tea1532ct-n1 NXP Semiconductors, tea1532ct-n1 Datasheet - Page 15

• Manufacturer Part Number: tea1532ct-n1
• Description: Greenchip Ii Smps Control Ic
• Manufacturer: NXP Semiconductors

NXP Semiconductors
Table 5.
[1]
[2]
[3]
11. Application information
TEA1532BT_TEA1532CT_1
Product data sheet
Symbol
Driver (pin DRIVER)
I
I
V
Temperature protection
T
T
source
sink
pl(max)
pl(hys)
o(max)
TEA1532CT: safe restart; TEA1532BT: latch.
Guaranteed by design.
V
i
detection level. Set by the demagnetization resistor R
Characteristics
Parameter
source current
sink current
maximum output
voltage
maximum protection
level temperature
protection level
hysteresis temperature
A converter with the TEA1532BT; TEA1532CT consists of an input filter, a transformer
with a third winding (auxiliary), and an output stage with a feedback circuit.
Capacitor C
source, that is connected to the rectified mains during start-up and, via the auxiliary
winding, during operation.
A sense resistor R
value of R
Figure 9
Pin PROTECT is used in this example for external overvoltage protection and open loop
or output short-circuit protection. If this pin is not used, it must be tied to ground.
shows a flyback configuration using the continuous conduction mode. The pin PROTECT
is used in this example for external overtemperature protection and open loop or output
short-circuit protection.
…continued
shows a flyback configuration using the discontinuous conduction mode.
sense
VCC
defines the maximum primary peak current.
buffers the IC supply voltage, which is powered via the internal current
Conditions
V
V
V
V
V
CC
DRIVER
CC
CC
CC
sense
V
V
DRIVER
DRIVER
= 9.5 V;
= 9.5 V
> 12 V
> 2 V
Rev. 01 — 18 January 2007
converts the primary current into a voltage at pin SENSE. The
= 2 V
DEM
= 2 V
= 9.5 V
; see
Section
TEA1532BT; TEA1532CT
7.16.
Min
-
-
400
-
130
-
GreenChip II SMPS control IC
Typ
300
700
11.5
140
8
170
Max
-
-
12
150
-
© NXP B.V. 2007. All rights reserved.
88
Figure 12
Unit
mA
mA
mA
V
15 of 23
C
C