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参数资料
| 型号： | MAX1792EUA25/V+T |
| 厂商： | Maxim Integrated |
| 文件页数： | 3/10页 |
| 文件大小： | 0K |
| 描述： | IC REG LDO 2.5V/ADJ .5A 8-UMAX |
| 标准包装： | 2,500 |
| 稳压器拓扑结构： | 正，固定式或可调式 |
| 输出电压： | 2.5V，1.25 V ~ 5 V |
| 输入电压： | 2.5 V ~ 5.5 V |
| 稳压器数量： | 1 |
| 电流 - 输出： | 500mA（最小） |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 8-TSSOP，8-MSOP（0.118"，3.00mm 宽）裸露焊盘 |
| 供应商设备封装： | 8-uMax-EP |
| 包装： | 带卷 (TR) |
500mA Low-Dropout
Linear Regulator in μMAX
ELECTRICAL CHARACTERISTICS (continued)
(V IN = V OUT(NOM) + 500mV, or V IN = +2.5V (whichever is greater), SHDN = IN, T A = 0°C to +85°C , unless otherwise noted. Typical
values are at T A = +25°C.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
RESET OUTPUT
Reset Output Low Voltage
Operating Voltage Range for
Valid Reset
RST Output High Leakage
Current
V OL
RST sinking 1mA
RST sinking 100 μA
V RST = +5.5V
1.0
0.01
0.1
5.5
100
V
V
nA
RST Threshold
Rising edge, referred to V OUT(NOMINAL)
90
93
96
%
RST Release Delay
t RP
Rising edge of OUT to rising edge of RST
1.5
4.5
8
ms
THERMAL PROTECTION
Thermal Shutdown Temperature
Thermal Shutdown Hysteresis
T SHDN
T SHDN
170
20
° C
° C
ELECTRICAL CHARACTERISTICS
(V IN = V OUT(NOM) + 500mV, or V IN = +2.5V (whichever is greater), SHDN = IN, T A = -40°C to +85°C , unless otherwise noted.) (Note 2)
PARAMETER
Input Voltage
Input Undervoltage Lockout
Output Voltage Accuracy
(Preset Mode)
Adjustable Output Voltage
Range
SET Voltage Threshold
(Adjustable Mode)
Maximum Output Current
Short-Circuit Current Limit
SET Dual Mode Threshold
SET Input Bias Current
Ground-Pin Current
SYMBOL
V IN
V UVLO
V OUT
V SET
I OUT
I LIM
I SET
I Q
CONDITIONS
Rising or falling
I OUT = 100mA
I OUT = 1mA to 500mA
I OUT = 100mA
V OUT = 0V
V SET = 1.25V
I OUT = 1mA
MIN
2.5
2.0
-2
-3
1.25
1.212
500
0.55
50
-100
MAX
5.5
2.3
+2
+3
5
1.288
1.8
150
+100
250
UNITS
V
V
%
V
V
mA RMS
A
mV
nA
μA
Dropout Voltage (Note 1)
V IN -
V OUT
I OUT = 500mA
V OUT = 5.0V
V OUT = 3.3V
V OUT = 2.5V
225
250
360
mV
Line Regulation
Load Regulation
V LNR
V LDR
V IN from (V OUT + 100mV) to 5.5V,
I LOAD = 5mA
I OUT = 1mA to 500mA
-0.15
+0.15
1.0
%/V
%
SHUTDOWN
Shutdown Supply Current
I OFF
SHDN = GND, V IN = +5.5V
15
μA
SHDN Input
Threshold
SHDN Input Bias Current
V IH
V IL
I SHDN
2.5V < V IN < 5.5V
2.5V < V IN < 5.5V
SHDN = IN or GND
1.6
0.6
100
V
nA
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