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55 V 電源、EMI 強化 ゼロ・ドリフト、超低ノイズ
レール TO レール出力オペアンプ データシート ADA4522-1/ADA4522-2/ADA4522-4
改訂履歴 10/2016—Rev. D to Rev. E Changes to Figure 73 .......................................................................... 23 4/2016—Rev. C to Rev. D Changed ADA4522-4 Pin 4 to V+ ....................................... Throughout Changed ADA4522-4 Pin 11 to V− ..................................... Throughout Changes to Figure 5 and Table 9 ........................................................... 9 2/2016—Rev. B to Rev. C Added ADA4522-1 ..................................................................Universal Changes to Common-Mode Rejection Ratio Parameter and Supply Current per Amplifier Parameter, Table 2 ............................................. 3 Changes to Offset Voltage Drift Parameter, and Supply Current per Amplifier Parameter, Table 3 ................................................................ 4 Changes to Offset Voltage Drift Parameter, Input Offset Current Parameter, and Supply Current per Amplifier Parameter, Table 4 ........ 5 Added Figure 3 and Table 7; Renumbered Sequentially ....................... 8 Moved Theory of Operation Section .................................................. 21 Changes to Figure 71 .......................................................................... 21 Changes to Figure 72 .......................................................................... 22 Changes to Ordering Guide ................................................................ 32 1/2016—Rev. A to Rev. B Updated Outline Dimensions .............................................................. 29
10/2015—Rev. 0 to Rev. A Added ADA4522-4 ................................................................. Universal Changes to General Description Section .............................................. 1 Change to Common-Mode Rejection Ratio Parameter, Table 2 ............. 3 Change to Offset Voltage Drift Parameter, Table 3 ............................... 4 Change to Offset Voltage Drift Parameter and Input Offset Current Parameter, Table 4 ................................................................... 5 Changes to Table 6 ............................................................................... 7 Added Figure 4 and Table 8; Renumbered Sequentially ....................... 8 Changes to Figure 34 .......................................................................... 13 Changes to Figure 67 .......................................................................... 19 Changes to Applications Information Section .................................... 20 Changes to Thermal Shutdown Section .............................................. 21 Changes to Single-Supply Instrumentation Amplifier Section ................... 25 Changes to Precision Low-Side Current Shunt Sensor Section .................. 27 Changes to Printed Circuit Board Layout Section ....................................... 28 Added Figure 89 and Figure 90; Outline Dimensions ........................ 30 Changes to Ordering Guide ................................................................ 30 5/2015—Revision 0: Initial Version
