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Maxim > Solutions > RAID Data Storage Systems
Blackout Protection Circuitry
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| Display |
Title / Parts |
Key Advantages |
| QV PDF |
Low-Power Dual-/Triple-Voltage SC70 µP Supervisory Circuits
MAX6736, MAX6737, MAX6738, MAX6739, MAX6740, MAX6741, MAX6742, MAX6743, MAX6744, MAX6745
| Low-Power, Dual-/Triple-Voltage SC70 µP Supervisory Circuits are Ideal for Portable Equipment |
| QV PDF |
Low-Voltage, High-Accuracy, Quad Voltage Monitors in µMAX Package
MAX6709, MAX6714
| |
| QV PDF |
Dual/Triple Ultra-Low-Voltage SOT23 µP Supervisory Circuits
MAX6715, MAX6716, MAX6717, MAX6718, MAX6719, MAX6720, MAX6721, MAX6722, MAX6723, MAX6724, MAX6725, MAX6726, MAX6727, MAX6728, MAX6729
| |
| QV PDF |
Low-Voltage, High-Accuracy, Triple/Quad Voltage µP Supervisory Circuits in SOT Package
MAX6700, MAX6710
| |
| QV PDF |
USB-Powered Li+ Charger
MAX1811
| |
| QV PDF |
Dual, High-Efficiency, Step-Down Converter with Backup Battery Switchover
MAX1774
| Dual-Output Step-Down DC-DC Converter Supplies PDA/Palmtop Computers with Automatic Battery Switchover |
| QV PDF |
Low-Noise, 14V Input, 1A, PWM Step-Down Converters
MAX1684, MAX1685
| Smallest 1.5A Step-Down DC-DC for Hand-Held PC Offers 96% Efficiency |
| QV PDF |
Voltage Detectors
MAX6806, MAX6807, MAX6808
| Low-cost, SC70 Voltage Detectors |
| QV PDF |
Precision, Micropower, Low-Dropout Voltage References
MAX6190, MAX6191, MAX6192, MAX6193, MAX6194, MAX6195, MAX6198
| |
| QV PDF |
High-Efficiency, Low-Supply-Current, Compact, Step-Up DC-DC Converters
MAX1674, MAX1675, MAX1676
| Compact, Low-Cost, Low-Noise Design: Inductor Damping Switch Eliminates Ringing, Improves EMI |
| QV PDF |
Microprocessor Voltage Monitors with Programmable Voltage Detection
MAX8211, MAX8212
| |
| Key Specifications:
Battery Chargers |
| Part Number |
Cell Chemistry |
Number of Lithium-Ion cells |
Protected VIN (max) (V) |
Charging VIN (max) (V) |
Charge Rate Set by |
Max. Charge Current (A) |
Max. Charge Current (A) |
Charge Termination |
Charge Regulation |
Features |
Package |
Operating Temp. Range (°C) |
|
MAX1811
|
Li-Ion
Li-Polymer
|
1
|
6.5
|
6.5
|
Logic Input
|
0.5
|
0.5
|
External Control
|
Linear
|
|
SOIC/8
|
-40 to +85
|
| See All Battery Chargers (60) |
| Key Specifications:
Multifunction PMICs |
| Part Number |
Primary Topology |
Monitor/Control Features |
DC-DC/Power Features |
Battery Charger Features |
VIN (min) (V) |
VIN (max) (V) |
Min. VOUT (V) |
Max. VOUT (V) |
IOUT (A) |
IOUT (A) |
Operating Freq. (kHz) |
Package |
|
MAX1774
|
Step-Down
|
Shutdown
|
Current Limit
Fixed Freq./PWM
Soft Start
Sync. Rectifier
|
Battery Backup
|
2.7
|
28
|
1
|
5.5
|
2
|
2
|
600
|
QSOP/28
|
| See All Multifunction PMICs (77) |
| Key Specifications:
Sequencers/Trackers |
| Part Number |
Option |
Interface |
Number of Input Channels |
Maximum Operating Voltage Range (V) |
Features |
Package |
Operating Temp. Range (°C) |
|
MAX6741
|
Sequence
|
Factory Fixed
R/C Adjustable
|
2
|
<6
|
|
SC-70/5
|
-40 to +85
0 to +70
|
|
