TS4994EIJT STMicroelectronics, TS4994EIJT Datasheet
TS4994EIJT
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TS4994EIJT Summary of contents
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... Applications ■ Mobile phones (cellular / cordless) ■ Laptop / notebook computers ■ PDAs ■ Portable audio devices Package FC9 with back coating Lead free flip-chip9 Rev 2 TS4994FC with selectable standby TS4994EIJT - Flip-chip (9 bumps) Gnd Gnd Bypass Bypass ...
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Contents Contents 1 Application component information . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 2 Absolute maximum ratings and ...
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TS4994FC 1 Application component information Components C Supply bypass capacitor that provides power supply filtering Bypass capacitor that provides half supply filtering. b Feedback resistor that sets the closed loop gain in conjunction with R R feed A ...
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Absolute maximum ratings and operating conditions 2 Absolute maximum ratings and operating conditions Table 1. Absolute maximum ratings Symbol (1) V Supply voltage CC (2) V Input voltage i T Operating free air temperature range oper T Storage temperature stg ...
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TS4994FC 3 Electrical characteristics Table 3. Electrical characteristics for V specified) Symbol Supply current input signal, no load Standby current I No input signal, V STBY STBY No input signal, V STBY Differential output offset voltage V ...
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Electrical characteristics Table 4. Electrical characteristics for V correlation measurements at 2.6V and 5V), GND = 0V, T specified) Symbol I Supply current no input signal, no load CC Standby current I No input signal, V STBY STBY No input ...
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TS4994FC Table 5. Electrical characteristics for V specified) Symbol Supply current input signal, no load Standby current I No input signal, V STBY STBY No input signal, V STBY Differential output offset voltage input ...
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Electrical characteristics Figure 2. Current consumption vs. power supply voltage 4.0 No load Tamb=25 ° C 3.5 3.0 2.5 2.0 1.5 1.0 0.5 0 Power Supply Voltage (V) Figure 4. Current consumption vs. standby voltage 3.5 3.0 ...
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TS4994FC Figure 8. Power dissipation vs. output power Figure 9. 0.6 Vcc=3.3V F=1kHz 0.5 THD+N<1% 0.4 0.3 0.2 0.1 RL=16 Ω 0.0 0.0 0.1 0.2 0.3 0.4 Output Power (W) Figure 10. Output power vs. power supply voltage 2.4 RL ...
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Electrical characteristics Figure 14. Power derating curves 1.2 Heat sink surface ≈ 100mm 1.0 (See demoboard) 0.8 0.6 0.4 0.2 No Heat sink 0 Ambiant Temperature ( C) Figure 16. Open loop gain vs. frequency 60 Gain ...
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TS4994FC Figure 20. Closed loop gain vs. frequency 10 Gain 0 -10 -20 Vcc = 2.6V - Ω + 500pF Tamb = 25 ° C -40 0 100 Frequency (kHz) Figure 22. ...
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Electrical characteristics Figure 26. PSRR vs. frequency 0 -10 Vcc = 2.6V -20 Vripple = 200mVpp Inputs = Grounded - 2.5, Cin = 4.7 μ F -40 RL ≥ 8 Ω -50 Tamb = 25 ° C Cb=0.47 ...
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TS4994FC Figure 32. PSRR vs. common mode input voltage 0 Vcc = 2.5V Vripple = 200mVpp Inputs Grounded - 217Hz -40 RL ≥ 8 Ω Tamb = 25 ° C -60 Cb=0 -80 -100 0.0 ...
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Electrical characteristics Figure 38. CMRR vs. frequency 0 Vcc = 2.6V -10 Vic = 200mVpp - 2.5, Cin = 470 μ ≥ 8 Ω -30 Tamb = 25 ° C -40 Cb=1 μ F -50 Cb=0.47 ...
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TS4994FC Figure 44. THD+N vs. output power Ω 20Hz Vcc=2. μ F Vcc=3.3V BW < 125kHz Tamb = 25 ° C Vcc=5V 0.1 0.01 1E-3 1E-3 0.01 ...
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Electrical characteristics Figure 50. THD+N vs. output power Ω 1kHz μ < 125kHz Tamb = 25 ° C 0.1 0.01 1E-3 0.01 Output Power (W) ...
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TS4994FC Figure 56. THD+N vs. output power Ω Vcc=2. 1kHz Vcc=3. μ < 125kHz Tamb = 25 ° C Vcc=5V 0.1 0.01 1E-3 1E-3 0.01 ...