表 2. Parameter Symbol Test Conditions/Comments Min Typ Max Unit INPUT CHARACTERISTICS
Offset Voltage VOS VCM = VSY/2 0.7 5 µV −40°C ≤ TA ≤ +125°C 6.5 µV Offset Voltage Drift TCVOS 2.5 15 nV/°C Input Bias Current IB 50 150 pA −40°C ≤ TA ≤ +85°C 500 pA −40°C ≤ TA ≤ +125°C 2 nA Input Offset Current IOS 80 250 pA −40°C ≤ TA ≤ +85°C 350 pA −40°C ≤ TA ≤ +125°C 500 pA Input Voltage Range IVR 0 3.5 V Common-Mode Rejection Ratio CMRR ADA4522-1, ADA4522-2, VCM = 0 V to 3.5 V 135 155 dB ADA4522-4, VCM = 0 V to 3.5 V 130 145 dB −40°C ≤ TA ≤ +125°C 130 dB Large Signal Voltage Gain AV RL = 10 kΩ, VOUT = 0.5 V to 4.5 V 125 145 dB −40°C ≤ TA ≤ +125°C 125 dB Input Resistance
Differential Mode RINDM 30 kΩ Common Mode RINCM 100 GΩ
High VOH RL = 10 kΩ to VSY/2 4.97 4.98 V −40°C ≤ TA ≤ +125°C 4.95 V Low VOL RL = 10 kΩ to VSY/2 20 30 mV
−40°C ≤ TA ≤ +125°C 50 mV Continuous Output Current IOUT Dropout voltage = 1 V 14 mA Short-Circuit Current Source ISC+ 22 mA TA = 125°C 15 mA Short-Circuit Current Sink ISC− 29 mA TA = 125°C 19 mA Closed-Loop Output Impedance ZOUT f = 1 MHz, AV = 1 4 Ω
POWER SUPPLY Power Supply Rejection Ratio PSRR VSY = 4.5 V to 55 V 150 160 dB −40°C ≤ TA ≤ +125°C 145 dB Supply Current per Amplifier ISY ADA4522-2, ADA4522-4, IOUT = 0 mA 830 900 µA
ADA4522-2, ADA4522-4, −40°C ≤ TA ≤ +125°C 950 µA ADA4522-1, IOUT = 0 mA 840 910 µA ADA4522-1, −40°C ≤ TA ≤ +125°C 970 µA DYNAMIC PERFORMANCE
Parameter Symbol Test Conditions/Comments Min Typ Max Unit Gain Bandwidth Product GBP VIN = 10 mV p-p, RL = 10 kΩ, CL = 50 pF, AV = 100 2.7 MHz Unity-Gain Crossover UGC VIN = 10 mV p-p, RL = 10 kΩ, CL = 50 pF, AV = 1 3 MHz −3 dB Closed-Loop Bandwidth f−3 dB VIN = 10 mV p-p, RL = 10 kΩ, CL = 50 pF, AV = 1 6.5 MHz Phase Margin ΦM VIN = 10 mV p-p, RL = 10 kΩ, CL = 50 pF, AV = 1 64 Degrees Settling Time to 0.1% tS VIN = 1 V step, RL = 10 kΩ, CL = 50 pF, AV = 1 4 µs Channel Separation CS VIN = 1 V p-p, f = 10 kHz, RL = 10 kΩ, CL = 50 pF 98 dB EMI Rejection Ratio of +IN/+IN x EMIRR VIN = 100 mV peak, f = 400 MHz 72 dB
VIN = 100 mV peak, f = 900 MHz 80 dB VIN = 100 mV peak, f = 1800 MHz 83 dB VIN = 100 m peak, f = 2400 MHz 85 dB NOISE PERFORMANCE
Total Harmonic Distortion Plus Noise THD + N AV = 1, f = 1 kHz, VIN = 0.6 V rms Bandwidth (BW) = 80 kHz 0.001 % BW = 500 kHz 0.02 %
Peak-to-Peak Voltage Noise eN p-p AV = 100, f = 0.1 Hz to 10 Hz 117 nV p-p Voltage Noise Density eN AV = 100, f = 1 kHz 5.8 nV/√Hz Peak-to-Peak Current Noise iN p-p AV = 100, f = 0.1 Hz to 10 Hz 16 pA p-p Current Noise Density iN AV = 100, f = 1 kHz 0.8 pA/√Hz
