VIPER06LSTR
Offline PWM Flyback ConverterThe VIPER06LSTR is a offline pwm flyback converter from STMicroelectronics. View the full VIPER06LSTR datasheet below including key specifications, electrical characteristics, absolute maximum ratings.
VIPER06LSTR shares its datasheet with VIPER06, whose page lists every part number it covers.
Official VIPER06LSTR datasheet (PDF) — the source this page was extracted from.
VIPER06LSTR Key Specifications
| Parameter | Value |
|---|---|
| Breakdown Voltage | 800 V |
| Case/Package | SSOP |
| China RoHS | Compliant |
| Continuous Drain Current (ID) | 350 mA |
| Duty Cycle | 70% |
| Fault Protection | Current Limiting, Open Loop, Over Temperature |
| Switching Frequency | 60kHz |
| Height | 1.75 mm |
| Height - Seated (Max) | 1.75 mm |
| Internal Switch(s) | Yes |
| Lead Free | Lead Free |
| Length | 4.9 mm |
| Lifecycle Status | Production (Last Updated: 8 months ago) |
| Max Duty Cycle | 80 % |
| Max Input Voltage | 23.5 V |
| Max Input Voltage (AC) | 265 V |
| Max Junction Temperature (Tj) | 150 °C |
| Max Operating Temperature | 125 °C |
| Max Power Dissipation | 1 W |
| Max Supply Voltage | 23.5 V |
| Max Switching Frequency | 66 kHz |
| Min Breakdown Voltage | 800 V |
| Min Input Voltage | 11.5 V |
| Min Input Voltage (AC) | 85 V |
| Min Operating Temperature | -25 °C |
| Min Supply Voltage | 11.5 V |
| Mount | Surface Mount |
| Mounting Type | Surface Mount |
| Nominal Input Voltage | 14 V |
| Number of Channels | 1 |
| Number of Circuits | 1 |
| Number of Outputs | 1 |
| Number of Pins | 10 |
| Number of Terminals | 10 |
| Operating Supply Current | 1.45 mA |
| Operating Temperature | -40°C ~ 150°C (TJ) |
| Output Isolation | Either |
| Output Power | 30 mW |
| Output Voltage | 800 V |
| Package / Case | 10-SOP (0.154", 3.90mm Width) |
| Packaging | Tape and Reel |
| Power Rating | 8 W |
| Power Rating | 8 W |
| Radiation Hardening | No |
| Rds On Max | 32 Ω |
| REACH SVHC | Unaffected |
| RoHS | Compliant |
| Schedule B | 8542390000, 8542390000|8542390000|8542390000|8542390000|8542390000 |
| Supplier Device Package | 10-SSOP |
| Switching Frequency | 60 kHz |
| Terminal Pitch | 1 mm |
| Topology | Buck |
| Topology | Buck, Flyback |
| Voltage - Breakdown | 800V |
| Voltage - Start Up | 13 V |
| Supply Voltage | 11.5V ~ 23.5V |
| Width | 3.9 mm |
VIPER06LSTR Overview
Part: VIPER06
Type: Offline High Voltage Converter
Description: Offline converter with an integrated 800 V avalanche-rugged power MOSFET, PWM controller, and up to 8 W output power capability.
