L2720W STMicroelectronics, L2720W Datasheet
L2720W
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L2720W Summary of contents
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... L2720W L2720W13TR September 2010 Low drop dual power operational amplifiers Description The L2720W is a monolithic integrated circuit in SO16 (Wide) package, intended for use as a power operational amplifier in a wide range of applications including servo amplifiers and power supplies particularly suitable for driving coils, inductive loads and for use in motors ...
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... Figure 1. Block diagram Figure 2. Schematic diagram (one amplifier) IN+ IN- 2/ OUTB 3 N.C. 4 VEE / GND 5 VEE / GND - + + - 6 N.C. 7 INB- 8 INB+ Dump protection 10pF Thermal protection Doc ID 13407 Rev 2 L2720W 16 OUTA 15 N.C. 14 N.C. 13 VEE / GND 12 VEE / GND 11 N.C. 10 INA- 9 INA+ VS OUT VEE / GND S-9526 ...
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... L2720W 2 Pin out Figure 3. Pin connection (top view) Table 2. Pin description Pin Name OUTB 3 N.C. 4 VEE / GND 5 VEE / GND 6 N.C. 7 INB- 8 INB+ 9 INA+ 10 INA- 11 N.C. 12 VEE / GND 13 VEE / GND 14 N.C. 15 N.C. 16 OUTA OUTB VEE / GND 5 12 VEE / GND ...
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... Symbol Positive single power supply V S Positive split power supply Negative single power supply V E Negative split power supply V Input voltage IN 4/12 Description Parameter (1) (2) 2 copper dissipating area Parameter Doc ID 13407 Rev 2 L2720W Min Max Unit - ± ...
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... L2720W 3.4 Electrical characteristics The electrical specifications -40 S amb Table 6. Electrical characteristics Symbol Parameter I Quiescent current s Iib Input bias current Iob Input offset current V Input offset voltage os Average temperature ∆V /∆T os coefficient Slew rate B Gain-bandwidth product G Open loop voltage gain ...
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... Quiescent current vs supply current Figure 5. Open loop gain vs frequency 6/12 Conditions kHz °C amb kΩ 100 pF °C amb kΩ 100 pF °C amb Doc ID 13407 Rev 2 L2720W Min Typ Max Unit - 200 - ° ...
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... L2720W Figure 6. Common mode rejection vs frequency Figure 7. Output swing vs load current (Vs = ±5 V) Figure 8. Output swing vs load current (Vs = ±12 V) Doc ID 13407 Rev 2 Electrical specifications 7/12 ...
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... Fig.8 Voltage Gain and Phase vs Freq Fig.8 Voltage Gain and Phase vs Freq 100 100 f (KHz) f (KHz) Doc ID 13407 Rev 2 L2720W 80 80 Phase(°) Phase(°) -80 -80 -90 - Vs=24V Vs=24V 100 100 -100 ...
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... L2720W Figure 12. Phase margin vs output load capacitance 0.4 0.8 Doc ID 13407 Rev 2 Electrical specifications Vs = ±12 V Ω 1.2 1.6 2 9/12 ...
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... TYP. MAX. MIN. TYP. MAX 2.65 0.093 0.104 - - 0.30 0.004 0.012 - - 0.51 0.013 0.200 - - 0.32 0.009 0.013 - - 10.50 0.398 0.413 - - 7.60 0.291 0.299 - - - - 1.27 0.050 - - 10.65 0.394 0.419 - - 0.75 0.010 0.030 - - 1.27 0.016 0.050 0° (min.), 8° (max 0.10 0.004 Doc ID 13407 Rev 2 L2720W OUTLINE AND MECHANICAL DATA SO16 (Wide) 0016021 C ® ...
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... L2720W 5 Revision history Table 7. Document revision history Date 04-Apr-2007 03-Sep-2010 Revision 1 Initial release. 2 Complete update and change in presentation Doc ID 13407 Rev 2 Revision history Changes 11/12 ...
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... Australia - Belgium - Brazil - Canada - China - Czech Republic - Finland - France - Germany - Hong Kong - India - Israel - Italy - Japan - Malaysia - Malta - Morocco - Philippines - Singapore - Spain - Sweden - Switzerland - United Kingdom - United States of America 12/12 Please Read Carefully: © 2010 STMicroelectronics - All rights reserved STMicroelectronics group of companies www.st.com Doc ID 13407 Rev 2 L2720W ...