表 3. Parameter Symbol Test Conditions/Comments Min Typ Max Unit INPUT CHARACTERISTICS
Offset Voltage VOS VCM = VSY/2 1 5 µV −40°C ≤ TA ≤ +125°C 7.2 µV Offset Voltage Drift TCVOS ADA4522-1, ADA4522-2 4 22 nV/°C ADA4522-4 5.3 25 nV/°C Input Bias Current IB 50 150 pA −40°C ≤ TA ≤ +85°C 500 pA −40°C ≤ TA ≤ +125°C 3 nA Input Offset Current IOS 80 300 pA −40°C ≤ TA ≤ +85°C 400 pA −40°C ≤ TA ≤ +125°C 500 pA Input Voltage Range IVR 0 28.5 V Common-Mode Rejection Ratio CMRR VCM = 0 V to 28.5 V 145 160 dB −40°C ≤ TA ≤ +125°C 140 dB Large Signal Voltage Gain AV RL = 10 kΩ, VOUT = 0.5 V to 29.5 V 140 150 dB −40°C ≤ TA ≤ +125°C 135 dB Input Resistance
Differential Mode RINDM 30 kΩ Common Mode RINCM 400 GΩ
High VOH RL = 10 kΩ to VSY/2 29.87 29.89 V −40°C ≤ TA ≤ +125°C 29.80 V Low VOL RL = 10 kΩ to VSY/2 110 130 mV
−40°C ≤ TA ≤ +125°C 200 mV Continuous Output Current IOUT Dropout voltage = 1 V 14 mA
データシート ADA4522-1/ADA4522-2/ADA4522-4
Rev. E - 5/32 -
Parameter Symbol Test Conditions/Comments Min Typ Max Unit Short-Circuit Current Source ISC+ 21 mA TA = 125°C 15 mA Short-Circuit Current Sink ISC− 33 mA TA = 125°C 22 mA Closed-Loop Output Impedance ZOUT f = 1 MHz, AV = 1 4 Ω
POWER SUPPLY Power Supply Rejection Ratio PSRR VSY = 4.5 V to 55 V 150 160 dB −40°C ≤ TA ≤ +125°C 145 dB Supply Current per Amplifier ISY ADA4522-2, ADA4522-4, IOUT = 0 mA 830 900 µA
ADA4522-2, ADA4522-4, −40°C ≤ TA ≤ +125°C 950 µA ADA4522-1, IOUT = 0 mA 840 910 µA ADA4522-1, −40°C ≤ TA ≤ +125°C 970 µA DYNAMIC PERFORMANCE
Slew Rate SR+ RL = 10 kΩ, CL = 50 pF, AV = 1 1.8 V/µs SR− RL = 10 kΩ, CL = 50 pF, AV = 1 0.9 V/µs Gain Bandwidth Product GBP VIN = 10 mV p-p, RL = 10 kΩ, CL = 50 pF, AV = 100 2.7 MHz Unity-Gain Crossover UGC VIN = 10 mV p-p, RL = 10 kΩ, CL = 50 pF, AV = 1 3 MHz −3 dB Closed-Loop Bandwidth f−3 dB VIN = 10 mV p-p, RL = 10 kΩ, CL = 50 pF, AV = 1 6.5 MHz Phase Margin ΦM VIN = 10 mV p-p, RL = 10 kΩ, CL = 50 pF, AV = 1 64 Degrees Settling Time to 0.1% tS VIN = 10 V step, RL = 10 kΩ, CL = 50 pF, AV = 1 12 µs Settling Time to 0.01% tS VIN = 10 V step, RL = 10 kΩ, CL = 50 pF, AV = 1 14 µs Channel Separation CS VIN = 10 V p-p, f = 10 kHz, RL = 10 kΩ, CL = 50 pF 98 dB EMI Rejection Ratio of +IN/+IN x EMIRR VIN = 100 mV peak, f = 400 MHz 72 dB VIN = 100 mV peak, f = 900 MHz 80 dB VIN = 100 mV peak, f = 1800 MHz 83 dB VIN = 100 mV peak, f = 2400 MHz 85 dB
NOISE PERFORMANCE Total Harmonic Distortion Plus Noise THD + N AV = 1, f = 1 kHz, VIN = 6 V rms
BW = 80 kHz 0.0005 % BW = 500 kHz 0.004 %
Peak-to-Peak Voltage Noise eN p-p AV = 100, f = 0.1 Hz to 10 Hz 117 nV p-p Voltage Noise Density eN AV = 100, f = 1 kHz 5.8 nV/√Hz Peak-to-Peak Current Noise iN p-p AV = 100, f = 0.1 Hz to 10 Hz 16 pA p-p Current Noise Density iN AV = 100, f = 1 kHz 0.8 pA/√Hz
