWM mode, AEC-Q100 qualified

Product details

Rating Automotive Operating temperature range (°C) -40 to 125 TI functional safety category Functional Safety-Capable Topology Boost Type Converter Vin (min) (V) 2.5 Vin (max) (V) 6 Switching frequency (min) (kHz) 900 Switching frequency (max) (kHz) 1500 Features Enable, Nonsynchronous, Power good Vout (min) (V) 3 Vout (max) (V) 18.5 Iq (typ) (A) 0.000075
Rating Automotive Operating temperature range (°C) -40 to 125 TI functional safety category Functional Safety-Capable Topology Boost Type Converter Vin (min) (V) 2.5 Vin (max) (V) 6 Switching frequency (min) (kHz) 900 Switching frequency (max) (kHz) 1500 Features Enable, Nonsynchronous, Power good Vout (min) (V) 3 Vout (max) (V) 18.5 Iq (typ) (A) 0.000075
VSON (DRC) 10 9 mm² 3 x 3

The TPS61087-Q1 is a high-frequency, high-efficiency DC-to-DC converter with an integrated 3.2‑A, 0.13-Ω power switch that is capable of providing an output voltage up to 18.5 V. The selectable frequency of 650 kHz or 1.2 MHz allows the use of small external inductors and capacitors, and provides fast transient response. The external compensation allows optimizing the application for specific conditions. A capacitor connected to the soft-start pin minimizes inrush current at start-up.

The TPS61087-Q1 is a high-frequency, high-efficiency DC-to-DC converter with an integrated 3.2‑A, 0.13-Ω power switch that is capable of providing an output voltage up to 18.5 V. The selectable frequency of 650 kHz or 1.2 MHz allows the use of small external inductors and capacitors, and provides fast transient response. The external compensation allows optimizing the application for specific conditions. A capacitor connected to the soft-start pin minimizes inrush current at start-up.

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* Data sheet TPS61087-Q1 650-kHz or 1.2-MHz, 18.5-V Step-Up DC-DC Converter With 3.2-A Switch datasheet (Rev. C) PDF | HTML 10 Jun 2020
Application note QFN and SON PCB Attachment (Rev. C) PDF | HTML 06 Dec 2023
Functional safety information TPS61087-Q1 Functional Safety, FIT Rate, and Failure Mode Distribution 22 May 2020
Application note Performing Accurate PFM Mode Efficiency Measurements (Rev. A) 11 Dec 2018
Analog Design Journal Design considerations for a resistive feedback divider in a DC/DC converter 26 Apr 2012
Analog Design Journal IQ: What it is, what it isn’t, and how to use it 17 Jun 2011

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