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TC7660SVOA 数据表(PDF) 3 Page - Microchip Technology

部件名 TC7660SVOA
功能描述  SUPER CHARGE PUMP DC-TO-DC VOLTAGE CONVERTER
Download  24 Pages
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制造商  MICROCHIP [Microchip Technology]
网页  http://www.microchip.com
标志 MICROCHIP - Microchip Technology

TC7660SVOA 数据表(HTML) 3 Page - Microchip Technology

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 2001-2015 Microchip Technology Inc.
DS20001467C-page 3
TC7660S
1.0
ELECTRICAL
CHARACTERISTICS
Absolute Maximum Ratings†
Supply Voltage ................................................................+13V
LV, Boost, and OSC Inputs Voltage: (Note 1)
...................................-0.3V to (V+ + 0.3V) for V+ < 5.5V
......................... (V+ – 5.5V) to (V+ + 0.3V) 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) (Note 2)
8-Pin PDIP ..........................................................730 mW
8-Pin SOIC..........................................................470 mW
Lead Temperature (Soldering, 10s) .... ....................... +300°C
Notice†:
Stresses above those listed under “Maximum
Ratings” 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. Exposure to maximum
rating conditions for extended periods may affect
device reliability.
Note 1:
Connecting any input terminal to
voltages greater than V+ or less than
GND may cause destructive latch-up. It
is recommended that no inputs from
sources
operating
from
external
supplies be applied prior to “power up” of
the TC7660S.
2:
Derate
linearly
above
+50°C
by
5.5 mW/°C.
ELECTRICAL SPECIFICATIONS
Electrical Characteristics:
Unless otherwise noted, specifications measured over operating temperature range with
V+ = 5V, COSC = 0, refer to test circuit in Figure 4-1.
Parameters
Sym.
Min.
Typ.
Max.
Units
Conditions
Supply Current
(Boost pin OPEN or GND)
I+
—80
160
µA
RL = 
——
180
0°C
 TA  +70°C
180
-40°C
 TA  +85°C
200
-55°C
 TA  +125°C
Supply Current
(Boost pin = V+)
I+
——
300
µA
0°C
 TA  +70°C
350
-40°C
 TA  +85°C
400
-55°C
 TA  +125°C
Supply Voltage Range,
High
V+H
3.0
12
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
—60
100
IOUT = 20 mA
—70
120
IOUT = 20 mA, 0°C  TA  +70°C
—70
120
IOUT = 20 mA, -40°C  TA  +85°C
105
150
IOUT = 20 mA, -55°C  TA  +125°C
——
250
V+ = 2V, IOUT = 3 mA, LV to GND
0°C
 TA  +70°C
——
400
V+ = 2V, IOUT = 3 mA, LV to GND
-55°C
 TA  +125°C
Oscillator Frequency
fOSC
10
kHz
Pin 7 open, Pin 1 open or GND
45
Boost Pin = V+
Power Efficiency
PEFF
96
98
%
RL = 5 kBoost Pin Open
95
98
TMIN  TA  TMAX; Boost Pin Open
88
Boost Pin = V+


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