MAX8940EXK28+T Maxim Integrated Products, MAX8940EXK28+T Datasheet - Page 5

• Manufacturer Part Number: MAX8940EXK28+T
• Description: IC REG LDO 2.8V 120MA LN SC70-5
• Manufacturer: Maxim Integrated Products

Specifications of MAX8940EXK28+T

• Regulator Topology: Positive Fixed
• Voltage - Output: 2.8V
• Voltage - Input: Up to 6V
• Voltage - Dropout (typical): 0.135V @ 120mA
• Number Of Regulators: 1
• Current - Output: 120mA (Min)
• Current - Limit (min): 130mA
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: SC-70-5, SC-88A, SOT-323-5, SOT-353, 5-TSSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: MAX8940EXK28+T; MAX8940EXK28+TTR

(V
IN
= V
25
20
15
10
5
0
OUT
1
OUTPUT NOISE vs. BP CAPACITANCE
+ 0.5V, C
LINE TRANSIENT RESPONSE
BP CAPACITANCE (nF)
_______________________________________________________________________________________
200µs/div
IN
10
= 1µF, C
V
V
C
IN
OUT
BP
Low-Dropout, 120mA Linear Regulator
= 3.5V TO 4V
= 100nF
= 3V
OUT
SHUTDOWN EXIT DELAY
V
2mV/div
MAX8940 toc14
OUT
= 1µF, C
100
20µs/div
BP
Typical Operating Characteristics (continued)
= 10nF, T
SHUTDOWN VOLTAGE
OUTPUT VOLTAGE
2V/div
SHUTDOWN
VOLTAGE
EXITING SHUTDOWN WAVEFORM
LOAD TRANSIENT RESPONSE
MAX8940 toc17
V
1V/div
OUT
A
= +25°C, unless otherwise noted.)
1ms/div
20µs/div
V
I
LOAD
IN
Low-Noise, High PSRR,
= 3.5V
= 0 TO 50mA
V
R
0.01
100
OUT
LOAD
0.1
10
1
MAX8940 toc12
MAX8940 toc15
= 2.8V
0
= 47Ω
REGION OF STABLE C
20
V
10mV/div
OUT
vs. LOAD CURRENT
LOAD CURRENT (mA)
STABLE REGION
40
60
OUTPUT VOLTAGE
2V/div
SHUTDOWN
VOLTAGE
80
OUT
ENTERING SHUTDOWN DELAY
RESPONSE NEAR DROPOUT
ESR
100
LOAD TRANSIENT
40µs/div
120
1ms/div
V
I
V
LOAD
IN
OUT
= 3.1V
C
V
= 3V
= 0 TO 50mA
BP
OUT
= 0.01µF
MAX8940 toc16
MAX8940 toc13
= 2.8V
V
10mV/div
OUT
5