FP5451A Feeling Technology, FP5451A Datasheet

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FP5451A

Manufacturer Part Number
FP5451A
Description
DUAL CHANNEL PWM CONTROL IC
Manufacturer
Feeling Technology
Datasheet

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Part Number
Manufacturer
Quantity
Price
Part Number:
FP5451A
Manufacturer:
FEELING
Quantity:
20 000
Company:
Part Number:
FP5451A
Quantity:
980
www.DataSheet4U.com
FP5451A
Technology
DUAL CHANNEL PWM CONTROL IC
WITH SCP/DTC FUNCTION
GENERAL DESCRIPTION
The FP5451A, a 1-chip composed of dual open collector transistor pulse-width-modulation
control circuits with two error amplifiers and dead-time comparators (DTC), the FP5451A
contains a 2.5V precision voltage reference regulator, under-voltage lockout circuit (UVLO),
short circuit protection circuit (SCP), applied to offer space and low cost in many applications
such as the DC/DC converter and backlight inverter.
Using few external components, FP5451A, a high performance integrated IC, is designed for
a control circuit. The circuit diagram of the typical application example is as below.
FEATURES
˙Fixed Reference Voltage: 2.5V
˙Reference Voltage Precision: 1%
˙Output sink current up to 100mA
SOP16
˙Low quiescent supply current
˙Wide operating voltage range: 4~40V
˙Variable dead-time control (DTC)
˙UVLO protection function
˙SCP protection function (Typ. 1.3V)
PDIP 16
˙Oscillator Frequency: Max. 500KHz
˙Package: SOP16 / PDIP16 /SSOP16
TYPICAL APPLICATION
˙Dual Output Switch Regulator
S S O P 16
˙Backlight Inverter
˙LCD Monitor
Rev0.4 May. 11, 2005
P1/FP5451A

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FP5451A Summary of contents

Page 1

... DC/DC converter and backlight inverter. Using few external components, FP5451A, a high performance integrated IC, is designed for a control circuit. The circuit diagram of the typical application example is as below. ...

Page 2

... Error Amplifier 1 Feedback Output Output 1 Dead-Time Comparator Open Collector Output 1 IC Ground IC Power Supply Open Collector Output 2 Output 2 Dead-Time Comparator Error Amplifier 2 Feedback Output Error Amplifier 2 Inverting Input Error Amplifier 2 Non-inverting Input Short Circuit Protection Input 2.5V Reference Voltage Output Rev0.4 May. 11, 2005 P2/FP5451A ...

Page 3

... Technology ORDER INFORMATION Part Number Operating Temperature FP5451AP-LF -20°C∼85°C FP5451AD-LF -20°C∼85°C FP5451ADR-LF -20°C∼85°C FP5451AR-LF -20°C∼85°C FP5451ARR-LF -20°C∼85°C IC DATE CODE DISTINGUISH FP545 FOR EXAMPLE: January A (Front Half Month), B (Last Half Month) February C, D ...

Page 4

... PDIP16 Lead Temperature (soldering, 20 sec) ----------------------------------------------------+260℃ SSOP16 Lead Temperature (soldering, 10 sec) ---------------------------------------------------+260℃ 260℃ 210℃ 180℃ +3.4℃ / sec 25℃ 15s 60s ) ------------------------------------------------------ 150°C j (SSOP package)------------------------- 220℃/W 260℃ sec +0.23℃ / sec 190s www.DataSheet4U.com FP5451A -1.2℃ / sec 280s Rev0.4 May. 11, 2005 P4/FP5451A ...

Page 5

... MIN TYP MAX UNIT 2 120 mV 1.5 1.9 V MIN TYP MAX UNIT 1.2 1.3 1 100 -1.5 -2 -2.5 μA 1.20 V MIN TYP MAX UNIT 270 KH Z 10% 1% -0.4% ±2% -0.2% ±2% MIN TYP MAX UNIT 1 μA -80 -200 μA 2.3 V 2.05 2.25 V 1.2 1.45 Rev0.4 May. 11, 2005 P5/FP5451A ...

Page 6

... Off-state R =10K T www.DataSheet4U.com FP5451A MIN TYP MAX UNIT ±6 mV ±100 nA 160 500 nA 0 5.0 mA -90 -140 μA MIN TYP MAX UNIT 10 μA 0 150 mA MIN TYP MAX UNIT 2.05 2.25 V 1.2 1.45 TYP MAX UNIT 1.3 1.8 mA 1.7 2.4 mA Rev0.4 May. 11, 2005 P6/FP5451A ...

Page 7

... Comparator Input Voltage PWM Comparator Output Voltage Output Transistor Collector Waveform Protection Enable Terminal Waveform Short-Circuit Protection Comparator Output Power Supply Voltage Protection Enable Time, tpe = (0.658 * 10E6 * Cpe) in seconds 2.8 V TYP FP5451A Timing Diagram www.DataSheet4U.com FP5451A 2.0 V 1.6 V 1 Dead Time 100 ...

