LPV811 (シングル)およびLPV812 (デュアル)は、バッテリ駆動のワイヤレスおよび低消費電力の有線機器における「常時オン」センシング・アプリケーションを対象とした、超低消費電力の高精度オペアンプ・ファミリです。425nAの静止電流からの8kHz帯域幅、および300µV未満にトリムされたオフセット電圧により、LPV81xアンプはガス検出器や携帯用電子機器など、バッテリ動作時間が重要な機器において、要求される精度を実現しながら、消費電力を最小化できます。
超低消費電力に加えて、LPV81xアンプにはCMOS入力段があり、インピーダンス源のアプリケーションについてバイアス電流がフェムトアンペア単位です。またLPV81xアンプには、負のレール・センシング入力段とレール・ツー・レール出力段が搭載されており、レールから数mVの範囲内までスイング可能で、可能な限り最も広いダイナミック・レンジを維持できます。LPV81xの設計には、携帯電話、WiFi、ラジオ送信機、タグ・リーダーからの不要なRF信号に対するシステムの感受性を低下させるため、EMI保護が組み込まれています。
型番 | パッケージ | 本体サイズ |
---|---|---|
LPV811 | SOT-23 (5) | 2.90mm×1.60mm |
LPV812 | VSSOP (8) | 3.00mm×3.00mm |
Changes from A Revision (October 2016) to B Revision
Changes from * Revision (August 2016) to A Revision
PIN | TYPE | DESCRIPTION | ||
---|---|---|---|---|
NAME | NUMBER | |||
OUT | 1 | O | Output | |
-IN | 4 | I | Inverting Input | |
+IN | 3 | I | Non-Inverting Input | |
V- | 2 | P | Negative (lowest) power supply | |
V+ | 5 | P | Positive (highest) power supply |
PIN | TYPE | DESCRIPTION | ||
---|---|---|---|---|
NAME | NUMBER | |||
OUT A | 1 | O | Channel A Output | |
-IN A | 2 | I | Channel A Inverting Input | |
+IN A | 3 | I | Channel A Non-Inverting Input | |
V- | 4 | P | Negative (lowest) power supply | |
+IN B | 5 | I | Channel B Non-Inverting Input | |
-IN B | 6 | I | Channel B Inverting Input | |
OUT B | 7 | O | Channel B Output | |
V+ | 8 | P | Positive (highest) power supply |
MIN | MAX | UNIT | |||
---|---|---|---|---|---|
Supply voltage, Vs = (V+) - (V-) | –0.3 | 6 | V | ||
Input pins | Voltage (2) (3) | Common mode | (V-) - 0.3 | (V+) + 0.3 | V |
Differential | (V-) - 0.3 | (V+) + 0.3 | V | ||
Input pins | Current | -10 | 10 | mA | |
Output short current (4) | Continuous | Continuous | |||
Storage temperature, Tstg | –65 | 150 | °C | ||
Junction temperature | 150 | °C |
VALUE | UNIT | |||
---|---|---|---|---|
V(ESD) | Electrostatic discharge | Human-body model (HBM), per ANSI/ESDA/JEDEC JS-001(1) | ±1000 | V |
Charged-device model (CDM), per JEDEC specification JESD22-C101(2) | ±250 |
MIN | MAX | UNIT | ||
---|---|---|---|---|
Supply voltage (V+ – V–) | 1.6 | 5.5 | V | |
Specified temperature | -40 | 125 | °C |
THERMAL METRIC(1) | LPV811 DBV (SOT-23) 5 PINS |
LPV812 DGK (VSSOP) 8 PINS |
UNIT | |
---|---|---|---|---|
θJA | Junction-to-ambient thermal resistance | 177.4 | 177.6 | ºC/W |
θJCtop | Junction-to-case (top) thermal resistance | 133.9 | 68.8 | |
