参数资料
型号: MAX1776EUA+T
厂商: Maxim Integrated Products
文件页数: 3/13页
文件大小: 0K
描述: IC REG BUCK 5V/ADJ 0.6A 8UMAX
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
类型: 降压(降压)
输出类型: 两者兼有
输出数: 1
输出电压: 5V,1.25 V ~ 24 V
输入电压: 4.5 V ~ 24 V
频率 - 开关: 200kHz
电流 - 输出: 600mA
同步整流器:
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)
包装: 带卷 (TR)
供应商设备封装: 8-uMAX
24V, 600mA Internal Switch, 100% Duty Cycle,
Step-Down Converter
ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 1, V IN = +12V, SHDN = IN, T A = 0 ° C to +85 ° C , unless otherwise noted.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Dropout Voltage
Line Regulation
Load Regulation
V DROPOUT I OUT = 525mA, ILIM = ILIM2 = IN
V IN = 8V/24V, 200 ? load
No load/full load
0.2
0.1
0.9
V
%/V
%
Digital Input Level
SHDN , ILIM2
Low
High
2.4
0.8
V
Digital Input Leakage Current
ILIM Input Level
Thermal Shutdown
V SHDN , V ILIM , V ILIM2 = 0 or 24V, V IN = 24V
Low
High
10 ° C hysteresis
-1
2.2
160
+1
0.05
μA
V
° C
ELECTRICAL CHARACTERISTICS
(Circuit of Figure 1, V IN = +12V, SHDN = IN, T A = -40 ° C to +85 ° C , unless otherwise noted.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
MAX
UNITS
Input Voltage Range
Input Supply Current
Input Supply Current in Dropout
Input Shutdown Current
V IN
I IN
I IN(DROP)
No load
No load
SHDN = GND
4.5
24
28
70
7
V
μA
μA
μA
Input Undervoltage Lockout
Threshold
Output Voltage (Preset Mode)
V UVLO
V OUT
V IN rising
V IN falling
FB = GND
3.6
3.5
4.75
4.4
4.3
5.25
V
V
Feedback Set Voltage
(Adjustable Mode)
OUT Bias Current
OUT Pin Maximum Voltage
V FB
V OUT = 5.5V
1.2
1.65
1.3
6.25
5.5
V
μA
V
FB Bias Current
FB Dual Mode Threshold Low
LX Switch Minimum Off-Time
LX Switch Maximum On-Time
I FB
t OFF(MIN)
t ON(MAX)
V FB = 1.3V
V FB = 1.3V
-25
45
0.22
7.5
+25
155
0.64
12.5
nA
mV
μs
μs
ILIM = ILIM2 = GND
3.2
V IN = 6V
ILIM = GND, ILIM2 = IN
ILIM = IN, ILIM2 = GND
1.6
0.8
LX Switch On-Resistance
R LX
V IN = 4.5V
ILIM = ILIM2 = IN
ILIM = ILIM2 = GND
ILIM = GND, ILIM2 = IN
ILIM = IN, ILIM2 = GND
0.8
3.8
1.9
0.95
?
ILIM = ILIM2 = IN
0.95
ILIM = ILIM2 = GND
100
200
LX Current Limit
I LX(PEAK)
ILIM = GND, ILIM2 = IN
ILIM = IN, ILIM2 = GND
200
400
400
800
mA
ILIM = ILIM2 = IN
800
1600
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