Datasheet LM4041 (Analog Devices) - 4

Improved Precision Micropower Shunt Voltage Reference Typical Operating Characteristics (continued)
(IR = 100µA, SC70-3 package, TA = +25°C, unless otherwise noted.)
LOAD-TRANSIENT RESPONSE LOAD-TRANSIENT RESPONSE LOAD-TRANSIENT RESPONSE
LM4041-04 LM4041-05 LM4041-06
LM4041
2V/div 2V/div 2V/div V GEN V GEN V GEN V R 2mV/div V R 2mV/div V R 2mV/div ISHUNT = 100μA ± 25μA, ISHUNT = 1mA ± 250μA, ISHUNT = 10mA ± 2.5mA, (AC-COUPLED) R (AC-COUPLED) L = 100kΩ RL = 10kΩ RL = 1kΩ SEE FIGURE 1 SEE FIGURE 1 SEE FIGURE 1 10μs/div 10μs/div 10μs/div
STARTUP CHARACTERISTICS OUTPUT IMPEDANCE vs. FREQUENCY NOISE vs. FREQUENCY
1000 10,000 IR = 200μA RS = 30kΩ C1 = 0 LM4041-09 5V SEE FIGURE 2 LM4041-08 LM4041-07 VIN OV 100 ) Ω √Hz) 1000 1.5V 10 IR = 150μA NOISE (nV/ 1.0V IMPEDANCE ( VOUT O.5V 1 C1 = 1μF 0V IR = 1mA 0.1 100 0 4 8 12 16 100 1k 10k 100k 1M 10 100 1k 10k RESPONSE TIME ( FREQUENCY (Hz) FREQUENCY (Hz) μs) ISHUNT RS 30kΩ 1kΩ + VB - RL VIN VR VR 1Hz RATE VGEN Figure 1. Load-Transient Test Circuit Figure 2. Startup Characteristics Test Circuit
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