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G003.U (2/07)
Pulse offers a complete range of Switch-Mode Transformers in various technologies (slot, layer and triple insulation wire) used for power
supplies in television, set-top boxes, satellite receivers, DVD players, telephone chargers, and white goods. Pulse also offers a new range
of specific magnetics for LCD TV power supplies and inverters to meet the growing, worldwide demand for flat-screen televisions.
These innovative, components are manufactured in state-of-the-art, modern facilities. Switch-Mode Transformers, as well as new LCD
components are produced in one of four different factories in China, depending on the technology.
The products mentioned in this section serve as an overview of Pulse’s Consumer magnetics product line. For more information about
Consumer products, contact Pulse Consumer Division Applications Engineering via e-mail at
consumer@pulseeng.com
.
SWITCH-MODE TRANSFORMER GUIDE BY TECHNOLOGY
Series
Ferrite Pins Technology
Pin Spacing Pitch Power Input
Application
(Part Number) (mm) (mm) @ 50 kHz (W)
2182 E30/15/7 3 + 3 Slot 16.5 7.5 30 PFC (dynamic focus transformer)
2414 ETD29X16X10 7 + 7 Slot 17.5 5 40 14"-15" CTV 90° and satellite receiver
2444 ETD29X15X10 9 + 9 Slot 20 4 40 14"-15" CTV 90° DVD and satellite receiver
2464 ETD29X11X10 7 + 7 Slot 17.5 5 40 DVD, digital/analog satellite receiver
2074 ETD34X13X11 7 + 7 Slot 27.5 5 40 14"-15" CTV 90° and satellite receiver
2074.5 ETD34X17X11 7 + 7 Slot 27.5 5 60 14"-15" CTV 90°
2084 ETD39X17X13 8 + 8 Slot 27.5 5 90 17"-20" CTV 90°
2094 ER48X18X18 9 + 9 Slot 27.5 5 190 25"-29" CTV 110°
2344 ER54X20X18 11 +11 Slot 27.5 5 250 High-end CTV 110°
2354 E42X21X15 9 + 9 Slot 27.5 5 130 High-end CTV 110°
2502 ER28X17X11 (
VERTICAL
) 9 + 9 Layer 20 4 40 14"- 90° color TV
2502.5 ER28X17X11 (
HORIZONTAL
) 6 + 6 Layer 20 4 40 Set-top Box
2512 ER35X21X11 6 + 6 Layer 22.5 5 60 14"÷21" - 90°
2522 ER39X23X13 8 + 8 Layer 24.8 5 90 17"÷21" - 90°
2532 ER42X23X15 7 + 7 Layer 25.2 5 120 110° Color TV
2542 ER49X25X16 9 + 9 Layer 27.5 5 200 25"÷29" 110° Color TV
2552 ER53X23X21 9 + 9 Layer 32 5 250 28"÷34" 110° Color TV
2562 ETD34X17X11 7 + 7 Layer 25.2 5 70 14"-15" CTV 90°
2102 ER48X22X21 11 +11 Layer 27.5 5 300 25"-29" CTV 110°
2722 PQ32/20 6 + 6 Layer 30,5 5 90 LCD TV 26"
2732 PQ32/30 6 + 6 Layer 30.5 5 170 LCD TV 26"-32"
2742 PQ40/40 6 + 6 Layer 38.1
5,08/
350 LCD TV 37"-42"
15,24
2432 E13X7X4 4 + 4 TIW 18.5 5 4 Battery chargers
2182.5 E30/15/7 6 + 6 TIW 25 5 30 LCD 22"
2252 ETD29X11X10 9 + 9 TIW 20 4 30 Satellite receiver
2262 E16X8X5 4 + 4 TIW 15 3.75 8 Battery chargers, stand-by circuits, white goods
2262.5 E16X8X5 5 + 4 TIW 15 3.75 8 Battery chargers, stand-by circuits, white goods
2362 E20X10X6 4 + 4 TIW 16.25 5 18 Battery chargers, stand-by circuits, Set-top Box
2361 E20X10X6 4 + 4 TIW 16.25 5 18 Not mains insulated SMT
2362.3 E20X10X6 5 + 5 TIW 15 3.75 18 Battery chargers, stand-by circuits, Set-top Box
2362.5 E20X10X6 5 + 5 TIW 20 5 18 Battery chargers, stand-by circuits, Set-top Box
2362.7 E20/10/6 5 + 5 TIW 16.25 3.81 18 Set-top Box, White goods
2452 E25X13X7 5 + 5 TIW 20.32 5 25 DVD, satellite receiver
2452.7 E25X13X7 5 + 5 TIW 20.32 5 25 DVD, satellite receiver for slim version
2472 E25X16X6 7 + 7 TIW 27 4 30 DVD, satellite receiver for slim version
For more information, contact Pulse Consumer Division Applications Engineering via e-mail at: consumer@pulseeng.com.
