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TEA1751T_LT_2
?NXP B.V. 2009. All rights reserved.
Product data sheet
Rev. 02  23 December 2009
4 of 29
NXP Semiconductors
TEA1751T; TEA1751LT
GreenChip III SMPS control IC
6.   Pinning information
6.1  Pinning
 
6.2  Pin description
 
Fig 2.    Pin configuration: TEA1751(L)T (SOT109-1)
TEA1751(L)T
V
CC
HV
GND
HVS
FBCTRL
HVS
FBAUX
FBDRIVER
LATCH
PFCDRIVER
PFCCOMP
PFCSENSE
VINSENSE
FBSENSE
PFCAUX
VOSENSE
014aaa300
1
2
3
4
5
6
7
8
10
9
12
11
14
13
16
15
Table 2.
Pin description
Symbol
Pin
Description
V
CC
1
supply voltage
GND
2
ground
FBCTRL
3
control input for flyback
FBAUX
4
input from auxiliary winding for demagnetization timing and
overvoltage protection for flyback
LATCH
5
general purpose protection input
PFCCOMP
6
frequency compensation pin for PFC
VINSENSE
7
sense input for mains voltage
PFCAUX
8
input from auxiliary winding for demagnetization timing for PFC
VOSENSE
9
sense input for PFC output voltage
FBSENSE
10
programmable current sense input for flyback
PFCSENSE
11
programmable current sense input for PFC
PFCDRIVER
12
gate driver output for PFC
FBDRIVER
13
gate driver output for flyback
HVS
14, 15
high voltage safety spacer, not connected
HV
16
high voltage start-up and valley sensing of flyback part
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