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The STEVAL-ISA190V1 is a product evaluation board based on ST's synchronous step-down switching regulator A6986F.
The device is capable of delivering up to 1.5 A and its 100% duty cycle capability to withstand the cold crank event along with its wide input operating voltage range make A6986F the ideal choice for battery powered automotive systems.
Synchronous rectification improves efficiency at full load as well as application compactness, while high-frequency switching (programmable up to 2 MHz) lowers power passive costs and size while remaining outside of the AM band.
The device can operate in low consumption mode (LCM) with quiescent current as low as 30 µA at VIN = 12 V and VOUT = 3.3 V, hence assuring high efficiency at light loads, as required in typical car body applications that remain active while the car is parked. A low noise mode (LNM) can alternatively be selected to meet the forced PWM mode requirement under all loading conditions for infotainment applications.
The default evaluation board settings are 6 V output voltage configured in LCM, 500 kHz switching frequency, high level ISKIP current and the switchover feature disabled. These configurations can easily be changed by the user to evaluate different application scenarios.特徴
- AECQ100 qualification
- 1.5 A DC output current
- 4 V to 38 V operating input voltage
- Low consumption mode or low noise mode
- Programmable ISKIP current
- 30 µA IQ at light load (LCM VIN = 12 V and VOUT = 3.3 V)
- 8 μA IQ-SHTDWN
- Adjustable fSW (250 kHz - 2 MHz)
- Output voltage adjustable from 0.85 V to VIN
- Embedded output voltage supervisor
- Synchronization
- Adjustable soft-start time
- Internal current limiting
- Overvoltage protection
- Output voltage sequencing
- Peak current mode architecture
- RDS(on)HS = 180 mΩ; RDS(on)LS = 150 mΩ
- Thermal shutdown
- RoHS compliant
All resources
製品スペック (1)
| Resource title | Latest update | |||
|---|---|---|---|---|
| 05 May 2016 |
05 May 2016
|
Evaluation Board Terms of Use (1)
| Resource title | Latest update | |||
|---|---|---|---|---|
| 07 Oct 2020 |
07 Oct 2020
|
Board Manufacturing Specifications (1)
| Resource title | Latest update | |||
|---|---|---|---|---|
| ZIP | 05 May 2016 |
05 May 2016
|
BOM (1)
| Resource title | Latest update | |||
|---|---|---|---|---|
| 05 May 2016 |
05 May 2016
|
Schematic Pack (1)
| Resource title | Latest update | |||
|---|---|---|---|---|
| 05 May 2016 |
05 May 2016
|
All resources
Board Manufacturing Specifications (1)
| Resource title | Latest update | |||
|---|---|---|---|---|
| ZIP | 05 May 2016 |
05 May 2016
|
BOM (1)
| Resource title | Latest update | |||
|---|---|---|---|---|
| 05 May 2016 |
05 May 2016
|
Schematic Pack (1)
| Resource title | Latest update | |||
|---|---|---|---|---|
| 05 May 2016 |
05 May 2016
|
品質 & 信頼性
| 製品型番 | Marketing Status | パッケージ | グレード | RoHSコンプライアンスグレード | WEEE Compliant | 材料宣誓書** |
|---|---|---|---|---|---|---|
| STEVAL-ISA190V1 |
量産中
|
CARD | インダストリアル | Ecopack2 | - |
|
STEVAL-ISA190V1
Package:
CARDMaterial Declaration**:
(**) st.comで提供している材料宣誓書は、パッケージ･ファミリ内で最も一般的に使用されているパッケージに基づく汎用ドキュメントの場合があります。そのため、特定の製品では100%正確ではない可能性があります。特定の製品情報については、セールスサポートまでお問い合わせください
サンプル & 購入
| 製品型番 | 販売代理店からオーダー | STからオーダー | コア製品 | 製品ステータス | サプライヤ | ECCN (US) | ECCN (EU) | Country of Origin | Board production status | Budgetary Price (US$)*/Qty | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| STEVAL-ISA190V1 | 2 distributors | Buy Direct | A6986F |
量産中
|
ST | EAR99 | NEC | ITALY | - | 26.0 / 1 |
（*）概算用の希望小売単価（US$）です。現地通貨でのお見積りについては、STのセールス･オフィスまたは販売代理店までお問い合わせください。
