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TC7660MPA датащи(PDF) 2 Page - Microchip Technology

номер детали TC7660MPA
подробное описание детали  Charge Pump DC-to-DC Voltage Converter
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производитель  MICROCHIP [Microchip Technology]
домашняя страница  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

TC7660MPA датащи(HTML) 2 Page - Microchip Technology

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TC7660
DS21465C-page 2
 2002-2011 Microchip Technology Inc.
1.0
ELECTRICAL
CHARACTERISTICS
Absolute Maximum Ratings*
Supply Voltage .............................................................+10.5V
LV and OSC Inputs Voltage: (Note 1)
.............................................. -0.3V to VSS for V
+ < 5.5V
..................................... (V+ – 5.5V) to (V+) for V+ > 5.5V
Current into LV ......................................... 20 µA for V+ > 3.5V
Output Short Duration (VSUPPLY  5.5V)...............Continuous
Package Power Dissipation: (TA  70°C)
8-Pin CERDIP ....................................................800 mW
8-Pin PDIP .........................................................730 mW
8-Pin SOIC .........................................................470 mW
Operating Temperature Range:
C Suffix.......................................................0°C to +70°C
I Suffix .....................................................-25°C to +85°C
E Suffix....................................................-40°C to +85°C
M Suffix .................................................-55°C to +125°C
Storage Temperature Range .........................-65°C to +160°C
ESD protection on all pins (HBM) .................................
 3kV
Maximum Junction Temperature ........... ....................... 150°C
* Notice: Stresses above those listed under “Maximum Rat-
ings” may cause permanent damage to the device. This is a
stress rating only and functional operation of the device at
those or any other conditions above those indicated in the
operational sections of this specification is not intended. Expo-
sure to maximum rating conditions for extended periods may
affect device reliability.
FIGURE 1-1:
TC7660 Test Circuit.
ELECTRICAL SPECIFICATIONS
1
2
3
4
8
7
6
5
TC7660
+
V+
(+5V)
VOUT
C1
10 µF
COSC
+
C2
10 µF
IL
RL
IS
Electrical Characteristics: Unless otherwise noted, specifications measured over operating temperature range with V+ = 5V,
COSC = 0, refer to test circuit in Figure 1-1.
Parameters
Sym
Min
Typ
Max
Units
Conditions
Supply Current
I+
80
180
µA
RL =
Supply Voltage Range, High
V+H
3.0
10
V
Min
TAMax, RL = 10 k, LV Open
Supply Voltage Range, Low
V+L
1.5
3.5
V
Min
TAMax, RL = 10 k, LV to GND
Output Source Resistance
ROUT
70
100
IOUT=20 mA, TA = +25°C
120
IOUT=20 mA, TA  +70°C (C Device)
130
IOUT=20 mA, TA  +85°C (E and I Device)
104
150
IOUT=20 mA, TA  +125°C (M Device)
150
300
V+ = 2V, IOUT = 3 mA, LV to GND
0°C
 TA  +70°C
160
600
V+ = 2V, IOUT = 3 mA, LV to GND
-55°C
 TA  +125°C (M Device)
Oscillator Frequency
fOSC
10
kHz
Pin 7 open
Power Efficiency
PEFF
95
98
%
RL = 5 k
Voltage Conversion Efficiency
VOUTEFF
97
99.9
%
RL =
Oscillator Impedance
ZOSC
—1.0
M
V+ = 2V
100
k
V+ = 5V
Note 1: Destructive latch-up may occur if voltages greater than V+ or less than GND are supplied to any input pin.


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