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TC4627EPA Folha de dados(PDF) 1 Page - TelCom Semiconductor, Inc

Nome de Peças TC4627EPA
Descrição Electrónicos  POWER CMOS DRIVERS WITH VOLTAGE TRIPLER
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Fabricante Electrônico  TELCOM [TelCom Semiconductor, Inc]
Página de início  http://www.telcom-semi.com
Logo TELCOM - TelCom Semiconductor, Inc

TC4627EPA Folha de dados(HTML) 1 Page - TelCom Semiconductor, Inc

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TELCOM SEMICONDUCTOR, INC.
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TC4626
TC4627
POWER CMOS DRIVERS WITH VOLTAGE TRIPLER
FEATURES
s
Power driver with on Board Voltage Booster
s
Low IDD ......................................................... < 4 mA
s
Small Package ........................................ 8-Pin PDIP
s
Under-Voltage Circuitry
s
Fast Rise-Fall Time .................. < 40nsec @ 1000pF
s
Below-Rail Input Protection
APPLICATIONS
s
Raises 5V to drive higher-Vgs (ON) MOSFETs
s
Eliminates one system power supply
GENERAL DESCRIPTION
The TC4626/4627 are single CMOS high speed drivers
with an on-board voltage boost circuit. These parts work with
an input supply voltage from 4 to 6 volts. The internal voltage
booster will produce a VBOOST potential up to 12 volts above
VIN. This VBOOST is not regulated, so its voltage is dependent
on the input VDD voltage and output drive loading require-
ments. An internal undervoltage lockout circuit keeps the
output in a low state when VBOOST drops below 7.8 volts.
Output is enabled when VBOOST is above 11.3 volts.
PIN CONFIGURATIONS
1
2
3
4
5
6
7
8
IN
OUT
C1+
C2
GND
1
2
3
4
13
14
15
16
VBOOST
NC
IN
C1–
NC
C1+
NC
NC
VDD
C1–
VDD
5
6
7
8
9
10
11
12
C2
NC
NC
GND
NC
VBOOST
NC
OUT
TC4626
TC4627
TC4626
TC4627
NOTE: Pin numbers correspond to 8-pin package
ORDERING INFORMATION
Part No.
Package
Temp. Range
TC4626COE
16-Pin SOIC (Wide)
– 55
°C to +125°C
TC4626CPA
8-Pin Plastic DIP
– 40
°C to +85°C
TC4626EOE
16-Pin SOIC (Wide)
– 40
°C to +85°C
TC4626EPA
8-Pin Plastic DIP
– 0
°C to +70°C
TC4626MJA
8-Pin CerDIP
– 0
°C to +70°C
TC4627COE
16-Pin SOIC (Wide)
– 55
°C to +125°C
TC4627CPA
8-Pin Plastic DIP
– 40
°C to +85°C
TC4627EOE
16-Pin SOIC (Wide)
– 40
°C to +85°C
TC4627EPA
8-Pin Plastic DIP
– 0
°C to +70°C
TC4627MJA
8-Pin CerDIP
– 0
°C to +70°C
VOLTAGE
BOOSTER
CLOCK
C1+
C1-
C2
IN
GND
EXT
OUTPUT
VBOOST
EXT
V = 2 x VDD
VDD
1
2
3
8
7
4
6
5
C3
NON-
INVERTING
4627
INVERTING
4626
(UNREGULATED 3 x VDD)
UV LOCK
C2
EXT
C1
+
+
+
FUNCTIONAL BLOCK DIAGRAM
TC4626/7-7 10/21/96
8-Pin Plastic DIP
/CerDIP
16-Pin SOIC (Wide)


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