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Maxim > Solutions > Computers: Motherboards
High-Side Current Sense Amps
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| Display |
Title / Parts |
Key Advantages |
| QV PDF |
Ultra-Low Offset/Drift, Precision Instrumentation Amplifiers with REF Buffer
MAX4208, MAX4209
| Enhanced Accuracy for Low-Voltage, DDR Memory Power Management |
| QV PDF |
SOT23, 3V/5V, Single-Supply, Rail-to-Rail Instrumentation Amplifiers
MAX4460, MAX4461, MAX4462
| Low-Voltage, DDR Memory Power Management |
| QV PDF |
Low-Cost, Micropower, High-Side Current-Sense Amplifier + Comparator + Reference ICs
MAX4373, MAX4374, MAX4375
| Integrated Current-Sense and Comparator for Current Measurement and Relay Operation |
| Key Specifications:
Current Sense Amplifiers |
| Part Number |
CMVR (max) (V) |
VCC (min) (V) |
VCC (max) (V) |
ICC (typ) (µA) |
Bidirectional Current-Sense |
VSENSE_FS (recommended) (mV) |
VOS (max) @25°C (µV) |
AV (Gain) |
Gain Accuracy @25°C (max) (%) |
-3dB BW (kHz) |
Comparators |
Reference |
Package |
Smallest Available Package (max w/pins) (mm2) |
Operating Temp. Range (°C) |
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MAX4373
|
28
|
2.7
|
28
|
50
|
No
|
100
150
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1,000
|
100 V/V
20 V/V
50 V/V
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1.7
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110
120
200
|
1
|
Bandgap
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SOIC/8
uMAX/8
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16
|
-40 to +85
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MAX4374
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28
|
2.7
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28
|
50
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No
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100
150
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1,000
|
100 V/V
20 V/V
50 V/V
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1.7
|
110
120
200
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2
|
Bandgap
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SOIC/14
uMAX/10
|
15
|
-40 to +85
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MAX4375
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28
|
2.7
|
28
|
50
|
No
|
100
150
|
1,000
|
100 V/V
20 V/V
50 V/V
|
1.7
|
110
120
200
|
2
|
Bandgap
|
SOIC/14
uMAX/10
|
15
|
-40 to +85
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| See All Current Sense Amplifiers (19) |
| Key Specifications:
Differential/Instrumentation Amplifiers |
| Part Number |
Architecture |
Amps Per Pkg. |
Rail to Rail |
Gain (V/V) |
Min. Total Supply (V) |
Max. Total Supply (V) |
Typ. Supply Current per Amp. (mA) |
Max. VOS (µV) |
Typ. CMRR @ DC (dB) |
Max. Input IBIAS (nA) |
Typ. Unity Gain BW (MHz) |
Input Voltage Noise Density (nV/√Hz) |
Package |
Smallest Available Package (max w/pins) (mm2) |
Operating Temp. Range (°C) |
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MAX4208
|
Indirect Current-Feedback
|
1
|
Output Only
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Adj.
|
2.85
|
5.5
|
0.75
|
20
|
135
|
0.01
|
0.75
|
140
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uMAX/8
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16
|
-40 to +125
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MAX4209
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Indirect Current-Feedback
|
1
|
Output Only
|
10
100
1000
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2.85
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5.5
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0.75
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20
|
135
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0.01
|
0.75
|
140
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uMAX/8
|
16
|
-40 to +125
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MAX4460
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Indirect Current-Feedback
|
1
|
Output Only
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Adj.
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2.85
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5.25
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0.7
|
500
|
120
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0.1
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2.5
|
18
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SOIC/8
SOT-23/6
THIN QFN (Dual)/6
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9
|
-40 to +85
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MAX4461
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Indirect Current-Feedback
|
1
|
Output Only
|
1
10
100
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2.85
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5.25
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0.7
|
500
|
120
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0.1
|
2.5
|
18
|
SOIC/8
SOT-23/6
THIN QFN (Dual)/6
|
9
|
-40 to +85
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MAX4462
|
Indirect Current-Feedback
|
1
|
Output Only
|
1
10
100
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2.85
|
5.25
|
0.7
|
500
|
120
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0.1
|
2.5
|
18
|
SOIC/8
SOT-23/6
THIN QFN (Dual)/6
|
9
|
-40 to +85
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| See All Differential/Instrumentation Amplifiers (17) |
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