Datasheet ISL28130, ISL28230, ISL28430 (Intersil) - 8

ISL28130, ISL28230, ISL28430 Typical Performance Curves V+ = 5V, V- = 0V, VCM = 2.5V, RL = Open, T = +25°C, unless otherwise specified.
1 1 R 0 L = 100k 0 RL = 100k -1 -1 RL = 1k -2 RL = 1k RL = OPEN -2 RL = 10k R IN (dB) L = OPEN -3 RL = 10k -3 GA -4 D RL = 49.9k E -4 RL = 49.9k -5 -5 -6 V V S = ±0.9V -6 S = ±2.5V C NORMALIZED GAIN (dB) C L = 3.7pF -7 L = 3.7pF NORMALIZ -7 A A V = +1 V = +1 -8 V V OUT = 10mVP-P -8 OUT = 10mVP-P -9 -9 100 1k 10k 100k 1M 10M 100 1k 10k 100k 1M 10M FREQUENCY (Hz) FREQUENCY (Hz)
FIGURE 9. GAIN vs FREQUENCY vs RL, VS = ±0.9V FIGURE 10. GAIN vs FREQUENCY vs RL, VS = ±2.5V
10 1 9 0 8 -1 R 7 F = RG = 1k -2 VOUT = 1V 6 -3 RF = RG = 10k 5 -4 VOUT = 500mV 4 -5 R GAIN (dB) V 3 V F = RG = 100k OUT = 250mV S = ±2.5V -6 R V 2 L = 100k S = ±2.5V C NORMALIZED GAIN (dB) -7 L = 3.7pF R V L = OPEN OUT = 100mV 1 AV = +2 -8 CL = 3.7pF V V OUT = 10mVP-P OUT = 10mV AV = 1 0 -9 100 1k 10k 100k 1M 10M 100 1k 10k 100k 1M 10M FREQUENCY (Hz) FREQUENCY (Hz)
FIGURE 11. GAIN vs FREQUENCY vs FEEDBACK RESISTOR VALUES FIGURE 12. GAIN vs FREQUENCY vs VOUT RF/RG
70 1 A R 60 V = 1000 G = 100, RF = 100k 0 ) -1 50 -2 A RG = 1k, RF = 100k 40 V = 100 V -3 S = ±0.9V dB) GAIN (dB ( V+ = 5V 30 D -4 V IN CL = 3.7pF S= ±1.5V A A G V = 10 R -5 V 20 L = 100k S = ±2.75V VOUT = 10mVP-P -6 10 RG = 10k, RF = 100k RL = 100k NORMALIZE -7 C A L = 3.7pF 0 V = 1 -8 AV = +1 RG = OPEN, RF = 0 VOUT = 10mVP-P -10 -9 10 100 1k 10k 100k 1M 10M 100 1k 10k 100k 1M 10M FREQUENCY (Hz) FREQUENCY (Hz)
FIGURE 13. FREQUENCY RESPONSE vs CLOSED LOOP GAIN FIGURE 14. GAIN vs FREQUENCY vs SUPPLY VOLTAGE FN7623 Rev 7.00 Page 8 of 19 February 13, 2014