−90
−80
−70
−60
−50
−40
−20
1 M 10 M 100 M
f − Frequency − Hz
Total Harmonic Distortion − dBc
G = 5,
R
F
= 1 k ,W
R
L
= 100 ,W
V
S
= ±15 V
100 k
−30
V
O
= 20 V
PP
V
O
= 10 V
PP
V
O
= 5 V
PP
V
O
= 2 V
PP
+
−
V
OUT
+
−
+
−
THS3091
THS3091
THS3091
+
−
THS4271
IOUT1
IOUT2
DAC5686
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THS3091
,
THS3095
SLOS423H –SEPTEMBER 2003–REVISED DECEMBER 2015
THS309x High-voltage, Low-distortion, Current-feedback Operational Amplifiers
1 Features 3 Description
The THS3091 and THS3095 are high-voltage, low-
1
• Low Distortion
distortion, high-speed, current-feedback amplifier
– 77-dBc HD2 at 10 MHz, R
L
= 1 kΩ
designed to operate over a wide supply range of ±5 V
– 69-dBc HD3 at 10 MHz, R
L
= 1 kΩ
to ±15 V for applications requiring large, linear output
signals such as Pin, Power FET, and VDSL line
• Low Noise
drivers.
– 14-pA/√Hz Noninverting Current Noise
The THS3095 features a power-down pin (PD) that
– 17-pA/√Hz Inverting Current Noise
puts the amplifier in low power standby mode, and
– 2-nV/√Hz Voltage Noise
lowers the quiescent current from 9.5 mA to 500 μA.
• High Slew Rate: 7300 V/μs (G = 5, V
O
= 20 V
PP
)
The wide supply range combined with total harmonic
• Wide Bandwidth: 210 MHz (G = 2, R
L
= 100 Ω)
distortion as low as –69 dBc at 10 MHz, in addition,
• High Output Current Drive: ±250 mA
to the high slew rate of 7300 V/μs makes the
THS309x ideally suited for high-voltage arbitrary
• Wide Supply Range: ±5 V to ±15 V
waveform driver applications. Moreover, having the
• Power-Down Feature: THS3095 Only
ability to handle large voltage swings driving into
high-resistance and high-capacitance loads while
2 Applications
maintaining good settling time performance makes
the devices ideal for Pin driver and Power FET driver
• High-Voltage Arbitrary Waveform Generators
applications.
• Power FET Drivers
The THS3091 and THS3095 are offered in an 8-pin
• Pin Drivers
SOIC (D), and the 8-pin SOIC (DDA) packages with
• VDSL Line Drivers
PowerPAD™.
Device Information
(1)
PART NUMBER PACKAGE BODY SIZE (NOM)
SOIC(8) 4.90 mm × 3.91 mm
THS309x
SO PowerPAD(8) 4.89 mm × 3.90 mm
(1) For all available packages, see the orderable addendum at
the end of the data sheet.
Typical Arbitrary Waveform Generator Output Total Harmonic Distortion vs Frequency
Drive Circuit
1
An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,
intellectual property matters and other important disclaimers. UNLESS OTHERWISE NOTED, this document contains PRODUCTION
DATA.
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