TEA1762T_2
?NXP B.V. 2007. All rights reserved.
Product data sheet
Rev. 02  25 April 2007
3 of 15
NXP Semiconductors
TEA1762T
GreenChip synchronous rectier controller
6.   Pinning information
6.1  Pinning
6.2  Pin description
7.   Functional description
The TEA1762T is the controller for synchronous rectication to be used in discontinuous
conduction mode and quasi resonant yback converters. Besides controlling the
SR MOSFET, the TEA1762T contains the voltage reference and ampliers to regulate and
control the output voltage and output current of the power supply.
Fig 2.   Pin conguration TEA1762T
TEA1762T
SRSENSE
V
CC
POWERGND
n.c.
SENSEGND
n.c.
PROTECT
ISENSE
n.c.
VSENSE
DRIVER
VREF
OPTOPROT
OPTOREG
001aae773
1
2
3
4
5
6
7
8
10
9
12
11
14
13
Table 2.
Pin description for SO14
Symbol
Pin
Description
SRSENSE
1
synchronous timing input
POWERGND
2
power ground
SENSEGND
3
sense ground
PROTECT
4
general purpose protection input
n.c.
5
not connected
DRIVER
6
driver output for SR MOSFET
OPTOPROT
7
opto coupler driver output for current protection
OPTOREG
8
opto coupler driver output for voltage regulation
VREF
9
reference voltage output
VSENSE
10
sense input for voltage control
ISENSE
11
sense input for current control
n.c.
12
not connected
n.c.
13
not connected
V
CC
14
supply voltage
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