MAX6744
|
Sequence
|
Factory Fixed
R/C Adjustable
|
2
|
<6
|
|
SC-70/5
|
-40 to +85
0 to +70
|
| See All Sequencers/Trackers (52) |
| Key Specifications:
Step-Down Switching Regulators |
| Part Number |
VIN (min) (V) |
VIN (max) (V) |
Min. VOUT (V) |
Max. VOUT (V) |
Preset VOUT (V) |
IOUT (A) |
IOUT (A) |
Output Adj. Method |
Operating Current, ICC (max) (mA) |
Number of DC-DC Outputs |
Operating Freq. (kHz) |
Package |
|
MAX1684
|
2.7
|
14
|
1.25
|
14
|
3.3
|
1
|
1
|
Preset
Resistor
|
0.61
|
1
|
300
|
QSOP/16
|
|
MAX1685
|
2.7
|
14
|
1.25
|
14
|
3.3
|
1
|
1
|
Preset
Resistor
|
0.61
|
1
|
600
|
QSOP/16
|
| See All Step-Down Switching Regulators (228) |
| Key Specifications:
Step-Up Switching Regulators |
| Part Number |
VIN (min) (V) |
VIN (max) (V) |
Min. VOUT (V) |
Max. VOUT (V) |
Preset VOUT (V) |
IOUT (A) |
IOUT (A) |
Output Adj. Method |
Operating Current, ICC (max) (mA) |
Number of DC-DC Outputs |
Package |
|
MAX1674
|
0.7
|
5.5
|
2
|
5.5
|
3.3
|
0.3
|
0.3
|
Preset
Resistor
|
0.035
|
1
|
uMAX/8
|
|
MAX1675
|
0.7
|
5.5
|
2
|
5.5
|
3.3
|
0.3
|
0.3
|
Preset
Resistor
|
0.035
|
1
|
uMAX/8
|
|
MAX1676
|
0.7
|
5.5
|
2
|
5.5
|
3.3
|
0.3
|
0.3
|
Preset
Resistor
|
0.06
|
1
|
uMAX/10
|
| See All Step-Up Switching Regulators (90) |
| Key Specifications:
Supervisors (1 Monitored Voltage) |
| Part Number |
Reset Threshold Range (V) |
Active-Low Reset Output |
Active-High Reset Output |
Min. Reset Timeout Range |
Watchdog Feature |
Supervisor Features |
Reset Thresh. Acc. (% @+25°C) |
Max. ICC (µA) |
|
MAX6742
|
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
|
Open Drain
|
-
|
85ms to 300ms
>1s
|
No Watchdog
|
Manual Reset
Power Fail Comparator
|
3
|
10
|
|
MAX6745
|
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
|
Push-Pull
|
-
|
85ms to 300ms
>1s
|
No Watchdog
|
Power Fail Comparator
|
3
|
10
|
|
MAX6806
|
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
|
Push-Pull
|
-
|
<1ms
|
No Watchdog
|
Manual Reset
|
2
|
80
|
|
MAX6807
|
2.5 to 3.3
3.3 to 5.5
|
-
|
Push-Pull
|
<1ms
|
No Watchdog
|
Manual Reset
|
2
|
80
|
|
MAX6808
|
2.5 to 3.3
3.3 to 5.5
|
Open Drain
|
-
|
<1ms
|
No Watchdog
|
Manual Reset
|
2
|
80
|
|
MAX8211
|
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
|
Open Drain
|
-
|
<1ms
|
No Watchdog
|
High Voltage (>6V)
|
3
|
15
|
|
MAX8212
|
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
|
Open Drain
|
-
|
<1ms
|
No Watchdog
|
High Voltage (>6V)
|
3
|
15
|
| See All Supervisors (1 Monitored Voltage) (268) |
| Key Specifications:
Supervisors (2 Monitored Voltages) |
| Part Number |
Interface |
Reset Threshold Range (V) |
Active-Low Reset Output |
Min. Reset Timeout Range |
Watchdog Feature |
Nom. Watchdog Timeout Range |
Supervisor Features |
Reset Thresh. Acc. (% @+25°C) |
Max. ICC (µA) |
|
MAX6741
|
Factory Fixed
R/C Adjustable
|
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
|
Open Drain
|
85ms to 300ms
>1s
|
No Watchdog
|
-
|
Manual Reset
|
3
|
12
|
|
MAX6744
|
Factory Fixed
R/C Adjustable
|
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
|
Push-Pull
|
85ms to 300ms
>1s
|
No Watchdog
|
-
