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數(shù)據(jù): LM26 SOT-23, ±3°C Accurate, Factory-Preset Thermostat 數(shù)據(jù)表
LM26是一款精密的單數(shù)字輸出低功耗恒溫器,由內(nèi)部基準(zhǔn)電壓源,DAC,溫度傳感器和比較器組成。利用工廠編程,它可以制造出不同的跳變點(diǎn)以及不同的數(shù)字輸出功能。跳閘點(diǎn)(T OS )可在出廠時(shí)預(yù)設(shè)為-55°C至110°C范圍內(nèi)的任何溫度,增量為1°C。 LM26有一個(gè)數(shù)字輸出(OS / OS /US / US ),一個(gè)數(shù)字輸出輸入(HYST)和一個(gè)模擬輸出(V TEMP )。數(shù)字輸出級(jí)可以預(yù)設(shè)為漏極開路或推挽式。此外,它可以在工廠編程為高電平有效或低電平有效。數(shù)字輸出可在工廠編程,以指示過溫關(guān)閉事件(OS或 OS )或欠溫停機(jī)事件(US或 US )。當(dāng)預(yù)設(shè)為過熱關(guān)閉( OS )時(shí),它將變?yōu)榈碗娖?,表示芯片溫度超過內(nèi)部預(yù)設(shè)的T OS 并且當(dāng)溫度低于(T OS -T HYST )時(shí)變?yōu)楦唠娖?。類似地,?dāng)預(yù)編程為低溫停機(jī)(美國(guó))時(shí),它將變?yōu)楦唠娖奖硎緶囟鹊陀赥 US ,當(dāng)溫度高于(T US +時(shí),變?yōu)榈碗娖?<子> HYST )。典型的遲滯T HYST 可以設(shè)置為2°C或10°C,并由HYST引腳的狀態(tài)控制。 AV TEMP 模擬輸出提供與溫度成比例的電壓,輸出斜率為-10.82 mV /°C。
器件比較表中詳細(xì)介紹了可用部件。有關(guān)其他部件選項(xiàng),請(qǐng)聯(lián)系德州儀器(TI)經(jīng)銷商或銷售代表,以獲取有關(guān)最低訂單認(rèn)證的信息LM26目前采用5引腳SOT-23封裝。
| Operating Temperature Range (C) |
| Accuracy Over Temp Range (Max) (C) |
| Sensor Gain (mV/Deg C) |
| SetPoint Value (deg C) |
| SetPoint Type |
| Output Type |
| Supply Voltage (Min) (V) |
| Supply Voltage (Max) (V) |
| Supply Current (Typ) (uA) |
| Comparator Channels (#) |
| Features |
| Rating |
| Package Group |
| Package Size: mm2:W x L (PKG) |
| Interface |
| LM26 | LM26LV | LM26LV-Q1 | LM27 | LM56 |
|---|---|---|---|---|
| -55 to 125 | 0 to 150 | -40 to 150 | 120 to 150 | -40 to 125 |
| 3 | 2.3 | 2.3 | 3 | 3 |
| -10.82 | -5.1 to -12.8 | -5.1 to -12.8 | -10.82 | 6.2 |
|
Range (-55 to 110) -45, -25, 0, 45 50, 65, 70, 75 85, 90, 95, 100 105, 110, 115, 120 |
Range (0 to 150) 50, 60, 65, 70 75, 80, 85, 90 95, 100, 105, 110 115, 120, 125, 130 135, 140, 145, 150 |
Range (0 to 150) 130, 135 |
Range (120 to 150) 120, 130, 140 |
-40 to 125 |
| Factory Programmed | Factory Programmed | Factory Programmed | Factory Programmed | Resistor Programmable |
|
Open Drain Push Pull |
Open Drain Push Pull |
Open Drain Push Pull |
Open Drain Push Pull |
Open Drain |
| 2.7 | 1.6 | 1.6 | 2.7 | 2.7 |
| 5.5 | 5.5 | 5.5 | 5.5 | 10 |
| 40 | 8 | 8 | 40 | 230 |
| 1 | 1 | 1 | 1 | 2 |
|
Hysteresis (2°C or 10°C) Pin-Selectable Hysteresis Temperature Sensor and Switch UL Recognized |
Built-in Hysteresis Hysteresis (5°C) Temperature Sensor and Switch Trip Test |
Built-in Hysteresis Hysteresis (5°C) Temperature Sensor and Switch Trip Test |
Hysteresis (2°C or 10°C) Pin-Selectable Hysteresis Temperature Sensor and Switch UL Recognized |
Built-in Hysteresis Hysteresis (5°C) Temperature Sensor and Switch |
| Catalog | Catalog | Automotive | Catalog | Catalog |
| SOT-23 | WSON | WSON | SOT-23 |
SOIC VSSOP |
| 5SOT-23: 8 mm2: 2.8 x 2.9(SOT-23) | See datasheet (WSON) | See datasheet (WSON) | 5SOT-23: 8 mm2: 2.8 x 2.9(SOT-23) |
8SOIC: 29 mm2: 6 x 4.9(SOIC) 8VSSOP: 15 mm2: 4.9 x 3(VSSOP) |
|
Analog Output Switch |
Analog Output Switch |
Analog Output Switch |
Analog Output Switch |
Analog Output Switch |

