SP000081008 Infineon Technologies, SP000081008 Datasheet

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SP000081008

Manufacturer Part Number
SP000081008
Description
Manufacturer
Infineon Technologies
Datasheet

Specifications of SP000081008

Start-up Supply Current
1mA
Operating Supply Voltage (min)
-0.3V
Operating Supply Voltage (max)
17V
Operating Temp Range
-25C to 125C
Operating Temperature Classification
Commercial
Package Type
DSO
Pin Count
14
Mounting
Surface Mount
Lead Free Status / RoHS Status
Compliant
D at a s h e e t , V 2 . 0 , 3 1 J u l y 2 0 0 3
PWM-QR IC
T D A 1 6 8 4 6 / 1 6 8 4 6 - 2
T D A 1 6 8 4 7 / 1 6 8 4 7 - 2
C o n t r o l l e r f o r S w i t c h M o d e P o w e r
S u p p l i e s S u p p o r t i n g L o w P o w e r
S t a n d b y a n d P o w e r F a c t o r
P o w e r M a n a g e m e n t & S u p p l y
N e v e r
s t o p
t h i n k i n g .

Related parts for SP000081008

SP000081008 Summary of contents

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PWM- ...

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... Due to technical requirements components may contain dangerous substances. For information on the types in question please contact your nearest Infineon Technologies Office. Infineon Technologies Components may only be used in life-support devices or systems with the express written approval of Infineon Tech- nologies failure of such components can reasonably be expected to cause the failure of that life-support device or system affect the safety or effectiveness of that device or system ...

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Controller for Switch Mode Power Supplies Supporting Low Power Standby and Power Factor Correction 1 Overview 1.1 Features • Line Current Consumption with PFC • Low Power Consumption • Stable and Adjustable Standby Frequency • Very Low Start-up Current • ...

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Regulation can be done by using the internal error amplifier or an opto coupler feedback (additional input). The output driver is ideally suited for driving a power MOSFET. Fixed frequency ...

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Short Description of the Pin Functions Pin Function 1 A parallel RC-circuit between this pin and ground determines the ringing suppression time and the standby-frequency capacitor between this pin and ground and a resistor between this pin ...

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Block Diagrams Figure 2 TDA 16846-2 Version 2.0 TDA 16846/16846-2 TDA 16847/16847 Jul 2003 ...

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Figure 3 TDA 16847-2 Version 2.0 TDA 16846/16846-2 TDA 16847/16847 Jul 2003 ...

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Functional Description Start Up Behaviour (Pin 14) When power is applied to the chip and the voltage upper threshold ( the Supply Voltage Comparator (SVC), then the input current ON I will be less than 100 ...

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Figure 5 Startup Voltage Diagram Primary Current Simulation PCS (Pin 2) / Current Limiting A voltage proportional to the current of the power transistor is generated at Pin 2 by the RC-combination (Figure 4). The voltage at ...

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Fold Back Point Correction PVC (Pin 11 derived from a voltage divider connected to the rectified mains and reduces the 11 limit of the possible current maximum in the power transistor if the mains voltage increases. I.e. this ...

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If the control voltage is below 2 V (at low output power) the “off-time” is maximum and constant During the discharge time tD1, V1 must not fall below the limit is not guaranteed. Figure 6 Off-Time-Circuit Version 2 ...

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Figure 7 Pulse Diagram of Off-Time-Circuit Figure 8 shows the converters switching frequency as a function of the output power. Figure 8 Load Dependent Frequency Curve Version 2.0 TDA 16846/16846-2 TDA 16847/16847 Jul 2003 ...

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Error Amplifier EA / Soft-Start (Pin 3, Pin 4) Figure 9 shows the simplified Error Amplifier circuit. The positive input of the Error Amplifier (EA) is the reference voltage 5 V. The negative input is the pulsed output voltage from ...

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Fixed Frequency and Synchronization Circuit SYN (Pin 7) Figure 11 shows the Fixed Frequency and Synchronization Circuit. The circuit is disabled when Pin 7 is not connected or connected to pin 9 (Vref, to avoid noise R C sensitivity). With ...

