Datasheet MAX1735 (Maxim) - 4
| Manufacturer | Maxim |
| Description | 200mA, Negative-Output, Low-Dropout Linear Regulator in SOT23 |
| Pages / Page | 10 / 4 — 200mA, Negative-Output, Low-Dropout Linear Regulator in SOT23. Typical … |
| File Format / Size | PDF / 310 Kb |
| Document Language | English |
200mA, Negative-Output, Low-Dropout Linear Regulator in SOT23. Typical Operating Characteristics (continued)
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200mA, Negative-Output, Low-Dropout Linear Regulator in SOT23 Typical Operating Characteristics (continued)
(Circuit of Figure 2, VIN = -4.0V, VOUT = -3.0V, TA = +25°C, unless otherwise specified.)
POWER-SUPPLY REJECTION RATIO OUTPUT NOISE DENSITY OUTPUT NOISE vs. FREQUENCY vs. FREQUENCY (10Hz TO 1MHz)
70 10 500µV/div COUT = 1µF 60 ILOAD = 50mA MAX1735 toc09
MAX1735
MAX1735 toc07 MAX1735 toc08 50 /√Hz) 1 COUT = 10µF 40 µV RMS PSRR (dB) 30 0.1 20 COUT = 1.0µF OUTPUT NOISE ( 10 0 0.01 1 10 100 1k 10k 100k 1M 10 1k 100k TIME (1ms/div) FREQUENCY (Hz) FREQUENCY (Hz)
REGION OF STABLE ESR vs. LOAD CURRENT LINE-TRANSIENT RESPONSE
MAX1735 toc11 100 COUT = 1µF ) Ω ( 10 MAX1735 toc10 OUT VOUT 1 50mV/div 0.1 VIN REGION OF STABILITY 1V/div REGION OF STABLE ESR C 0.01 0.001 0 20 40 60 80 100 120 140 160 180 200 TIME (100µs/div) LOAD CURRENT (mA)
LOAD-TRANSIENT RESPONSE LOAD-TRANSIENT RESPONSE (NORMAL OPERATION) (NEAR DROPOUT)
MAX1735 toc12 MAX1735 toc13 ILOAD STEP ILOAD STEP 0 to 50mA 0 to 50mA VOUT VOUT 10mV/div 10mV/div TIME (100µs/div) TIME (100µs/div)
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(Circuit of Figure 2, VIN = -4.0V, VOUT = -3.0V, TA = +25°C, unless otherwise specified.)
POWER-SUPPLY REJECTION RATIO OUTPUT NOISE DENSITY OUTPUT NOISE vs. FREQUENCY vs. FREQUENCY (10Hz TO 1MHz)
70 10 500µV/div COUT = 1µF 60 ILOAD = 50mA MAX1735 toc09
MAX1735
MAX1735 toc07 MAX1735 toc08 50 /√Hz) 1 COUT = 10µF 40 µV RMS PSRR (dB) 30 0.1 20 COUT = 1.0µF OUTPUT NOISE ( 10 0 0.01 1 10 100 1k 10k 100k 1M 10 1k 100k TIME (1ms/div) FREQUENCY (Hz) FREQUENCY (Hz)
REGION OF STABLE ESR vs. LOAD CURRENT LINE-TRANSIENT RESPONSE
MAX1735 toc11 100 COUT = 1µF ) Ω ( 10 MAX1735 toc10 OUT VOUT 1 50mV/div 0.1 VIN REGION OF STABILITY 1V/div REGION OF STABLE ESR C 0.01 0.001 0 20 40 60 80 100 120 140 160 180 200 TIME (100µs/div) LOAD CURRENT (mA)
LOAD-TRANSIENT RESPONSE LOAD-TRANSIENT RESPONSE (NORMAL OPERATION) (NEAR DROPOUT)
MAX1735 toc12 MAX1735 toc13 ILOAD STEP ILOAD STEP 0 to 50mA 0 to 50mA VOUT VOUT 10mV/div 10mV/div TIME (100µs/div) TIME (100µs/div)
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