|
-
|
3
|
12
|
|
MAX6736
|
Factory Fixed
|
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
|
Open Drain
|
85ms to 300ms
>1s
|
No Watchdog
|
-
|
Manual Reset
|
3
|
12
|
|
MAX6737
|
Factory Fixed
|
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
|
Push-Pull
|
85ms to 300ms
>1s
|
No Watchdog
|
-
|
Manual Reset
|
3
|
12
|
|
MAX6738
|
Factory Fixed
R/C Adjustable
|
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
|
Open Drain
|
85ms to 300ms
>1s
|
No Watchdog
|
-
|
Adjustable Reset Input
Manual Reset
|
3
|
10
|
|
MAX6739
|
Factory Fixed
R/C Adjustable
|
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
|
Push-Pull
|
85ms to 300ms
>1s
|
No Watchdog
|
-
|
Adjustable Reset Input
Manual Reset
|
3
|
10
|
|
MAX6715
|
Factory Fixed
|
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
|
Open Drain
|
15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
>1s
|
No Watchdog
|
-
|
Manual Reset
|
2.5
|
37
|
|
MAX6716
|
Factory Fixed
|
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
|
Push-Pull
|
15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
>1s
|
No Watchdog
|
-
|
Manual Reset
|
2.5
|
37
|
|
MAX6717
|
Factory Fixed
|
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
|
Open Drain
|
15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
>1s
|
No Watchdog
|
-
|
Manual Reset
|
2.5
|
37
|
|
MAX6718
|
Factory Fixed
|
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
|
Push-Pull
|
15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
>1s
|
No Watchdog
|
-
|
Manual Reset
|
2.5
|
37
|
|
MAX6721
|
Factory Fixed
|
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
|
Open Drain
|
15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
>1s
|
Input (WDI)
Extended Setup Period
|
1s to 2s
>2s
|
Manual Reset
|
2.5
|
37
|
|
MAX6722
|
Factory Fixed
|
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
|
Push-Pull
|
15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
>1s
|
Input (WDI)
Extended Setup Period
|
1s to 2s
>2s
|
Manual Reset
|
2.5
|
37
|
|
MAX6728
|
Factory Fixed
|
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
|
Open Drain
|
15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
>1s
|
Input (WDI)
Extended Setup Period
|
1s to 2s
>2s
|
Adjustable Reset Input
Manual Reset
Power Fail Comparator
|
2.5
|
37
|
|
MAX6729
|
Factory Fixed
|
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
|
Push-Pull
|
15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
>1s
|
Input (WDI)
Extended Setup Period
|
1s to 2s
>2s
|
Adjustable Reset Input
Manual Reset
Power Fail Comparator
|
2.5
|
37
|
| See All Supervisors (2 Monitored Voltages) (70) |
| Key Specifications:
Supervisors (3 Monitored Voltages) |
| Part Number |
Interface |
Reset Threshold Range (V) |
Active-Low Reset Output |
Active-High Reset Output |
Min. Reset Timeout Range |
Watchdog Feature |
Nom. Watchdog Timeout Range |
Supervisor Features |
Reset Thresh. Acc. (% @+25°C) |
Max. ICC (µA) |
|
MAX6740
|
Factory Fixed
R/C Adjustable
|
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
|
Open Drain
|
-
|
85ms to 300ms
>1s
|
No Watchdog
|
-
|