Operating Conditions:
- Supply voltage: 11.5 to 23.5 V
- Operating temperature: -40 to 150 °C (operating junction temperature range)
- Switching frequency: 30 kHz (VIPER06Xx), 60 kHz (VIPER06Lx), or 115 kHz (VIPER06Hx)
Absolute Maximum Ratings:
- Max supply voltage: Self-limited V (VDD input current max 20 mA)
- Max continuous current: 2.5 A (pulse drain current)
- Max junction/storage temperature: 150 °C
Key Specs:
- Drain-source breakdown voltage: 800 V min (IDRAIN = 1 mA, VCOMP = GND, TJ = 25 °C)
- Drain-source on-state resistance: 32 Ω max (IDRAIN = 0.2 A, TJ = 25 °C); 67 Ω max (IDRAIN = 0.2 A, TJ = 125 °C)
- Drain current limitation: 0.32 A min, 0.35 A typ, 0.38 A max (ILIM = -10 μA, VCOMP = 3.3 V, TJ = 25 °C)
- VDD startup threshold: 12 V min, 13 V typ, 14 V max
- VDD undervoltage shutdown threshold: 7 V min, 8 V typ, 9 V max
- FB reference voltage: 3.2 V min, 3.3 V typ, 3.4 V max
- Operating supply current (switching): 1.45 mA max (VIPER06Lx, VDRAIN = 120 V, FOSC = 60 kHz)
- Thermal shutdown threshold: 150 °C min, 160 °C typ (hysteresis 30 °C typ)
Features:
- 800 V avalanche rugged power section
- PWM operation with frequency jittering for low EMI
- Direct self-biasing from rectified mains without auxiliary winding
- Standby power < 30 mW at 265 V AC
- Limiting current with adjustable set point via LIM pin
- Integrated soft-start and safe auto-restart after fault conditions
- Hysteretic thermal shutdown
Applications:
- Replacement of capacitive power supplies
- Home appliances
- Power metering
- LED drivers
Package:
- DIP-7
- SSO10
VIPER06LSTR 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 auxiliary winding in low-power applications
- ■ Standby power < 30 mW at 265 V AC
- ■ Limiting current with adjustable set point
- ■ On-board soft-start
- ■ Safe auto-restart after a fault condition
- ■ Hysteretic thermal shutdown
VIPER06LSTR Applications
- ■ Replacement of capacitive power supplies
- ■ Home appliances
- ■ Power metering
- ■ LED drivers
VIPER06LSTR Electrical Characteristics
(T J = -25 to 125 °C, V DD = 14 V (a) unless otherwise specified).
VIPER06LSTR Absolute Maximum Ratings
Table 3. Absolute maximum ratings
| Symbol | Pin (DIP-7) | Parameter | Value | Value | Unit |
|---|---|---|---|---|---|
| Symbol | Pin (DIP-7) | Parameter | Min | Max | Unit |
| V DRAIN | 7, 8 | Drain-to-source (ground) voltage | 800 | V | |
| E AV | 7, 8 | Repetitive avalanche energy (limited by T J = 150 °C) | 2 | mJ | |
| I AR | 7, 8 | Repetitive avalanche current (limited by T J = 150 °C) | 1 | A | |
| I DRAIN | 7, 8 | Pulse drain current (limited by T J = 150 °C) | 2.5 | A | |
| V COMP | 5 | Input pin voltage | -0.3 | 3.5 | V |
| V FB | 4 | Input pin voltage | -0.3 | 4.8 | V |
| V LIM | 3 | Input pin voltage | -0.3 | 2.4 | V |
| V DD | 2 | Supply voltage | -0.3 | Self- limited | V |
| I DD | 2 | Input current | 20 | mA | |
| P TOT | Power dissipation at T A < 40 °C (DIP-7) | 1 | W | ||
| P TOT | Power dissipation at T A < 50 °C (SSO10) | 1 | W | ||
| T J | Operating junction temperature range | -40 | 150 | °C | |
| T STG | Storage temperature | -55 | 150 | °C |
VIPER06LSTR Thermal Information
Table 4. Thermal data
| Symbol | Parameter | Max value SSO10 | Max value DIP-7 | Unit |
|---|---|---|---|---|
| R thJP | Thermal resistance junction pin (dissipated power = 1 W) | 35 | 40 | ° C/W |
| R thJA | Thermal resistance junction ambient (dissipated power = 1 W) | 100 | 110 | ° C/W |
| R thJA | Thermal resistance junction ambient (1) (dissipated power = 1 W) | 80 | 90 | ° C/W |
Table 4. Thermal data
VIPER06LSTR Package Information
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 at: www.st.com. ECOPACK ® is an ST trademark.