θJB | Junction-to-board thermal resistance | 36.3 | 98.2 | |
ψJT | Junction-to-top characterization parameter | 23.6 | 12.3 | |
ψJB | Junction-to-board characterization parameter | 35.7 | 96.7 |
VS = 1.8V | LPV812, Channel A | |
TA = 25°C | VCM = V- | RL=No Load |
VS =1.8V | LPV812, Channel B | |
TA = 25°C | VCM = V- | RL=No Load |
VCM = V- | LPV811 | RL=No Load |
VS= 1.8V | RL= 10MΩ |
VS= 5V | RL= 10MΩ |
VS= 1.8V | TA = -40°C |
VS= 1.8V | TA = 25°C |
VS= 1.8V | TA = 125°C |
VS= 1.8V | RL= No Load |
VS= 3.3V | RL= No Load |
VS= 5V | RL= No Load |
TA = 25 | RL= 10MΩ | Vout = 200mVpp |
VS= ±0.9V | CL= 20pF | AV = +1 |
TA = 25 | RL= 10MΩ | Vout = 1Vpp |
VS= ±0.9V | CL= 20pF | AV = +1 |
TA = 25 | RL= 10MΩ | ΔVCM = 0.5Vpp |
VS= 5V | CL= 20p | |
VCM = Vs/2 | AV = +1 |
TA = -40, 25, 125°C | RL= 10MΩ | VOUT = 200mVPP |
VS= 5V | CL= 20pF | VCM = Vs/2 |
TA = -40, 25, 125°C | RL= 1MΩ | VOUT = 200mVPP |
VS= 5V | CL= 20pF | VCM = Vs/2 |
TA = -40, 25, 125°C | RL= 100kΩ | VOUT = 200mVPP |
VS= 5V | CL= 20pF | VCM = Vs/2 |
TA = -40, 25, 125°C | RL= 10MΩ | VOUT = 200mVPP |
VS= 1.8V | CL= 20pF | VCM = Vs/2 |
TA = -40, 25, 125°C | RL= 1MΩ | VOUT = 200mVPP |
VS= 1.8V | CL= 20pF | VCM = Vs/2 |
TA = -40, 25, 125°C | RL= 100kΩ | VOUT = 200mVPP |
VS= 1.8V | CL= 20pF | VCM = Vs/2 |
VS = 3.3V | LPV811 | |
TA = 25°C | VCM = V- | RL=No Load |
VS = 3.3V | LPV812, Channel A | |
TA = 25°C | VCM = V- | RL=No Load |
VS = 3.3V | LPV812, Channel B | |
TA = 25°C | VCM = V- | RL=No Load |
VCM = V- | LPV812 | RL=No Load |
VS= 3.3V | RL= 10MΩ |
VS= 5V | TA = -40 to 125 | VCM = Vs/2 |
VS= 5V | TA = -40°C |
VS= 5V | TA = 25°C |
VS= 5V | TA = 125°C |
VS= 1.8V | RL= No Load |
VS= 3.3V | RL= No Load |
VS= 5V | RL= No Load |
TA = 25 | RL= 10MΩ | Vout = 200mVpp |
VS= ±2.5V | CL= 20pF | AV = +1 |
TA = 25 | RL= 10MΩ | Vout = 2Vpp |
VS= ±2.5V | CL= 20pF | AV = +1 |
TA = 25 | RL= 10MΩ | ΔVS = 0.5Vpp |
VS= 3.3V | CL= 20p | |
VCM = Vs/2 | AV = +1 |
TA = -40, 25, 125°C | RL= 10MΩ | VOUT = 200mVPP |
VS= 3.3V | CL= 20pF | VCM = Vs/2 |
TA = -40, 25, 125°C | RL= 1MΩ | VOUT = 200mVPP |
VS= 3.3V | CL= 20pF | VCM = Vs/2 |
TA = -40, 25, 125°C | RL= 100kΩ | VOUT = 200mVPP |
VS= 3.3V | CL= 20pF | VCM = Vs/2 |
TA = 25°C | VS= 5 V | RL= 10MΩ |
TA = 25 | RL= 1MΩ | VCM = Vs/2 |
VS= 5V | CL= 20pF | AV = +1 |
TA = 25 | RL= 1MΩ | VCM = Vs/2 |
VS= 3.3V | CL= 20pF | AV = +1 |