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Maxim > Solutions > Automotive: Body Computer

LDO/Reset

Challenges: Provide standby power to microprocessor during key-off conditions, independently issue reset signal, and tolerate car-battery voltage fluctuations and load-dump requirements.

DATA SHEETS
Display Title / Parts Key Advantages
QV  PDF Automotive Micropower Linear Regulators with Supervisor
MAX6765, MAX6766, MAX6767, MAX6768, MAX6769, MAX6770, MAX6771, MAX6772, MAX6773, MAX6774

The MAX6765-MAX6774 allow always-on automotive modules to consume less battery power. In addition, the 4V operating condition provides the ability to operate under cold-crank operation.
MAX6765: Fixed output voltage.
MAX6767: Fixed or adjustable output voltage with Hold input
QV  PDF High-Voltage, Overvoltage/Undervoltage, Protection Switch Controller
MAX6399

The MAX6399 provides a unique solution for monitoring high-voltage levels.
QV  PDF 65V, Low-Quiescent-Current, High-Voltage Linear Regulators with µP Reset and Watchdog Timer
MAX5023, MAX5024

The MAX5023/MAX5024 are the highest voltage, low-quiescent-current linear regulators in a thermally enhanced 8-pin SO rated for operation over the -40°C to +125°C temperature range.
QV  PDF Low-Voltage, Quad-/Hex-/Octal-Voltage µP Supervisors in TQFN
MAX16000, MAX16001, MAX16002, MAX16003, MAX16004, MAX16005, MAX16006, MAX16007

The MAX16000–MAX16007 family of devices are offered with multiple options and are ideal for meeting a wide variety of monitoring needs. They can monitor from 4 to 8 voltages and offer many other supervisory features.



Key Specifications:   Linear Regulators
Part Number Regulators per Pkg. Min. VIN (V) Max. VIN (V) Preset VOUT (V) Min. Adjustable VOUT (V) Max. Adjustable VOUT (V) Typ. VDROPOUT@ Rated ILOAD (V) Rated ILOAD (mA) Max. ICC (µA) Low Battery/ Power Fail Output Nominal POK/Reset Threshold (V) Watchdog Reverse Battery Protection Package Smallest Available Package (max w/pins) (mm2) Operating Temp. Range (°C)
MAX6773  1 4 72 1.8
2.5
3.3
5.0 		1.8 11 0.62 100 50 No Vout-7.5% No No TDFN-EP/8 10 -40 to +125
MAX6774  1 4 72 1.8
2.5
3.3
5.0 		1.8 11 0.62 100 50 No Vout-7.5% No No TDFN-EP/8 10 -40 to +125
MAX6765  1 4 72 1.8
2.5
3.3
5.0 		 -   -  0.62 100 45 No Vout-12.5%
Vout-7.5% 		No No TDFN-EP/6 10 -40 to +125
MAX6766  1 4 72 1.8
2.5
3.3
5.0 		 -   -  0.62 100 45 No Vout-12.5%
Vout-7.5% 		No No TDFN-EP/6 10 -40 to +125
MAX6767  1 4 72 1.8
2.5
3.3
5.0 		1.8 11 0.62 100 45 No Vout-12.5%
Vout-7.5% 		No No TDFN-EP/8 10 -40 to +125
MAX6768  1 4 72 1.8
2.5
3.3
5.0 		1.8 11 0.62 100 45 No Vout-12.5%
Vout-7.5% 		No No TDFN-EP/8 10 -40 to +125
MAX6769  1 4 72 1.8
2.5
3.3
5.0 		1.8 11 0.62 100 45 No Vout-12.5%
Vout-7.5% 		No No TDFN-EP/8 10 -40 to +125
MAX6770  1 4 72 1.8
2.5
3.3
5.0 		1.8 11 0.62 100 45 No Vout-12.5%
Vout-7.5% 		No No TDFN-EP/8 10 -40 to +125
MAX6771  1 4 72 1.8
2.5
3.3
5.0 		1.8 11 0.62 100 45 No Vout-12.5%
Vout-7.5% 		No No TDFN-EP/8 10 -40 to +125
MAX6772  1 4 72 1.8
2.5
3.3
5.0 		1.8 11 0.62 100 45 No Vout-12.5%
Vout-7.5% 		No No TDFN-EP/8 10 -40 to +125
MAX5023  1 6.5 65 3.3
5.0 		 -   -  0.9 150 140 No Vout-12.5%
Vout-7.5% 		Yes No SOIC(N)-EP/8 31 -40 to +125
MAX5024  1 6.5 65 3.3
5.0 		2.5 11 0.9 150 140 No Vout-12.5%
Vout-7.5% 		No No SOIC(N)-EP/8 31 -40 to +125
See All Linear Regulators (145)

Key Specifications:   Supervisors (1 Monitored Voltage)
Part Number Reset Threshold Range (V) Active-Low Reset Output Min. Reset Timeout Range Watchdog Feature Supervisor Features Reset Thresh. Acc. (% @+25°C) Max. ICC (µA)
MAX6399  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
High Voltage (>6V)
Latched Output
Overvoltage/Window Monitor 		2.5 24
See All Supervisors (1 Monitored Voltage) (270)

Key Specifications:   Supervisors (4 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)
MAX16000  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
Open Drain with Internal Pull-Up 		<1ms No Watchdog  -  Adjustable Reset Input 2.5 70
MAX16001  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
Open Drain with Internal Pull-Up 		1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
<1ms
>1s
Adjustable 		Input (WDI) 1s to 2s Adjustable Reset Input
Manual Reset
Power Fail Comparator 		2.5 70
MAX16002  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
Open Drain with Internal Pull-Up 		1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
<1ms
>1s
Adjustable 		Input (WDI)  -  Adjustable Reset Input
Manual Reset 		2.5 70
See All Supervisors (4 Monitored Voltages) (27)

Key Specifications:   Supervisors (> 5 Monitored Voltages)
Part Number Number of Monitored Voltages Interface Reset Threshold Range (V) Active-Low Reset Output Min. Reset Timeout Range Watchdog Feature Nom. Watchdog Timeout Range Supervisor Features Max. ICC (µA)
MAX16003  6 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
Open Drain with Internal Pull-Up 		<1ms No Watchdog  -  Adjustable Reset Input
Power Fail Comparator 		70
MAX16004  6 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
Open Drain with Internal Pull-Up 		1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
<1ms
>1s
Adjustable 		Input (WDI)
No Watchdog 		1s to 2s Adjustable Reset Input
Manual Reset
Power Fail Comparator 		70
MAX16005  6 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
Open Drain with Internal Pull-Up 		1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
<1ms
>1s
Adjustable 		Input (WDI)
Input/Output (WDI/WDO)
No Watchdog 		1s to 2s Adjustable Reset Input
Manual Reset 		70
MAX16006  8 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
Open Drain with Internal Pull-Up 		1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
<1ms
>1s
Adjustable 		Input (WDI)
Input/Output (WDI/WDO)
No Watchdog 		1s to 2s Adjustable Reset Input
Manual Reset 		70
MAX16007  8 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 Adjustable Input (WDI)
No Watchdog 		1s to 2s Adjustable Reset Input
Manual Reset 		70
See All Supervisors (> 5 Monitored Voltages) (20)
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