参数资料
型号: MAX1721EUT-T
厂商: Maxim Integrated Products
文件页数: 2/8页
文件大小: 0K
描述: IC REG SWITCHED CAP INV SOT23-6
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
类型: 切换式电容器(充电泵),反相
输出类型: 可调式
输出数: 1
输出电压: -1.5 V ~ -5.5 V
输入电压: 1.5 V ~ 5.5 V
频率 - 开关: 60kHz ~ 200kHz
电流 - 输出: 25mA
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: SOT-23-6
包装: 带卷 (TR)
供应商设备封装: SOT-6
SOT23, Switched-Capacitor
Voltage Inverters with Shutdown
ABSOLUTE MAXIMUM RATINGS
IN to GND .................................................................-0.3V to +6V
OUT to GND .............................................................-6V to +0.3V
C1+, SHDN, SHDN to GND .........................-0.3V to (V IN + 0.3V)
C1- to GND...............................................(V OUT - 0.3V) to +0.3V
OUT Output Current..........................................................100mA
OUT Short Circuit to GND..............................................Indefinite
Continuous Power Dissipation (T A = +70°C)
6-Pin SOT23 (derate 8.7mW/°C above +70°C).................696mW
Operating Temperature Range ...........................-40°C to +85°C
Junction Temperature ......................................................+150°C
Storage Temperature Range .............................-65°C to +150°C
Lead Temperature (soldering, 10s) .................................+300°C
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional
operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to
absolute maximum rating conditions for extended periods may affect device reliability.
ELECTRICAL CHARACTERISTICS
(V IN = +5V, SHDN = GND (MAX1719), SHDN = IN (MAX1720/MAX1721), C1 = C2 = 10μF (MAX1720), C1 = C2 = 1μF
(MAX1719/MAX1721), circuit of Figure 1, 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
MAX1720
T A = +25°C
1.25
5.5
Supply Voltage Range
V IN
R L = 10k ?
MAX1719/MAX1721
T A = 0°C to + 85°C
T A = +25°C
1.5
1.4
5.5
5.5
V
R L = 10k ?
T A = 0°C to + 85°C
1.5
5.5
Quiescent Supply Current
(Note 3)
I CC
T A = +25°C
MAX1720
MAX1719/MAX1721
50
350
90
650
μA
Shutdown Supply Current
I SHDN
SHDN = IN (MAX1719), T A = +25°C
SHDN = GND
0.001
1
μA
(MAX1720/MAX1721)
T A = +85°C
0.02
Oscillator Frequency
f OSC
T A = +25°C
MAX1720
MAX1719/MAX1721
7
70
12
125
17
180
kHz
Voltage Conversion Efficiency
I OUT = 0, T A = +25°C
99
99.9
%
Output Resistance (Note 1)
R O
I OUT = 10mA
T A = +25°C
T A = 0°C to +85°C
23
50
65
?
OUT to GND
Shutdown Resistance
R O , SHDN
SHDN = IN (MAX1719), SHDN = GND
(MAX1720/MAX1721), OUT is internally
forced to GND in shutdown
4
12
?
SHDN/ SHDN Input Logic High
SHDN/ SHDN Input Logic Low
V IH
V IL
+2.5V ≤ V IN ≤ +5.5V
V IN (MIN) ≤ V IN ≤ +2.5V
+2.5V ≤ V IN ≤ +5.5V
V IN (MIN) ≤ V IN ≤ +2.5V
2.0
V IN - 0.2
0.6
0.2
V
V
SHDN/ SHDN Bias Current
Wake-Up Time from Shutdown
I IL , I IH
SHDN/ SHDN = GND T A = +25°C
or V IN T A = +85°C
MAX1720
I OUT = 5mA
MAX1719/MAX1721
-100
0.05
10
800
80
100
nA
μs
2
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