Page 8

... R25 0 R26 R16 Q4 33K www.DataSheet4U.com FP5451A 9435 IC2 L2 +5.0V R12 0 20uH R11 R10 D1 10K 1% SCD24 C9 R13 3.3K 1% 1DTC 2DTC 2 2 R17 R18 R22 1K 9435 L3 IC3 +3.3V 20uH 0 R24 R23 20K 1% D2 SCD24 C15 R27 12K 1% Rev0.4 May. 11, 2005 P8/FP5451A C10 + 220uF/16V C16 + 220uF/16V ...

Page 9

... TA - Free -Air Tem p e rat Fig TIMING CAP ACITANCE Tim aci igure E-AIR TEMP ER ATURE Fre e-Air era Fig ure 6 Rev0.4 May. 11, 2005 P9/FP5451A ...

Page 10

... rat res (Left Sca t-C irc ui t Pro t ec tio n Lat lta e-Air era igu re 10 Rev0.4 May. 11, 2005 P10/FP5451A ...

Page 11

... P ROTE CTION ENABLE TIME μ KΩ KΩ www.DataSheet4U.com FP5451A 90 Vre f Vref R U. V.L.O Rev0.4 May. 11, 2005 P11/FP5451A ...

Page 12

... Vcc - igure 14 GAIN (AMP LIF IER IN UNITY-GAIN CONFIGURATIO QUENCY Vcc = igu re 16 Rev0.4 May. 11, 2005 P12/FP5451A ...

Page 13

... DOES NOT INCLUDE INTER-LEAD FLASH,OR PROTRUSIONS. 4.INTER-LEAD FLASH AND PROTRUSIONS SHALL NOT EXCEED .25mm (.0.10in) PER SIDE. 0.050typ. 0.008typ. View A MIN 0.053 0.004 0.386 0.150 0.228 0.016 0 www.DataSheet4U.com FP5451A View A θ MAX 0.069 0.010 0.394 0.157 0.244 0.050 8 Rev0.4 May. 11, 2005 P13/FP5451A ...

Page 14

... PLANE CONCIDENT WITH THE BOTTOM OF LEAD, WHERE LEAD EXITS BODY SEATING PLANE 0.018typ. MIN. NOR. — — 0.015 — 0.125 0.130 0.735 0.755 0.300 BSC. 0.245 0.250 0.115 0.130 0.335 0.355 0 7 www.DataSheet4U.com FP5451A MAX. 0.210 — 0.135 0.775 0.255 0.150 0.375 15 Rev0.4 May. 11, 2005 P14/FP5451A ...

Page 15

... PROTRUSIONS.INTER-LEAD FLASH AND PROTRUSIONS SHALL NOT EXCEED .25mm(.010in) PER SIDE FP5451A MIN. MAX. 0.053 0.069 0.004 0.010 0.059 - 0.008 0.012 0.008 0.011 0.007 0.010 0.007 0.009 0.189 0.197 0.228 0.244 0.150 0.157 0.016 0.050 0.025 Bacic 0 8 www.DataSheet4U.com Rev0.4 May. 11, 2005 P15/FP5451A ...

Page 16

... CARTON LABEL TUBE CARTON 362mm 365mm CARTON LABEL Tape & Reel Carton 2500 EA / REEL 4 INSIDE BOXES / CARTON FP5451A A3311C62 4Xx-XXL : ◎∼◎ 無鉛 Lead Free www.DataSheet4U.com FP5451A 380mm FTC Logo 380mm FTC Logo Rev0.4 May. 11, 2005 P16/FP5451A ...

Page 17

... Feeling Technology Corp. Product Type: FP5451A Lot No: A3311C62 Date Code: 4Xx-XXL Package Type: SOP-16L Marking Type: Laser Total Q'ty: 10,000 P E 8.0±0.1 1.75±0 2.0±0.1 6.5±0.1 10.3±0.1 www.DataSheet4U.com FP5451A 無 鉛 Lead Free +0.1 7.5±0.1 1.55 1 2.1±0.1 0.30±0.05 Rev0.4 May. 11, 2005 P17/FP5451A 1 +0.25 ...

Page 18

... Technology REEL DIMENISIONS APPLICATION MATERIAL PLASTIC REEL SOP16 (BLUE 330±3 100±2.0 13.0±0.5 www.DataSheet4U.com FP5451A +0.3 2.0±0.5 2.5±0.5 16.4 -0.2 Rev0.4 May. 11, 2005 P18/FP5451A ...

Page 19

... Technology SSOP16 CARRIER TAPE DIMENSIONS APPLICATION W SSOP16 12.0±0.3 APPLICATION P 0 SSOP16 4.0±0 8.0±0.1 1.75±0.1 5.5±0. 2.0±0.05 6.5±0.1 10.3±0.1 www.DataSheet4U.com FP5451A +0.1 +0.25 1.5 1 2.1±0.1 0.30±0.05 Rev0.4 May. 11, 2005 P19/FP5451A 1 ...

Page 20

... Technology REEL DIMENISIONS APPLICATION MATERIAL PLASTIC REEL SSOP16 (BLUE +0.15 330 62 12.75 www.DataSheet4U.com FP5451A 2.0±0.15 12.4 16.8 Rev0.4 May. 11, 2005 P20/FP5451A ...

Page 21

... Technology SGS REPORT www.DataSheet4U.com FP5451A Rev0.4 May. 11, 2005 P21/FP5451A ...

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