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Electrical characteristics Figure 62. THD+N vs. output power Ω 20kHz Vcc=2. μ < 125kHz Vcc=3.3V 1 Tamb = 25 ° C Vcc=5V 0.1 1E-3 0.01 Output ...
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TS4994FC Figure 68. THD+N vs. frequency Ω μ < 125kHz Tamb = 25 ° C Vcc=2.6V, Po=350mW 0.1 0.01 Vcc=5V, Po=1W 1E-3 20 100 1000 Frequency (Hz) ...
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Electrical characteristics Figure 74. THD+N vs. output power Ω Vcc = 5V F=20kHz < 125kHz Tamb = 25 ° C F=1kHz 0.1 F=20Hz 0.01 1E-3 0.01 Output Power ...
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TS4994FC Figure 80. THD+N vs. output power Ω Vcc = 2. F=20kHz BW < 125kHz Tamb = 25 ° C F=1kHz 0.1 0.01 F=20Hz 1E-3 1E-3 0.01 Output Power ...
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Electrical characteristics Figure 86. SNR vs. power supply voltage with unweighted filter 110 RL=16 Ω 105 100 95 RL=4 Ω 2 μ THD+N < 0.7% Tamb = 25 ° 2.5 ...
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TS4994FC 4 Application information 4.1 Differential configuration principle The TS4994 is a monolithic full-differential input/output power amplifier. The TS4994 also includes a common mode feedback loop that controls the output bias value to average for any ...
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Application information the values following formula: with The result of the calculation must be in the range: If the result of the V used. Example: With V higher than 2.5V - 0.9V = 1.6V, so input coupling ...
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TS4994FC must introduce a mismatch factor (R performance. ● From 200Hz to 5kHz, the C compared with R this range, we can reach the PSRR performance of the TS4994 itself. ● From 5kHz to 20kHz, the C and the C ...
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Application information The three following graphs show PSRR versus frequency and versus bypass capacitor C worst-case conditions ( Figure 89. PSRR vs. frequency (worst case conditions) 0 -10 Vcc = 5V, Vripple = 200mVpp - Cin = ...
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TS4994FC The two following graphs show typical applications of the TS4994 with a random selection of Δ four R/R values with a 0.1% tolerance. Figure 92. PSRR vs. frequency with random choice condition 0 -10 Vcc = 5V, Vripple = ...
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Application information Figure 94. CMRR vs. frequency (worst case conditions) 0 Vcc = 5V -10 Vic = 200mVpp Cin = 470 μ F Δ R/R = 0.1%, RL ≥ 8 Ω -20 Tamb = 25 ° C ...
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TS4994FC and Therefore, the average current delivered by the supply voltage is: Equation 1 The power delivered by the supply voltage is: Therefore, the power dissipated by each amplifier is: Equation 2 and the maximum value is obtained when: and ...
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Application information To calculate the maximum ambient temperature T ● The value of the power supply voltage, V ● The value of the load resistor, R ● The R value for the package type thja Example 5V, R ...
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TS4994FC 4.10 Shutdown time When the standby command is set, the time required to put the two output stages in high impedance and the internal circuitry in shutdown mode is a few microseconds. Note: In shutdown mode, the Bypass pin ...
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... JEDEC Standard JESD97. The maximum ratings related to soldering conditions are also marked on the inner box label. ECOPACK is an STMicroelectronics trademark. ECOPACK specifications are available at: www.st.com. Flip-chip package (9 bumps) Dimensions in millimeters unless otherwise indicated ...
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TS4994FC Figure 101. Dimensions 1.63 mm 1.63 mm 0.5mm 0.5mm 0.5mm 0.5mm Figure 102. Tape & reel dimensions 8 8 ● ● ● ● 1.63 mm 1.63 mm ● ● ● ● ● ∅ 0.25mm ∅ 0.25mm 100µm 100µm 600µm ...
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Revision history 6 Revision history Table 6. Document revision history Date 17-Mar-2005 12-Dec-2006 34/35 Revision 1 Initial release. 2 Template update. TS4994FC Changes ...
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... TS4994FC Information in this document is provided solely in connection with ST products. STMicroelectronics NV and its subsidiaries (“ST”) reserve the right to make changes, corrections, modifications or improvements, to this document, and the products and services described herein at any time, without notice. All ST products are sold pursuant to ST’s terms and conditions of sale. ...