VIPER06HSTR STMicroelectronics, VIPER06HSTR Datasheet
VIPER06HSTR
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VIPER06HSTR Summary of contents
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Features ■ 800 V avalanche rugged power section ■ PWM operation with frequency jittering for low EMI ■ Operating frequency: – 30 kHz for VIPER06Xx – 60 kHz for VIPER06Lx – 115 kHz for VIPER06Hx ■ No need for an ...
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Contents Contents 1 Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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VIPER06 17 Order codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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Block diagram 1 Block diagram Figure 2. Block diagram SOFT START I DLIM LIM set-up V BURST-MODE COMPL - FB E REF_FB 2 Typical power Table 1. Typical power Part number VIPER06 1. Typical continuous power in non-ventilated ...
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VIPER06 3 Pin settings Figure 3. Connection diagram (top view) GND VDD LIM FB COMP Note: The copper area for heat dissipation has to be designed under the DRAIN pins. Table 2. Pin description Pin DIP-7 SSO10 ...
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Electrical data 4 Electrical data 4.1 Maximum ratings Table 3. Absolute maximum ratings Pin Symbol (DIP- DRAIN DRAIN V 5 COMP ...
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VIPER06 4.3 Electrical characteristics (T = -25 to 125 ° Table 5. Power section Symbol Parameter V Breakdown voltage BVDSS I OFF state drain current OFF R Drain-source on-state resistance DS(on) C Effective (energy related) output capacitance V ...
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Electrical data Table 7. Controller section Symbol Parameter Error amplifier V FB reference voltage REF_FB I Current pull-up FB_PULL UP G Transconductance M Current setting (LIM) pin V Low-level clamp voltage LIM_LOW Compensation (COMP) pin V Upper saturation limit COMPH ...
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VIPER06 Table 7. Controller section (continued) Symbol Parameter Thermal shutdown T Thermal shutdown temperature SD T Thermal shutdown hysteresis HYST Test condition Doc ID 022794 Rev 1 Electrical data Min Typ Max Unit 150 160 °C 30 °C 9/28 ...
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Typical electrical characteristics 5 Typical electrical characteristics Figure 4. I vs. T Dlim im im@ 2 5°C 1.04 1.02 1.00 0.98 0.96 0.94 - [°C] Figure 6. V vs. T DRAIN_START V ...
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VIPER06 Figure 10. I vs. T COMP 5°C 1.08 1.04 1.00 0.96 0.92 0.88 0.84 0.80 - [°C] Figure 12. Operating supply current (switching) vs. T ...
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Typical electrical characteristics Figure 16. Thermal shutdown DDon V DDCSon V DDoff I DRAIN HYST Normal operation 12/28 Shut down after over temperature Doc ID 022794 Rev 1 VIPER06 ...
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VIPER06 6 Typical circuit Figure 17. Flyback converter (non-isolated output Rfb1 Rfb2 Figure 18. Flyback converter (isolated output Rin L1 Din - + VIPer16 VDD DRAIN ...
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Typical circuit Figure 19. Flyback converter (isolated output without optocoupler) FUSE CVDD + Cfb Figure 20. Buck converter GND 14/ BRIDGE Raux ...
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VIPER06 7 Power section The power section is implemented with an N-channel power MOSFET with a breakdown voltage of 800 V min. and a typical R virtually lossless current sensing and the thermal sensor. The gate driver of the power ...
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Oscillator 9 Oscillator The switching frequency is internally fixed at 30 kHz or 60 kHz or 115 kHz (respectively part numbers VIPER06Xx, VIPER06Lx and VIPER06Hx). The switching frequency is modulated by approximately ±3 kHz (30 kHz version) or ±4 kHz ...
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VIPER06 12 FB pin and COMP pin The device can be used both in non-isolated and isolated topology. In non-isolated topology, the feedback signal from the output voltage is applied directly to the FB pin as the inverting input of ...
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Burst mode Figure 23. COMP pin voltage versus I 13 Burst mode When the voltage V the OFF state and the consumption is reduced to the I page 7. In reaction to the loss of energy, the V exceeds the ...
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VIPER06 14 Automatic auto-restart after overload or short-circuit The overload protection is implemented automatically using the integrated up-down counter. Every cycle incremented or decremented depending upon the current logic detection of the limit condition or not. The limit ...
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Open-loop failure protection 15 Open-loop failure protection If the power supply has been designed using flyback topology and the VIPER06 is supplied by an auxiliary winding, as shown in protected against feedback loop failure or accidental disconnections of the winding. ...
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VIPER06 Figure 28. FB pin connection for isolated flyback C VDD REF R V COMP COMPL + - SW BUS Disabled from R SENSE - E/A + REF_FB + COMP C COMP Doc ID ...
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Package mechanical data 16 Package mechanical data In order to meet environmental requirements, ST offers these devices in different grades of ® ECOPACK packages, depending on their level of environmental compliance. ECOPACK specifications, grade definitions and product status are available ...
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VIPER06 Figure 29. DIP-7 package dimensions Doc ID 022794 Rev 1 Package mechanical data 23/28 ...
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Package mechanical data Table 9. SSO10 mechanical data Dim 24/28 Databook (mm.) Typ Min. 0.10 1.25 0.31 0.17 4.90 4.80 6 5.80 3.90 3.80 1 0.25 0.40 0° ...
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VIPER06 Figure 30. SSO10 package dimensions Doc ID 022794 Rev 1 Package mechanical data 8140761 rev. A 25/28 ...
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... Order codes 17 Order codes Table 10. Ordering information Order code VIPER06XN VIPER06LN VIPER06HN VIPER06XS VIPER06XSTR VIPER06LS VIPER06LSTR VIPER06HS VIPER06HSTR 26/28 Package DIP-7 SSO10 Doc ID 022794 Rev 1 VIPER06 Packaging Tube Tube Tape and reel Tube Tape and reel Tube Tape and reel ...
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VIPER06 18 Revision history s Table 11. Document revision history Date 08-Mar-2012 Revision 1 Initial release. Doc ID 022794 Rev 1 Revision history Changes 27/28 ...
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