Datasheet

DRV603
www.ti.com SLOS617C –JANUARY 2009–REVISED NOVEMBER 2009
ELECTRICAL CHARACTERISTICS
T
A
= 25°C (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
|V
OS
| Output offset voltage V
DD
= 3 V to 5 V, input grounded, unity gain 1 mV
PSRR Power-supply rejection ratio V
DD
= 3 V to 5 V 88 dB
V
OH
High-level output voltage V
DD
= 3.3 V, R
L
= 2.5 kΩ 3.1 V
V
OL
Low-level output voltage V
DD
= 3.3 V, R
L
= 2.5 kΩ –3.05 V
|I
IH
| High-level input current (EN) V
DD
= 5 V, V
I
= V
DD
1 µA
|I
IL
| Low-level input current (EN) V
DD
= 5 V, V
I
= 0 V 1 µA
V
DD
= 3.3 V, no load, EN = V
DD
11
I
DD
Supply current V
DD
= 5 V, no load, EN = V
DD
12.5 mA
Shutdown mode, V
DD
= 3 V to 5 V 1
OPERATING CHARACTERISTICS
V
DD
= 3.3 V , T
A
= 25°C, R
L
= 2.5 kΩ, C
(PUMP)
= C
(PVSS)
= 1 µF , C
IN
= 10 µF, R
IN
= 10 kΩ, R
fb
= 20 kΩ (unless otherwise
noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
THD = 1%, V
DD
= 3.3 V, f = 1 kHz 2.05
V
O
Output voltage (outputs in phase) THD = 1%, V
DD
= 5 V, f = 1 kHz 3.01 V
rms
THD = 1%, V
DD
= 5 V, f = 1 kHz, R
L
= 100 kΩ 3.1
THD+N Total harmonic distortion plus noise V
O
= 2 V
rms
, f = 1 kHz 0.001%
Crosstalk V
O
= 2 V
rms
, f = 1 kHz –100 dB
I
O
Maximum output current V
DD
= 3.3 V 20 mA
R
IN
Input resistor range 1 10 47 kΩ
R
fb
Feedback resistor range 4.7 20 100 kΩ
Slew rate 4.5 V/μs
Maximum capacitive load 220 pF
V
N
Noise output voltage BW = 20 Hz to 22 kHz, A-weighted 6 μV
rms
V
O
= 3 Vrms, THD+N = 0.1%, BW = 22 kHz,
SNR Signal-to-noise ratio 112 dB
A-weighted
G
BW
Unity-gain bandwidth 8 MHz
A
VO
Open-loop voltage gain 150 dB
V
uvp
External undervoltage detection 1.25 V
External undervoltage detection
I
Hys
5 μA
hysteresis current
f
cp
Charge pump frequency 225 450 675 kHz
Copyright © 2009, Texas Instruments Incorporated Submit Documentation Feedback 3
Product Folder Link(s): DRV603