CONSUMER PRODUCTS
Consumer Products
G003.U (2/07)
www.pulseeng.com
47
SLOT SMT 100 W
Series 2642 – Resonant-Type Power Supply Switch-Mode
Transformer
Applications
This transformer is mainly intended to be used as a Resonant Switch-Mode Transformer for
low-end 22” LCD TV sets with mains insulation. The most suitable circuit topology for this
transformer is a half-bridge, quasi-resonant converter using Phillips ZVS controller TEA1610.
The common range of operation for this switch-mode transformer is from 50-200 kHz.
Features
●
Magnetic circuit of this transformer consists of EE-type ferrite
cores having a squared central leg where the windings and
the air gap are placed
●
Maximum primary power: 100 W @ 100 kHz.
●
Slot technology, Lizt wire is recommended for proximity and
skin effects reduction
●
Mains insulation according to IEC60065 and IEC60950 safety
standards
●
Recommended magnetising-to-leakage primary inductance ratio
L
P/LL
@ 100 kHz ~ 5
Mechanical and Magnetic Data
●
Pinout configuration: 14 dual-in-line pins with 25.4mm spacing
and 5.08mm pitch
●
Ferrite core is a EE32-type, leading to a maximum transformer
height of 22mm above the PCB
●
Maximum horizontal dimensions: 39mm x 38mm
Options
●
Customized electrical design and pinout
SLOT SMT 200 W
Series 2652 – Resonant-type Power Supply Switch-Mode
Transformer
Applications
This transformer is mainly intended to be used as a Resonant Switch-Mode Transformer
for high-end 30” to 42” LCD TV sets with mains insulation. The most suitable circuit
topology for this transformer is a half-bridge, quasi-resonant converter using ON
Semiconductor’s ZVS controller MC34067. The common range of operation for this
Switch-Mode Transformer is from 50-150 kHz.
Features
●
Magnetic circuit of this transformer consists of two (asymmetrical)
E-type ferrite cores having a rectangular central leg where the
windings and the air gap are placed
●
Maximum primary power: 200 W @ 100 kHz
●
Slot technology, Lizt wire recommended for proximity and skin
effects reduction
●
Mains insulation according to IEC60065 and IEC60950 safety
standards
●
Adjustable magnetising-to-leakage primary inductance ratio LP/L
L
(recommended values range is LP/LL@ 100 kHz = 2.5 ~ 4)
Mechanical and Magnetic Data
●
Pinout configuration: 16 dual-in-line pins with 35mm spacing and
5mm pitch
●
The ferrite core is a slim EE50-type, leading to a maximum
transformer height of 28mm above the PCB
●
Maximum horizontal dimensions: 51mm x 52mm
Options
●
Customized electrical design and pinout
LCD TV & PLASMA TV COMPONENTS
For more information, contact Pulse Consumer Division Applications Engineering via e-mail at: consumer@pulseeng.com.
CONSUMER PRODUCTS
Consumer Products
48
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G003.U (2/07)
Mains Filter
Series 6001 – Frame-core Mains Filter
*
Applications
These chokes are mainly intended to be used as common-mode
EMC mains filters for 22” to 42” LCD TV sets to make them comply
with the EN55022 standard.
Features
●
Magnetic circuit of these chokes consists of ET-type/FT-type
closed cores made by high-performance soft ferrite
●
Slot technology, enameled copper wire
●
Compact size even for high mains current values
●
High impedance and very low leakage flux
●
Low interwinding capacitance
Mechanical and Magnetic Data
●
Low-profile horizontal coil-formers result in a component height down
to 18mm above the PCB
●
Component height above the PCB according to the ferrite size
●
Maximum horizontal dimensions: 35mm x 35mm
Options
●
Customized pinout and inductance value
●
Available core size range: ET 20~35
* Not shown here.
Layer SMT 250 W/200 W
Series 2712 (standard core), Series 2702 (low-profile core), Power Supply
Switch-Mode Transformers
Applications
These transformers are mainly intended to be used as Switch-Mode Transformers in high-end 26” to
42” LCD TV sets with mains insulation. The most suitable circuit topologies for these transformers are
one-transistor (standard core) or half-bridge (low-profile core) forward converters. The common range of
operation for these Switch-Mode Transformers is from 100 kHz to 200 kHz.
Features
●
Magnetic circuit of these transformers consists of two RM14-type ferrite cores having a round
central leg where the windings and the air gap are placed
●
Maximum primary power: 200 W @ 150 kHz for low-profile RM14; 250 W @150 kHz for
standard RM14
●
Layer technology, enameled and TIW Lizt wire recommended for proximity and skin effects reduction
●
Copper-foil windings for high-current outputs
●
Mains insulation according to IEC60065 and IEC60950 safety standards
Mechanical and Magnetic Data
●
Pinout configuration: 12 in-line pins (6+6) with 35.6mm spacing
and 5.08mm pitch
●
Ferrite core can be either standard or low-profile RM14-type,
leading to a transformer height down to 21mm above the PCB
●
Maximum horizontal dimensions: 42mm x 44mm
(47mm x 44mm including mounting clips)
Options
●
Customized electrical design and pinout
●
Mounting clips
●
Total height above PCB: 30mm for standard RM14; 21mm for
low-profile RM14
LCD TV & PLASMA TV COMPONENTS
(continued)
For more information, contact Pulse Consumer Division Applications Engineering via e-mail at: consumer@pulseeng.com.
