参数资料
型号: MAX860IUA+T
厂商: Maxim Integrated Products
文件页数: 5/11页
文件大小: 0K
描述: IC REG SWITCHD CAP DBL INV 8UMAX
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),倍增器,反相
输出类型: 可调式
输出数: 1
输出电压: -1.5 V ~ -5.5 V,3 V ~ 11 V
输入电压: 1.5 V ~ 5.5 V
频率 - 开关: 6kHz,50kHz,130kHz
电流 - 输出: 50mA
同步整流器:
工作温度: -25°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
MAX860/MAX861
50mA, Frequency-Selectable,
Switched-Capacitor Voltage Converters
____________________________Typical Operating Characteristics (continued)
(All curves generated using the inverter circuit shown in the Typical Operating Circuits with LV = GND and T A = +25°C, unless other-
wise noted. Test results also valid for doubler mode with LV = OUT and T A = +25°C. All capacitor values used are those recom-
mended in Table 3, unless otherwise noted. The output resistance curves represent the resistance of the device itself, which is R O in
the equation for R OUT shown in the Capacitor Selection section.)
MAX861
OUTPUT CURRENT vs. CAPACITANCE
HIGH-FREQUENCY MODE
MAX861
OUTPUT CURRENT vs. CAPACITANCE
MEDIUM-FREQUENCY MODE
90
80
70
60
f OSC = 250kHz
FC = OUT
LV = GND
INVERTER MODE
V IN = +4.5V,
V OUT = -3.5V
80
70
60
50
f OSC = 100kHz
FC = GND
LV = GND
INVERTER MODE
V IN = +4.5V,
V OUT = -3.5V
50
40
30
20
V IN = +4.5V, V OUT = -4V
V IN = +3V, V OUT = -2.4V
40
30
20
V IN = +3V,
V OUT = -2.4V
V IN = +4.5V,
V OUT = -4V
10
0
V IN = +3V, V OUT = -2.7V
10
0
V IN = +3V, V OUT = -2.7V
0.33
1
2.2
4.7
10
22
0.33
1
2.2
4.7
10
22
CAPACITANCE ( μ F)
CAPACITANCE ( μ F)
______________________________________________________________Pin Description
FUNCTION
PIN
NAME
INVERTER
DOUBLER
1
2
3
4
5
6
7
8
FC
C1+
GND
C1-
OUT
LV
– — — — –
S H D N
V DD
Frequency Control, see Table 1
Flying-Capacitor Positive Terminal
Ground
Flying-Capacitor Negative Terminal
Negative Output
Low-Voltage-Operation Input. Connect to GND.
Active-Low Shutdown Input. Connect to V DD if not
used. Connect to GND to disable the charge pump.
Positive Input Supply
Frequency Control, see Table 1
Flying-Capacitor Positive Terminal
Positive Input Supply
Flying-Capacitor Negative Terminal
Ground
Low-Voltage-Operation Input. Connect to OUT.
Active-Low Shutdown Input. Connect to GND pin if not
used. Connect to OUT to disable the charge pump.
Doubled Positive Output
Maxim Integrated
5
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