tea1612t NXP Semiconductors, tea1612t Datasheet - Page 15

• Manufacturer Part Number: tea1612t
• Description: Zero Voltage Switching Resonant Converter Controller
• Manufacturer: NXP Semiconductors

NXP Semiconductors
11. Application information
TEA1612T_1
Product data sheet
Fig 7.
Reset
VREF
18 V
on/off
controller
PFC
Application diagram
BURST
RESET
SGND
HYST
VAUX
PFC 1
BO 2
P 3
16
13
17
23
24
start-up
2.5 V
gm
2.7 V
5
CSS
C SS
12.6 V
C VDD
5 V
SUPPLY
4
VCO
V
15
DD
R f
1.25 V
1.8 V
Rev. 01 — 24 September 2009
600 mV
20
IRS
R fb2
R f(min)
R fb1
TEA1612
SHIFTER
3 V
LEVEL
LOGIC
22
VREF
R no
: 2
16
Zero voltage switching resonant converter controller
2
18
IFS
600 mV
OSCILLATOR
HIGH SIDE
LOW SIDE
DRIVER
DRIVER
2.33 V
0.3 V
TIMER
19
CF
C f
10
14
12
11
21
9
8
7
6
VDD(FLOAT)
GH
SH
GL
PGND
OCP
SD
CT
n.c.
C T
OVP
C VDD
A
B
TEA1612T
© NXP B.V. 2009. All rights reserved.
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