表 4. Parameter Symbol Test Conditions/Comments Min Typ Max Unit INPUT CHARACTERISTICS
Offset Voltage VOS VCM = VSY/2 1.5 7 µV −40°C ≤ TA ≤ +125°C 10 µV Offset Voltage Drift TCVOS ADA4522-1, ADA4522-2 6 30 nV/°C ADA4522-4 9 40 nV/°C Input Bias Current IB 50 150 pA −40°C ≤ TA ≤ +85°C 500 pA −40°C ≤ TA ≤ +125°C 4.5 nA Input Offset Current IOS 80 300 pA −40°C ≤ TA ≤ +85°C 400 pA ADA4522-1, ADA4522-2, −40°C ≤ TA ≤ +125°C 500 pA ADA4522-4, −40°C ≤ TA ≤ +125°C 550 pA
データシート ADA4522-1/ADA4522-2/ADA4522-4
Rev. E - 6/32 -
Parameter Symbol Test Conditions/Comments Min Typ Max Unit Input Voltage Range IVR 0 53.5 V Common-Mode Rejection Ratio CMRR VCM = 0 V to 53.5 V 140 144 dB −40°C ≤ TA ≤ +125°C 135 dB Large Signal Voltage Gain AV RL = 10 kΩ, VOUT = 0.5 V to 54.5 V 135 137 dB −40°C ≤ TA ≤ +125°C 125 dB Input Resistance
Differential Mode RINDM 30 kΩ Common Mode RINCM 1000 GΩ
High VOH RL = 10 kΩ to VSY/2 54.75 54.8 V −40°C ≤ TA ≤ +125°C 54.65 V Low VOL RL = 10 kΩ to VSY/2 200 250 mV
−40°C ≤ TA ≤ +125°C 350 mV Continuous Output Current IOUT Dropout voltage = 1 V 14 mA Short-Circuit Current Source ISC+ 21 mA TA = 125°C 15 mA Short-Circuit Current Sink ISC− 32 mA TA = 125°C 22 mA Closed-Loop Output Impedance ZOUT f = 1 MHz, AV = 1 4 Ω
POWER SUPPLY Power Supply Rejection Ratio PSRR VSY = 4.5 V to 55 V 150 160 dB −40°C ≤ TA ≤ +125°C 145 dB Supply Current per Amplifier ISY ADA4522-2, ADA4522-4, IOUT = 0 mA 830 900 µA
ADA4522-2, ADA4522-4, −40°C ≤ TA ≤ +125°C 950 µA ADA4522-1, IOUT = 0 mA 840 910 µA ADA4522-1, −40°C ≤ TA ≤ +125°C 970 µA DYNAMIC PERFORMANCE
Slew Rate SR+ RL = 10 kΩ, CL = 50 pF, AV = 1 1.7 V/µs SR− RL = 10 kΩ, CL = 50 pF, AV = 1 0.8 V/µs Gain Bandwidth Product GBP VIN = 10 mV p-p, RL = 10 kΩ, CL = 50 pF, AV = 100 2.7 MHz Unity-Gain Crossover UGC VIN = 10 mV p-p, RL = 10 kΩ, CL = 50 pF, AV = 1 3 MHz −3 dB Closed-Loop Bandwidth f−3 dB VIN = 10 mV p-p, RL = 10 kΩ, CL = 50 pF, AV = 1 6.5 MHz Phase Margin ΦM VIN = 10 mV p-p, RL = 10 kΩ, CL = 50 pF, AV = 1 64 Degrees Settling Time to 0.1% tS VIN = 10 V step, RL = 10 kΩ, CL = 50 pF, AV = 1 12 µs Settling Time to 0.01% tS VIN = 10 V step, RL = 10 kΩ, CL = 50 pF, AV = 1 14 µs Channel Separation CS VIN = 10 V p-p, f = 10 kHz, RL = 10 kΩ, CL = 50 pF 98 dB EMI Rejection Ratio of +IN/+IN x EMIRR VIN = 100 mV peak, f = 400 MHz 72 dB VIN = 100 mV peak, f = 900 MHz 80 dB VIN = 100 mV peak, f = 1800 MHz 83 dB VIN = 100 mV peak, f = 2400 MHz 85 dB
NOISE PERFORMANCE Total Harmonic Distortion Plus Noise THD + N AV = 1, f = 1 kHz, VIN = 10 V rms
BW = 80 kHz 0.0007 % BW = 500 kHz 0.003 %
Peak-to-Peak Voltage Noise eN p-p AV = 100, f = 0.1 Hz to 10 Hz 117 nV p-p Voltage Noise Density eN AV = 100, f = 1 kHz 5.8 nV/√Hz Peak-to-Peak Current Noise iN p-p AV = 100, f = 0.1 Hz to 10 Hz 16 pA p-p Current Noise Density iN AV = 100, f = 1 kHz 0.8 pA/√Hz
データシート ADA4522-1/ADA4522-2/ADA4522-4
Rev. E - 7/32 -
絶対最大定格 表 5.
