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| 型号： | MAX17101ETJ+ |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 4/31页 |
| 文件大小： | 0K |
| 描述： | IC REG CTRLR DIV PWM CM 32TQFNEP |
| 标准包装： | 60 |
| PWM 型： | 电流模式 |
| 输出数： | 3 |
| 频率 - 最大： | 500kHz |
| 电源电压： | 6 V ~ 24 V |
| 降压： | 是 |
| 升压： | 无 |
| 回扫： | 无 |
| 反相： | 无 |
| 倍增器： | 无 |
| 除法器： | 是 |
| Cuk： | 无 |
| 隔离： | 无 |
| 工作温度： | 0°C ~ 85°C |
| 封装/外壳： | 32-WFQFN 裸露焊盘 |
| 包装： | 管件 |
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Dual Quick-PWM, Step-Down Controller
with Low-Power LDO, RTC Regulator
ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 1, no load on LDO, RTC, OUT1, OUT2, and REF, V IN = 12V, V DD = V CC = V SECFB = 5V, V REFIN2 = 1.0V, BYP =
LDOSEL = GND, ONLDO = IN, ON1 = ON2 = V CC , T A = 0°C to +85°C , unless otherwise noted. Typical values are at T A = +25°C.)
PARAMETER
LDO Short-Circuit Current
LDO Regulation Reduction/
Bypass Switchover Threshold
SYMBOL
I ILIM(LDO)
CONDITIONS
LDO = GND
With respect to the LDO voltage,
falling edge of BYP
MIN
100
-11.0
TYP
-8.5
MAX
260
-6.0
UNITS
mA
%
LDO Bypass Switchover
Threshold
With respect to the LDO voltage,
rising edge of BYP
-6.5
%
LDO Bypass Switchover
Startup Timeout
LDO Bypass Switch Resistance
t BYP
Rising edge of BYP to bypass gate pulled
low
LDO to BYP, V BYP = 5V (Note 4)
500
1.2
4.5
μs
V CC Undervoltage-Lockout
(UVLO) Threshold
Falling edge of V CC ,
V UVLO(VCC) PWM disabled below this threshold
3.8
4.0
4.3
V
Rising edge of V CC
4.2
Thermal-Shutdown Threshold
T SHDN
Hysteresis = 10°C
+160
°C
3.3V ALWAYS-ON LINEAR REGULATOR (RTC)
RTC Output-Voltage Accuracy
RTC Short-Circuit Current
V RTC
I ILIM(RTC)
ON1 = ON2 = GND, V IN = 6V to 24V,
0 < I RTC < 5mA
ON1 = ON2 = ONLDO = GND,
V IN = 6V to 24V, 0 < I RTC < 5mA
RTC = GND
3.23
3.16
5
3.33
3.43
3.50
V
mA
REFERENCE (REF)
Reference Voltage
Reference Load Regulation
V REF
V REF
V CC = 4.5V to 5.5V, I REF = 0
I REF = -20μA to +50 μA
1.980
-10
2.00
2.020
+10
V
mV
REF Lockout Voltage
V REF(UVLO) Rising edge, 350mV (typ) hysteresis
1.95
V
OUT1 FAULT DETECTION
OUT1 Overvoltage Trip
Threshold
OUT1 Overvoltage
Fault-Propagation Delay
OUT1 Undervoltage Protection
Trip Threshold
OUT1 Output-Undervoltage
Fault-Propagation Delay
PGOOD1 Lower Trip Threshold
PGOOD1 Propagation Delay
PGOOD1 Output Low Voltage
PGOOD1 Leakage Current
V OVP(OUT1) With respect to error-comparator threshold
FB1 forced 50mV above trip threshold
t OVP
V UVP(OUT1) With respect to error-comparator threshold
t UVP
With respect to error-comparator threshold,
falling edge, hysteresis = 1%
FB1 forced 50mV beyond PGOOD1 trip
t PGOOD1
threshold, falling edge
V FB1 = 0.56V (PGOOD1 low impedance),
I SINK = 4mA
V FB1 = 0.70V (PGOOD1 high impedance),
I PGOOD1
PGOOD1 forced to 5.5V
12
65
-20
16
10
70
10
-16
10
20
75
-12
0.3
1
%
μs
%
μs
%
μs
V
μA
4
_______________________________________________________________________________________
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相关代理商/技术参数 |
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|---|---|
| MAX17101ETJ+ | 功能描述:DC/DC 开关控制器 Dual PWM Step-Down Controller RoHS:否 制造商:Texas Instruments 输入电压:6 V to 100 V 开关频率: 输出电压:1.215 V to 80 V 输出电流:3.5 A 输出端数量:1 最大工作温度:+ 125 C 安装风格: 封装 / 箱体:CPAK |
| MAX17101ETJ+T | 功能描述:DC/DC 开关控制器 Dual PWM Step-Down Controller RoHS:否 制造商:Texas Instruments 输入电压:6 V to 100 V 开关频率: 输出电压:1.215 V to 80 V 输出电流:3.5 A 输出端数量:1 最大工作温度:+ 125 C 安装风格: 封装 / 箱体:CPAK |
| MAX17101ETJ+TS | 功能描述:DC/DC 开关控制器 RoHS:否 制造商:Texas Instruments 输入电压:6 V to 100 V 开关频率: 输出电压:1.215 V to 80 V 输出电流:3.5 A 输出端数量:1 最大工作温度:+ 125 C 安装风格: 封装 / 箱体:CPAK |
| MAX17101K-SMP | 功能描述:DC/DC 开关控制器 RoHS:否 制造商:Texas Instruments 输入电压:6 V to 100 V 开关频率: 输出电压:1.215 V to 80 V 输出电流:3.5 A 输出端数量:1 最大工作温度:+ 125 C 安装风格: 封装 / 箱体:CPAK |
| MAX17102ETM+ | 功能描述:其他电源管理 Boost Regulator w/Scan Driver Op Amp RoHS:否 制造商:Texas Instruments 输出电压范围: 输出电流:4 mA 输入电压范围:3 V to 3.6 V 输入电流: 功率耗散: 工作温度范围:- 40 C to + 110 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-48 封装:Reel |
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