SPV1040TTR
Synchronous Step-Up ConverterThe SPV1040TTR is a synchronous step-up converter from STMicroelectronics. View the full SPV1040TTR datasheet below including key specifications, electrical characteristics.
SPV1040TTR shares its datasheet with SPV1040, whose page lists every part number it covers.
Official SPV1040TTR datasheet (PDF) — the source this page was extracted from.
SPV1040TTR Key Specifications
| Parameter | Value |
|---|---|
| Fault Protection | Over Current, Over Temperature |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Package / Case | 8-TSSOP (0.173", 4.40mm Width) |
| Supplier Device Package | 8-TSSOP |
| Input Voltage (Max) | 5.5V |
SPV1040TTR Overview
Part: SPV1040 — STMicroelectronics
Type: High efficiency solar battery charger with embedded MPPT
Description: Low power, low voltage, monolithic step-up converter with 0.3 V to 5.5 V input, capable of maximizing energy from solar cells with an embedded MPPT algorithm, up to 1.8 A maximum inductor current, and 95% efficiency.
Operating Conditions:
- Supply voltage: 0.3 V to 5.5 V
- Operating temperature: -40 to 125 °C
- Output voltage range: 2 to 5.2 V
Absolute Maximum Ratings:
- Max supply voltage (VOUT): 5.5 V
- Max junction operating temperature: 125 °C
- Max storage temperature: 150 °C
Key Specs:
- N-channel power switch ON resistance: 120 mΩ
- P-channel synchronous rectifier ON resistance: 140 mΩ
- PWM signal frequency: 100 kHz (Typ.)
- Quiescent current: 60 μA (Typ.)
- Shutdown current: 0.7 μA (Typ.)
- Maximum inductor current peak: 1.8 A (Max.)
- Maximum output power: 3 W
- Overtemperature threshold for turn OFF: 155 °C (Typ.)
Features:
- 0.3 V to 5.5 V operating input voltage
- 140 mΩ internal synchronous rectifier
- 120 mΩ internal power active switch
- 100 kHz fixed PWM frequency
- Duty cycle controlled by MPPT algorithm
- Output voltage regulation, overcurrent and overtemperature protection
- Input source reverse polarity protection
- Built-in soft-start
- Up to 95% efficiency
Applications:
- Smart phones and GPS systems
- Wireless headsets
- Small appliances, sensors
- Portable media players
- Digital still cameras
- Toys and portable healthcare
Package:
- TSSOP8 (3x4.4 mm)
SPV1040TTR Features
- 0.3 V to 5.5 V operating input voltage
- 140 mΩ internal synchronous rectifier
- 120 mΩ internal power active switch
- 100 kHz fixed PWM frequency
- Duty cycle controlled by MPPT algorithm
- Output voltage regulation, overcurrent and overtemperature protection
- Input source reverse polarity protection
- Built-in soft-start
- Up to 95% efficiency
- TSSOP8 package 3x4.4 mm
SPV1040TTR Applications
- Smart phones and GPS systems
- Wireless headsets
- Small appliances, sensors
- Portable media players
- Digital still cameras
- Toys and portable healthcare
TSSOP8
SPV1040TTR Pin Configuration
Table 2: Pin description
| Pin | Name | Type | Description |
|---|---|---|---|
| 1 | MPP-SET | I | Non-inverting input to sense the PV cell voltage. It cannot be left floating. |
| 2 | GND | Ground | Power ground reference. |
| 8 | XSHUT | I | Shutdown input pin: XSHUT = low, the device in power off mode. XSHUT = high, the device is enabled for operating mode. This pin cannot be left floating. |
| 3 | LX | I | Booster inductor connection. |
| 7 | ICTRL_PLUS | I | Non-inverting input of constant current control loop. It cannot be left floating. |
| 6 | ICTRL_MINUS | I | Inverting input of constant current control loop. It cannot be left floating. |
| 5 | VCTRL | I | Inverting input of constant current control loop. It cannot be left floating. |
| 4 | VOUT | O | Booster output voltage. |
Figure 3: Pin connection top view
Table 2: Pin description
SPV1040TTR Electrical Characteristics
VMPP-SET = 0.5 V, VCTRL = Ictrl+ = Ictrl- = GND, XSHUT = 0.5 V, TJ = -40 °C to 125 °C, unless otherwise specified.
Table 5: Electrical characteristics
| Symbol | Parameter | Test conditions | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|---|---|
| Input source section | Input source section | Input source section | Input source section | Input source section | Input source section | Input source section |
| V MPP-SET | Low boost voltage threshold | V OUT = 3.3 V | 0.4 | 0.45 | 0.50 | V |
| I q | Quiescent current | I LOAD = 0 mA, V CTRL = 2 V, V OUT = 3.3 V | 60 | 80 | ||
| I SD | Shutdown current | V OUT = 3.3 V, V CTRL = 2 V, I LOAD = 0 mA, XSHUT = GND | 0.7 | 5 | μA | |
| I rev | Reverse input source current | V MPP-SET = -4 V, V OUT = 1.5 V | 1 | 5 | ||
| V UVLO | Undervoltage lockout threshold for turn ON @V OUT = 3.3 V | V MPP-SET increasing | 0.27 | 0.34 | ||
| V UVLO | Undervoltage lockout threshold for turn OFF @V OUT = 3.3 V | V MPP-SET decreasing | 0.14 | 0.24 | V | |
| Power section | Power section | Power section | Power section | Power section | Power section | Power section |
| R DS(on) -N | N-channel power switch ON resistance | 120 | mΩ | |||
| R DS(on) -P | P-channel synchronous rectifier ON resistance | V CTRL = 2 V | 140 | |||
| Control section | Control section | Control section | Control section | Control section | Control section | Control section |
| V MPPT-THR | MPPT-mode threshold | V OUT increasing, V MPP-SET = 1.5 V | 1.7 | 1.8 | 2 | V |
| V OUT | Output voltage range | V MPP-SET ≥ 1.5 V | 2 | 5.2 (1) | V | |
| P OUT (2) | Maximum output power | V MPP-SET ≥ 1.5 V | 3 | W | ||
| I LX | Maximum inductor current peak | 1.5 | 1.65 | 1.8 | A | |
| F PWM | PWMsignal frequency | 70 | 100 | 130 | kHz | |
| V REF | Internal V CTRL reference voltage | V OUT ≥ 1.8 V, V CTRL increasing | 1.2 | 1.25 | 1.3 | V |
| V ICTRL | Sensing current offset | I CTRL+ - I CTRL- decreasing | 40 | 50 | 60 | mV |
| XSHUT logic low | XSHUT increasing | 0.27 | 0.34 | |||
| XSHUT | XSHUT logic High | XSHUT decreasing | 0.14 | 0.24 | V |
Table 5: Electrical characteristics
Thermal shutdown
SPV1040TTR 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.
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.
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 SPV1040TTR
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 SPV1040TTR run from my 12 V rail? Check it against the datasheet limits."
Create a free account $2 of usage every month, no card needed.