MAX9922 Maxim, MAX9922 Datasheet - Page 8

• Manufacturer Part Number: MAX9922
• Description: The MAX9922/MAX9923 ultra-precision, high-side current-sense amplifiers feature ultra-low offset voltage (VOS) of 25µV (max) and laser-trimmed gain accuracy better than 0
• Manufacturer: Maxim

Ultra-Precision, High-Side
Current-Sense Amplifiers
(V
8
DD
_______________________________________________________________________________________
= 3.3V, V
(10mV/div)
SHDN
OUTPUT
(1V/div)
INPUT
250
200
150
100
50
0
10
= V
STEP RESPONSE (MAX9922, A
DD
, V
INPUT NOISE DENSITY
100
LARGE SIGNAL INPUT
RSB
vs. FREQUENCY
FREQUENCY (Hz)
TIME (200µs/div)
= V
1,000
RS+
32kHz SPIKE ENERGY
= V
10,000
(500mV/div)
= 4.3µVRMS
RS-
OUTPUT
(1V/div)
V
SHDN
= 12V, T
Typical Operating Characteristics (continued)
= 100)
100,000
0V
0V
SHUTDOWN ON/OFF TRANSIENT
A
= +25°C, unless otherwise noted.)
(MAX9922, A
TIME (200µs/div)
(500mV/div)
V
1.25µV/div
= 100)
V
(1V/div)
SENSE
OUT
V
DD
= 10mV
0V
0V
POWER-ON RESPONSE
(MAX9922, A
PEAK-TO-PEAK NOISE
(0.1Hz TO 10Hz)
TIME (80µs/div)
1s/div
V
V
= 100)
SENSE
= 10mV
MAX9922/23 toc16
0V
0V