Parameter Rating Supply Voltage 60 V Input Voltage (V−) − 300 mV to (V+) + 300 mV Input Current1 ±10 mA Differential Input Voltage ±5 V Output Short-Circuit Duration to
Ground Indefinite
Temperature Range Storage −65°C to +150°C Operating −40°C to +125°C Junction −65°C to +150°C
Lead Temperature (Soldering, 60 sec)
300°C
1 入力ピンには、電源ピンへのクランプ・ダイオードが付いています。
入力信号が電源レールを 300 mV 以上超えるときは、入力電流を ±10 mA 以下に制限してください。
表 7. ADA4522-1 のピン機能の説明 Pin No. Mnemonic Description 1, 5, 8 NIC Not Internally Connected 2 −IN Inverting Input 3 +IN Noninverting Input 4 V− Negative Supply Voltage 6 OUT Output 7 V+ Positive Supply Voltage
図 4. ADA4522-2 のピン配置
表 8. ADA4522-2 のピン機能の説明 Pin No. Mnemonic Description 1 OUT A Output, Channel A 2 −IN A Inverting Input, Channel A 3 +IN A Noninverting Input, Channel A 4 V− Negative Supply Voltage 5 +IN B Noninverting Input, Channel B 6 −IN B Inverting Input, Channel B 7 OUT B Output, Channel B 8 V+ Positive Supply Voltage
NIC 1
–IN 2
+IN 3
V– 4
NIC8
V+7
OUT6
NIC5
ADA4522-1TOP VIEW
(Not to Scale)
NOTES1. NIC = NOT INTERNALLY CONNECTED. 13
168-
101
OUT A 1
–IN A 2
+IN A 3
V– 4
V+8
OUT B7
–IN B6
+IN B5
ADA4522-2TOP VIEW
(Not to Scale)13
168-
002
データシート ADA4522-1/ADA4522-2/ADA4522-4
Rev. E - 9/32 -
図 5. ADA4522-4 のピン配置
表 9. ADA4522-4 のピン機能の説明 Pin No. Mnemonic Description 1 OUT A Output, Channel A 2 −IN A Inverting Input, Channel A 3 +IN A Noninverting Input, Channel A 4 V+ Positive Supply Voltage 5 +IN B Noninverting Input, Channel B 6 −IN B Inverting Input, Channel B 7 OUT B Output, Channel B 8 OUT C Output, Channel C 9 −IN C Inverting Input, Channel C 10 +IN C Noninverting Input, Channel C 11 V− Negative Supply Voltage 12 +IN D Noninverting Input, Channel D 13 −IN D Inverting Input, Channel D 14 OUT D Output, Channel D
CONTROLLING DIMENSIONS ARE IN MILLIMETERS; INCH DIMENSIONS(IN PARENTHESES) ARE ROUNDED-OFF MILLIMETER EQUIVALENTS FORREFERENCE ONLY AND ARE NOT APPROPRIATE FOR USE IN DESIGN.
COMPLIANT TO JEDEC STANDARDS MS-012-AA
0124
07-A
0.25 (0.0098)0.17 (0.0067)
1.27 (0.0500)0.40 (0.0157)
0.50 (0.0196)0.25 (0.0099) 45°
8°0°
1.75 (0.0688)1.35 (0.0532)
SEATINGPLANE
0.25 (0.0098)0.10 (0.0040)
41
8 5
5.00 (0.1968)4.80 (0.1890)
4.00 (0.1574)3.80 (0.1497)
1.27 (0.0500)BSC
6.20 (0.2441)5.80 (0.2284)
0.51 (0.0201)0.31 (0.0122)
COPLANARITY0.10
データシート ADA4522-1/ADA4522-2/ADA4522-4
Rev. E - 31/32 -
図 91. 14 ピン、スモール・アウトライン・パッケージ[SOIC_N]
ナロー・ボディ (R-14)
寸法単位: mm(括弧内はインチ)
図 92. 14 ピン、薄型シュリンク・スモール・アウトライン・パッケージ[TSSOP]
(RU-14) 寸法単位: mm
CONTROLLING DIMENSIONS ARE IN MILLIMETERS; INCH DIMENSIONS(IN PARENTHESES) ARE ROUNDED-OFF MILLIMETER EQUIVALENTS FORREFERENCE ONLY AND ARE NOT APPROPRIATE FOR USE IN DESIGN.