Adjustable Reset Input
Manual Reset
|
3
|
12
|
|
MAX6743
|
Factory Fixed
R/C Adjustable
|
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
|
Push-Pull
|
-
|
85ms to 300ms
>1s
|
No Watchdog
|
-
|
Adjustable Reset Input
|
3
|
12
|
|
MAX6700
|
R/C Adjustable
|
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
|
Open Drain
|
-
|
<1ms
|
No Watchdog
|
-
|
Adjustable Reset Input
|
1.5
|
50
|
|
MAX6719
|
Factory Fixed
|
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
|
Open Drain
|
-
|
15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
>1s
|
No Watchdog
|
-
|
Adjustable Reset Input
Manual Reset
|
2.5
|
37
|
|
MAX6720
|
Factory Fixed
|
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
|
Push-Pull
|
-
|
15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
>1s
|
No Watchdog
|
-
|
Adjustable Reset Input
Manual Reset
|
2.5
|
37
|
|
MAX6723
|
Factory Fixed
|
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
|
Open Drain
|
-
|
15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
>1s
|
Input (WDI)
Extended Setup Period
|
1s to 2s
>2s
|
Adjustable Reset Input
|
2.5
|
37
|
|
MAX6724
|
Factory Fixed
|
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
|
Push-Pull
|
-
|
15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
>1s
|
Input (WDI)
Extended Setup Period
|
1s to 2s
>2s
|
Adjustable Reset Input
|
2.5
|
37
|
|
MAX6725
|
Factory Fixed
|
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
|
Open Drain
|
Open Drain
|
15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
>1s
|
Input (WDI)
Extended Setup Period
|
1s to 2s
>2s
|
Adjustable Reset Input
Manual Reset
|
2.5
|
37
|
|
MAX6726
|
Factory Fixed
|
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
|
Push-Pull
|
Push-Pull
|
15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
>1s
|
Input (WDI)
Extended Setup Period
|
1s to 2s
>2s
|
Adjustable Reset Input
Manual Reset
|
2.5
|
37
|
|
MAX6727
|
Factory Fixed
|
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
|
Open Drain
|
-
|
15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
>1s
|
Input (WDI)
Extended Setup Period
|
1s to 2s
>2s
|
Adjustable Reset Input
Manual Reset
|
2.5
|
37
|
| See All Supervisors (3 Monitored Voltages) (21) |
| Key Specifications:
Supervisors (4 Monitored Voltages) |
| Part Number |
Interface |
Reset Threshold Range (V) |
Active-Low Reset Output |
Min. Reset Timeout Range |
Watchdog Feature |
Supervisor Features |
Reset Thresh. Acc. (% @+25°C) |
Max. ICC (µA) |
|
MAX6709
|
Factory Fixed
R/C Adjustable
|
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
|
Open Drain
|
<1ms
|
No Watchdog
|
Adjustable Reset Input
|
2.5
|
50
|
|
MAX6714
|
Factory Fixed
R/C Adjustable
|
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
|
Open Drain
|
85ms to 300ms
|
No Watchdog
|
Adjustable Reset Input
Manual Reset
Power Fail Comparator
|
2.5
|
90
|
|
MAX6710
|
Factory Fixed
R/C Adjustable
|
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
|
Open Drain
|
85ms to 300ms
|
No Watchdog
|
Adjustable Reset Input
|
2.5
|
40
|
| See All Supervisors (4 Monitored Voltages) (21) |
|
|