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Figure 12 Pulse Diagram for Fixed Frequency Circuit Synchronization mode is also possible. The synchronization frequency must be higher than the oscillator frequency. Figure 13 Ext. Synchronization Circuit Version 2.0 TDA 16846/16846-2 TDA 16847/16847 Jul 2003 ...

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Protection Functions The chip has several protection functions: Current Limiting See “Primary Current Simulation PCS (Pin 2) / Current Limiting” and “Fold Back Point Correction PVC (Pin 11)”. Over- and Undervoltage Lockout OV/SVC (Pin 14) When V at Pin ...

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Temporary High Power Circuit FC2, PMO, REF (Pin TDA 16847-2) Figure 14 shows the Temporary High Power Circuit: Figure 14 The Temporary High Power Circuit (THPC) consists of two parts: Firstly, a power measurement circuit is ...

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Secondly, a High Power Shutdown Comparator (FC2) is implemented: When the voltage V at Pin 6 exceeds 1.2 V the Error Flip Flop (ERR) is set. The output voltage of the 6 power measurement circuit (Pin 8) is smoothed by ...

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Electrical Characteristics 5.1 Absolute Maximum Ratings All voltages listed are referenced to ground (0 V, Parameter Supply Voltage at Pin 14 Voltage at Pin – Voltage at Pin Startup ...

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Characteristics Unless otherwise stated, – < Parameter Supply Voltage and Startup Circuit VCC (Pin 14) Overvoltage threshold Turn-ON threshold Turn-OFF threshold V Delta-OV Supply current, OFF Supply current, ON Primary Current Simulation PCS (Pin 2) ...

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Characteristics (cont’d) Unless otherwise stated, – < Parameter Zero Crossing Input RZI (Pin 3) Zero crossing threshold (Pin 3) Delay to switch-on Bias current Pin 3 Error Amplifier Input RZI (Pin 3) Input threshold (Pin 3) Low ...

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Characteristics (cont’d) Unless otherwise stated, – < Parameter Fixed Frequency and Synchronization Circuit SYN (Pin 7) Charge current Upper threshold Lower threshold Input voltage range Bias current Pin 7 Primary Voltage Check PVC (Pin 11) Threshold Reference ...

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Characteristics (cont’d) Unless otherwise stated, – < Parameter Fault Comparator FC2 (Pin 6) HPC Threshold Bias Current Pin 6 Fault Comparator FC1 (Pin 10) Threshold Bias current Pin 10 Power Measurement Output PMO (Pin 8, only TDA ...

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Figure 15 Circuit Diagram for Application with PFC Version 2.0 TDA 16846/16846-2 TDA 16847/16847 Jul 2003 ...

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Figure 16 Circuit Diagram for Standard Application Version 2.0 TDA 16846/16846-2 TDA 16847/16847 Jul 2003 ...

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Figure 17 Circuit Diagram for Application with Temporary High Power Circuit Version 2.0 TDA 16846/16846-2 TDA 16847/16847 Jul 2003 ...

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Package Outlines P-DIP-14-3 (Plastic Dual In-line Package) Sorts of Packing Package outlines for tubes, trays etc. are contained in our Data Book "Package Information". Version 2.0 TDA 16846/16846-2 27 TDA 16847/16847-2 Dimensions Jul 2003 ...

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P-DSO-14-3 (Plastic Dual In-line Package) Sorts of Packing Package outlines for tubes, trays etc. are contained in our Data Book "Package Information". Version 2.0 TDA 16846/16846-2 TDA 16847/16847-2 28 Dimensions Jul 2003 ...

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... Geben Sie uns die Chance, hohe Leistung durch umfassende Qualität zu beweisen. Wir werden Sie überzeugen Published by Infineon Technologies AG Quality takes on an allencompassing significance at Semiconductor Group. For us it means living up to each and every one of your demands in the best possible way are not only concerned with product quality ...

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