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THS3491IRGTT Datasheet(PDF) 3 Page - Texas Instruments |
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THS3491IRGTT Datasheet(HTML) 3 Page - Texas Instruments |
3 / 28 page 16 PD DNC +VS GND Tj_Sense ±VS VOUT VOUT NC FB NC VIN± VIN+ 15 14 13 1 2 3 4 5 6 7 8 12 11 10 9 ±VS NC +VS + ± REF VIN± 1 2 3 4 VIN+ ±VS PD 8 7 6 5 +VS VOUT NC 3 THS3491 www.ti.com SBOS875 – AUGUST 2017 Product Folder Links: THS3491 Submit Documentation Feedback Copyright © 2017, Texas Instruments Incorporated (1) Slew rate from FPBW of 135 MHz, 4 VPP. (2) Slew rate from FPBW of 32 MHz, 20 VPP. (3) Slew rate from FPBW of 880 MHz, 2 VPP. 5 Device Comparison Table DEVICE SUPPLY, VS (V) SSBW, AV = 5 (MHz) MAXIMUM ICC AT 25°C (mA) INPUT NOISE, Vn (nV/ √Hz) THD, 2 VPP AT 10 kHz (dBc) SLEW RATE (V/µs) LINEAR OUTPUT CURRENT (mA) THS3491 ±15 900 17.3 1.7 –56 8000 ±380 THS3095 ±15 190 9.5 1.6 –37 1200(1) ±250 THS3001 ±15 350 9 1.6 –25 1400(2) ±120 THS3201 ±7.5 565 21 1.65 N/A 3900(3) ±80 6 Pin Configuration and Functions DDA Package 8-Pin SO PowerPAD™ Top View RGT Package 16-Pin VQFN With Thermal Pad Top View (1) Both packages include a backside thermal pad. The thermal pad can be connected to a heat spreading plane that can be at any voltage because the device die is electrically isolated from this metal plate. The thermal pad can also be unused (not connected to any heat spreading plane or voltage) giving higher thermal impedance. Pin Functions PIN(1) I/O DESCRIPTION NAME VQFN-16 SO-8 PowerPAD DNC 15 — — Do not connect (there may be a function on this pin internally) GND 5 — GND Ground, PD logic reference on the VQFN-16 (RGT) package FB 1 — O Input side feedback pin NC 2, 9, 12 5 — No connect (there is no internal connection) PD 16 8 I Amplifier power down: low = amplifier disabled, high (default) = amplifier enabled REF — 1 I PD logic reference on the SOIC-8 (DDA) package Tj_Sense 6 — O Voltage proportional to die temperature VIN– 3 2 I Inverting input VIN+ 4 3 I Noninverting input VOUT 10, 11 6 O Output of amplifier –VS 7, 8 4 Power Negative power supply +VS 13, 14 7 Power Positive power supply |
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