參數(shù)資料
型號(hào)： MAX868EUB
廠商： MAXIM INTEGRATED PRODUCTS INC
元件分類： 穩(wěn)壓器
英文描述： Regulated, Adjustable -2x Inverting Charge Pump
中文描述： 0.035 A SWITCHED CAPACITOR REGULATOR, 630 kHz SWITCHING FREQ-MAX, PDSO10
封裝： 1.11 MM HEIGHT, UMAX-10
文件頁數(shù)： 2/12頁
文件大小： 152K
代理商： MAX868EUB
M
Regulated, Adjustable -2x
Inverting Charge Pump
2
_______________________________________________________________________________________
ABSOLUTE MAXIMUM RATINGS
IN to GND.................................................................-0.3V to +6V
OUT to GND ...........................................................+0.3V to -12V
IN to OUT.................................................................-0.3V to -17V
C1+ to GND ........................................(V
IN
- 12V) to (V
IN
+ 0.3V)
C1- to GND.............................................................+0.3V to -12V
C2+ to GND....................................................(V
IN
+ 0.3V) to -6V
C2- to GND...............................................................+0.3V to -6V
SHDN
, FB to GND .......................................-0.3V to (V
IN
+ 0.3V)
PGND to GND .......................................................-0.3V to +0.3V
ELECTRICAL CHARACTERISTICS
(V
IN
= +3.3V,
SHDN
= IN, C1 = C2 = 0.22μF, C
IN
= 1μF, C
OUT
= 10μF,
T
A
= 0°C to +85°C
, unless otherwise noted. Typical values
are at T
A
= +25°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.
Output Current....................................................................35mA
Short-Circuit Duration.................................................Continuous
Continuous Power Dissipation (T
A
= +70°C)
10-pin μMAX (derate 5.6mW/°C above +70°C)...........444mW
Operating Temperature Range
MAX868EUB ....................................................-40°C to +85°C
Storage Temperature Range.............................-65°C to +160°C
Lead Temperature (soldering, 10sec) .............................+300°C
FB = IN
No load,
SHDN
= GND
No load, V
FB
= -50mV
R
L
= 3k
to GND
V
IN
= 5.5V,
SHDN
= IN or GND
V
IN
= 1.8V to 5.5V
SHDN
= GND (OUT pulls to GND)
V
IN
= 1.8V to 5.5V, T
A
= +25°C
I
OUT
= 5mA, FB = IN
V
FB
= 50mV
Closed loop
V
OUT
= -5V
CONDITIONS
nA
-100
1
100
SHDN
Input Bias Current
V
0.7V
IN
V
IH
SHDN
Input Threshold
0.3V
IN
V
IL
nA
-50
1
50
FB Input Bias Current
mA
30
I
OUT
Output Current
12
mA
μA
5
I
IN
Supply Current
μA
30
50
V
1.8
5.5
V
IN
Supply-Voltage Range
mV
mV
-30
-40
30
40
15
50
R
OUT
Open-Loop Output
Resistance
125
70
100
0.1
450
1
I
IN
,
SHDN
Shutdown Current
kHz
293
270
607
630
Oscillator Frequency
f
OSC
0.2
R
OUT,CL
Closed-Loop Output
Resistance
UNITS
MIN
TYP
MAX
SYMBOL
PARAMETER
T
A
= +25°C
T
A
= 0°C to +85°C
T
A
= +25°C
T
A
= 0°C to +85°C
V
IN
= 3.3V, V
OUT
= -5V
V
IN
= 5V, V
OUT
= -3.3V
V
IN
= 1.8V to 5.5V
FB Trip Point
T
A
= 0°C to +85°C
T
A
= +25°C
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MAX868EUB+ 功能描述:電荷泵 Reg/Adj -2x Invertin Charge Pump RoHS:否 制造商:Maxim Integrated 功能:Inverting, Step Up 輸出電壓:- 1.5 V to - 5.5 V, 3 V to 11 V 輸出電流:100 mA 電源電流:1 mA 最大工作溫度:+ 70 C 封裝 / 箱體:SOIC-8 Narrow 封裝:Tube
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