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Maxim > 方案 > 汽车：车体控制计算机

LDO/复位

设计挑战：汽车熄火时为待机模式下的微处理器供电，具有独立的复位信号，需要满足汽车电池电压波动及抛负载的要求。

数据资料
显示 标题/型号 关键优势
QV  PDF 用于汽车电子的微功耗线性稳压器，带有监控电路
MAX6765, MAX6766, MAX6767, MAX6768, MAX6769, MAX6770, MAX6771, MAX6772, MAX6773, MAX6774

MAX6765-MAX6774能够用于汽车模块的常备电源，仅消耗极低的电池功率。此外，低至4V的工作电压适合冷启动下的工作环境。
MAX6765：固定输出电压
MAX6767：固定或可调节输出电压，带有保持输入
QV  PDF 高压、过压/欠压保护开关控制器
MAX6399

MAX6399为高压监视系统提供独特的解决方案
QV  PDF 65V、低静态电流、高压线性稳压器，带有微处理器复位及看门狗定时器
MAX5023, MAX5024

MAX5023/MAX5024是工作电压最高的低静态电流线性稳压器，采用高效散热的8引脚SO封装，工作在-40°C至+125°C温度范围
QV  PDF 低电压、四/六/八路电压µP监控电路，TQFN封装
MAX16000, MAX16001, MAX16002, MAX16003, MAX16004, MAX16005, MAX16006, MAX16007

MAX16000-MAX16007系列产品能够提供多种选择，可广泛用于各种监视电路，能够监测4至8路电压，提供全面的监控功能



Key Specifications:  Linear Regulators
Part Number Regulators VIN
(V)		 VIN
(V)		 Preset VOUT
(V)		 Adj. VOUT
(V)		 Adj. VOUT
(V)		 VDROPOUT @Rated ILOAD
(V)		 Rated ILOAD
(mA)		 ICC
(µA)		 Low Batt./ Pwr. Fail Out POK/Reset Thresh.
(V)		 Watchdog Reverse Batt. Protect. Oper. Temp.
(°C)		 Package/Pins Smallest Available Pckg.
(mm2)
min max min max typ max nom max w/pins
MAX6773  1 4 72
1.8
2.5
3.3
5
 1.8 11 0.62 100 50 No Vout-7.5% Yes No -40 to +125
TDFN-EP/8
 9.6
MAX6774  4 72
1.8
2.5
3.3
5
 1.8 11 0.62 100 50 Vout-7.5% Yes
TDFN-EP/8
 9.6
MAX6765  4 72
1.8
2.5
3.3
5
 - - 0.62 100 45
Vout-12.5%
Vout-7.5%
 No
TDFN-EP/6
 9.6
MAX6766  4 72
1.8
2.5
3.3
5
 - - 0.62 100 45
Vout-12.5%
Vout-7.5%
 No
TDFN-EP/6
 9.6
MAX6767  4 72
1.8
2.5
3.3
5
 1.8 11 0.62 100 45
Vout-12.5%
Vout-7.5%
 No
TDFN-EP/8
 9.6
MAX6768  4 72
1.8
2.5
3.3
5
 1.8 11 0.62 100 45
Vout-12.5%
Vout-7.5%
 No
TDFN-EP/8
 9.6
MAX6769  4 72
1.8
2.5
3.3
5
 1.8 11 0.62 100 45
Vout-12.5%
Vout-7.5%
 No
TDFN-EP/8
 9.6
MAX6770  4 72
1.8
2.5
3.3
5
 1.8 11 0.62 100 45
Vout-12.5%
Vout-7.5%
 No
TDFN-EP/8
 9.6
MAX6771  4 72
1.8
2.5
3.3
5
 1.8 11 0.62 100 45
Vout-12.5%
Vout-7.5%
 No
TDFN-EP/8
 9.6
MAX6772  4 72
1.8
2.5
3.3
5
 1.8 11 0.62 100 45
Vout-12.5%
Vout-7.5%
 No
TDFN-EP/8
 9.6
MAX5023  6.5 65
3.3
5
 - - 0.9 150 140
Vout-12.5%
Vout-7.5%
 Yes
SOIC(N)-EP/8
 30.9
MAX5024  6.5 65
3.3
5
 2.5 11 0.9 150 140
Vout-12.5%
Vout-7.5%
 No
SOIC(N)-EP/8
 30.9
See All Linear Regulators (152)

Key Specifications:  Supervisors (1 Monitored Voltage)
Part Number Reset Thresh.
(V)		 Reset Out tRESET Watchdog Feature Supervisor Features Reset Thresh. Accur.
(%)		 ICC
(µA)
Active Low min @ +25°C max
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) (274)

Key Specifications:  Supervisors (4 Monitored Voltages)
Part Number Interface Reset Thresh.
(V)		 Reset Out tRESET Watchdog Feature Watchdog Timeout Supervisor Features Reset Thresh. Accur.
(%)		 ICC
(µA)
Active Low min @ +25°C max
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 
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/Low Battery Detect
MAX16002 
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
<1ms
>1s
Adjustable
 Input (WDI) -
Adjustable Reset Input
Manual Reset
See All Supervisors (4 Monitored Voltages) (26)

Key Specifications:  Supervisors (> 5 Monitored Voltages)
Part Number Monitored Voltages Interface Reset Thresh.
(V)		 Reset Out tRESET Watchdog Feature Watchdog Timeout Supervisor Features ICC
(µA)
Active Low min max
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/Low Battery Detect
 70
MAX16004  6
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/Low Battery Detect
MAX16005  6
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
MAX16006  8
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
MAX16007  8 Open Drain Adjustable
Input (WDI)
No Watchdog
 1s to 2s
Adjustable Reset Input
Manual Reset
See All Supervisors (> 5 Monitored Voltages) (12)



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