Table 8. DIP-7 mechanical data
| Dim. | mm | mm | mm |
|---|---|---|---|
| Dim. | Typ | Min | Max |
| A | 5.33 | ||
| A1 | 0.38 | ||
| A2 | 3.30 | 2.92 | 4.95 |
| b | 0.46 | 0.36 | 0.56 |
| b2 | 1.52 | 1.14 | 1.78 |
| c | 0.25 | 0.20 | 0.36 |
| D | 9.27 | 9.02 | 10.16 |
| E | 7.87 | 7.62 | 8.26 |
| E1 | 6.35 | 6.10 | 7.11 |
| e | 2.54 | ||
| eA | 7.62 | ||
| eB | 10.92 | ||
| L | 3.30 | 2.92 | 3.81 |
| M (1)(2) | 2.508 | ||
| N | 0.50 | 0.40 | 0.60 |
| N1 | 0.60 | ||
| O (2)(3) | 0.548 |
- Creepage distance 250 V.
- Note: 1 The lead size includes the thickness of the lead finishing material.
- 2 Dimensions do not include mold protrusion, not to exceed 0.25 mm in total (both sides).
- 3 Package outline exclusive of metal burr dimensions.
- 4 Datum plane 'H' coincident with the bottom of lead, where lead exits body (refer to Figure 29 on page 23).
Figure 29. DIP-7 package dimensions
Figure 29. DIP-7 package dimensions
Table 9. SSO10 mechanical data
| Dim. | Databook (mm.) | Databook (mm.) | Databook (mm.) |
|---|---|---|---|
| Dim. | Typ | Min. | Max |
| A | 1.75 | ||
| A1 | 0.10 | 0.25 | |
| A2 | 1.25 | ||
| b | 0.31 | 0.51 | |
| c | 0.17 | 0.25 | |
| D | 4.90 | 4.80 | 5 |
| E | 6 | 5.80 | 6.20 |
| E1 | 3.90 | 3.80 | 4 |
| e | 1 | ||
| h | 0.25 | 0.50 | |
| L | 0.40 | 0.90 | |
| K | 0° | 8° |
Table 9. SSO10 mechanical data
Figure 30. SSO10 package dimensions
Variants on the same datasheet
These parts have exact links to the same datasheet. They are candidates to compare, not verified drop-in replacements; check package, pinout and electrical limits.
| Part Number | Manufacturer | Package |
|---|---|---|
| VIPER06 | STMicroelectronics | — |
| VIPER06HN | STMicroelectronics | DIP-7 |
| VIPER06HS | STMicroelectronics | SSO10 |
| VIPER06HSTR | STMicroelectronics | SSO10 |
| VIPER06HX | STMicroelectronics | — |
| VIPER06LN | STMicroelectronics | DIP-7 |
| VIPER06LS | STMicroelectronics | SSO10 |
| VIPER06LX | STMicroelectronics | — |
| VIPER06XN | STMicroelectronics | DIP-7 |
| VIPER06XS | STMicroelectronics | DIP-7 |
| VIPER06XSTR | STMicroelectronics | SSO10 |
Other Integrated Circuits
- STM32F103C8T6 – STMicroelectronics, Microcontroller
- STM32F405RGT6 – STMicroelectronics, ARM Cortex-M4 MCU
- SN74AVC4T245PWR – Texas Instruments, Dual-Supply Bus Transceiver Level Translator
- STM32F446RCT6 – STMicroelectronics, ARM Cortex-M4 MCU
- STM32G070RBT6 – STMicroelectronics, Arm Cortex-M0+ 32-bit MCU
- ADS131M08IPBSR – Texas Instruments, Delta-Sigma ADC
- ISO1540DR – Texas Instruments, Bidirectional I²C Isolator
- ISO7740DBQR – Texas Instruments, Digital Isolator
All Integrated Circuits datasheetsAll STMicroelectronics datasheets (808)
Ask your AI agent about the VIPER06LSTR
Connect SheetsData to Claude, Cursor, Codex or any MCP client and your agent reads this datasheet for you: pinout, limits, register maps and design checks, with the numbers taken from the PDF.
claude mcp add --transport http sheetsdata https://mcp.sheetsdata.com/mcp
Then ask: "Can the VIPER06LSTR run from my 12 V rail? Check it against the datasheet limits."
Create a free account $2 of usage every month, no card needed.