COMPLIANT TO JEDEC STANDARDS MS-012-AB
0606
06-A
14 8
71
6.20 (0.2441)5.80 (0.2283)
4.00 (0.1575)3.80 (0.1496)
8.75 (0.3445)8.55 (0.3366)
1.27 (0.0500)BSC
SEATINGPLANE
0.25 (0.0098)0.10 (0.0039)
0.51 (0.0201)0.31 (0.0122)
1.75 (0.0689)1.35 (0.0531)
0.50 (0.0197)0.25 (0.0098)
1.27 (0.0500)0.40 (0.0157)
0.25 (0.0098)0.17 (0.0067)
COPLANARITY0.10
8°0°
45°
COMPLIANT TO JEDEC STANDARDS MO-153-AB-1 0619
08-A
8°0°
4.504.404.30
14 8
71
6.40BSC
PIN 1
5.105.004.90
0.65 BSC
0.150.05 0.30
0.19
1.20MAX
1.051.000.80
0.200.09 0.75
0.600.45
COPLANARITY0.10
SEATINGPLANE
データシート ADA4522-1/ADA4522-2/ADA4522-4
Rev. E - 32/32 -
オーダー・ガイド Model1 Temperature Range Package Description Package Option Branding ADA4522-1ARMZ −40°C to +125°C 8-Lead Mini Small Outline Package [MSOP] RM-8 A3G ADA4522-1ARMZ-R7 −40°C to +125°C 8-Lead Mini Small Outline Package [MSOP] RM-8 A3G ADA4522-1ARMZ-RL −40°C to +125°C 8-Lead Mini Small Outline Package [MSOP] RM-8 A3G ADA4522-1ARZ −40°C to +125°C 8-Lead Small Outline Package [SOIC_N] R-8 ADA4522-1ARZ-R7 −40°C to +125°C 8-Lead Small Outline Package [SOIC_N] R-8 ADA4522-1ARZ-RL −40°C to +125°C 8-Lead Small Outline Package [SOIC_N] R-8 ADA4522-2ARMZ −40°C to +125°C 8-Lead Mini Small Outline Package [MSOP] RM-8 A39 ADA4522-2ARMZ-R7 −40°C to +125°C 8-Lead Mini Small Outline Package [MSOP] RM-8 A39 ADA4522-2ARMZ-RL −40°C to +125°C 8-Lead Mini Small Outline Package [MSOP] RM-8 A39 ADA4522-2ARZ −40°C to +125°C 8-Lead Small Outline Package [SOIC_N] R-8 ADA4522-2ARZ-R7 −40°C to +125°C 8-Lead Small Outline Package [SOIC_N] R-8 ADA4522-2ARZ-RL −40°C to +125°C 8-Lead Small Outline Package [SOIC_N] R-8 ADA4522-4ARUZ −40°C to +125°C 14-Lead Thin Shrink Small Outline Package [TSSOP] RU-14 ADA4522-4ARUZ-R7 −40°C to +125°C 14-Lead Thin Shrink Small Outline Package [TSSOP] RU-14 ADA4522-4ARUZ-RL −40°C to +125°C 14-Lead Thin Shrink Small Outline Package [TSSOP] RU-14 ADA4522-4ARZ −40°C to +125°C 14-Lead Standard Small Outline Package [SOIC_N] R-14 ADA4522-4ARZ-R7 −40°C to +125°C 14-Lead Standard Small Outline Package [SOIC_N] R-14 ADA4522-4ARZ-RL −40°C to +125°C 14-Lead Standard Small Outline Package [SOIC_N] R-14