CONSUMER PRODUCTS
Consumer Products
G003.U (2/07)
www.pulseeng.com
49
Active PFC Coil
Series 2712 (standard core), Series 2702 (low-profile core),
Power-Factor-Correction Coil
Applications
These chokes are mainly intended to be used as harmonics coils for
high-end 26” to 42” LCD TV sets to make them comply with the
EN61000-3-2 standard. The most suitable circuit topology for these
chokes is transition-mode controlled boost DC/DC converter (i.e. L6561
from ST or MC33262 from ON Semiconductor). The common range of
operation for these chokes is from 100-200 kHz.
Features
●
Magnetic circuit of chokes consists of two, RN14-type ferrite
cores having a round central leg where the windings and the air
gap are placed
●
Maximum primary power: 200 W @150 kHz for low-profile RM14;
250 W @ 150 kHz for standard RM14
●
Layer technology, enameled Lizt wire recommended for proximity and skin
effects reduction
Mechanical and Magnetic Data
●
Pinout configuration: 12 in-line pins (6+6) with 35.56mm spacing
and 5.08mm pitch
●
The ferrite core can be either standard or low-profile RM14-type,
resulting in a component height down to 21mm above the PCB
Options
●
Customized electrical design and pinout
●
Mounting clips
●
2702 bobbin without through-hole flange available
●
Total height above the PCB: 30 mm for standard RM14; 21mm
for low-profile RM14
CONSUMER PRODUCTS
Passive PFC Coil
Series 6001 – Laminated-core Power-Factor-Correction Coil
Applications
These chokes are mainly intended to be used as harmonics coils for high-end 30” to 42” LCD TV sets to
make them comply with the EN61000-3-2 standard. These components are suitable for operation at
mains frequency (50-60 Hz)
Features
●
Magnetic circuit of these chokes consists of UU or EI laminated cores made by high performance
silicon steel
●
Single-winding (EI) or double-winding (UU) construction
●
Acoustical noise-free construction
●
Input power up to 200 W @ mains frequency with EI-42 core size and horizontal dimensions down
to 42mm x 56mm
Mechanical and Magnetic Data
●
High permeability and saturation flux density core
●
High inductance value allowed
●
Low-profile horizontal coil-formers result in a component height down to 28mm above the PCB
Options
●
Customized pinout and inductance value
●
Core fixing by mylar tape or argon welding
●
Available core dimensions up to EI-66 and UU-40
LCD TV & PLASMA TV COMPONENTS
(continued)
For more information, contact Pulse Consumer Division Applications Engineering via e-mail at: consumer@pulseeng.com.
Consumer Products
50
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G003.U (2/07)
SLOT SMT CCFL
Series 7001 – Switch-Mode Transformers for Cold-Cathode
Florescent Lamp (CCFL) Inverters
Applications
These transformers are mainly intended to be used as Switch-ModeTransformers for
LCD TV sets from 15” to 37”, as DC/AC inverters for CCFL backlight or supplied as
complete inverter backlight board to be assembled to the LCD panel for its power supply.
Features
●
The magnetic circuit of these transformers consists of two UI (FRM)-/EFD-type, low-profile
ferrite cores having rectangular central leg where the windings and the air gap are placed
●
Maximum Output Power: 6 W @ 50 kHz
●
Slot technology, copper wire windings
●
Non-potted construction
●
Start-up Output Voltage: 2 kVrms; Open Output Voltage: 1.6k Vrms; Lamp Voltage: 750 Vrms
Mechanical and Magnetic Data
●
Low-profile, horizontal SMD coil-formers result in a component height down
to 5mm above the PCB
●
Maximum horizontal dimensions: 32mm x 21mm
Options
●
Customized electrical design and pinout
●
Wide core shapes and size range availability: UI-8.8~17, EFD-10~25
●
Potted construction on request
LCD TV & PLASMA TV COMPONENTS
(continued)
Active PFC Coil
Series 2182.5 – Power-Factor-Correction Coil
Applications
This choke is mainly intended to be used as harmonics coils for high-end 22” LCD TV sets to make
them comply with the EN61000-3-2 standard. The most suitable circuit topology for this choke is a
transition-mode controlled boost DC/DC converter (i.e. MC33262 from ON Semiconductor). The
common range of operation for this choke is from 50-150 kHz.
Features
●
Magnetic circuit of chokes consists of EE-type ferrite core having a squared central leg where
the windings and the air gap are placed
●
Maximum primary power: 100 W @ 100 kHz
●
Layer technology, enameled Lizt wire are recommended for proximity and skin effect reduction
Mechanical and Magnetic Data
●
Pin-out configuration: 10 dual-in-line pins (5+5) with 25mm spacing
and 5mm pitch
●
The ferrite core is E30/15/7-type, resulting in a component height
down to 22mm above the PCB
●
Maximum horizontal dimensions: 24mm x 30mm
Options
●
Customized electrical design and pinout
CONSUMER PRODUCTS
For more information, contact Pulse Consumer Division Applications Engineering via e-mail at: consumer@pulseeng.com.
Consumer Products
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