ADP150AUJZ-2.8-R7 Analog Devices Inc, ADP150AUJZ-2.8-R7 Datasheet - Page 9

• Manufacturer Part Number: ADP150AUJZ-2.8-R7
• Description: 150mA Ultra-Low Noise LDO 2.8 Vout
• Manufacturer: Analog Devices Inc

Specifications of ADP150AUJZ-2.8-R7

• Design Resources: Broadband Low EVM Direct Conversion Transmitter (CN0134) Broadband Low EVM Direct Conversion Transmitter Using LO Divide-by-2 Modulator (CN0144) Using low noise linear drop-out regulators to power wideband PLL & VCO IC's (CN0147)
• Regulator Topology: Positive Fixed
• Voltage - Output: 2.8V
• Voltage - Input: Up to 5.5V
• Voltage - Dropout (typical): 0.105V @ 150mA
• Number Of Regulators: 1
• Current - Output: 150mA (Max)
• Current - Limit (min): 190mA
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: TSOT-23-5, TSOT-5, TSOP-5
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: ADP150AUJZ-2.8-R7TR

Figure 19. Power Supply Rejection Ratio (PSRR) vs. Frequency with
–100
–100
–100
–10
–20
–30
–40
–50
–60
–70
–80
–90
Figure 17. Power Supply Rejection Ratio (PSRR) vs. Frequency,
–10
–20
–30
–40
–50
–60
–70
–80
–90
–10
–20
–30
–40
–50
–60
–70
–80
–90
Figure 18. Power Supply Rejection Ratio (PSRR) vs. Frequency
10
10
10
Various Headroom Voltages (V
Various Output Voltages and Load Currents
I
I
I
I
I
V
V
V
V
V
V
V
V
V
V
V
V
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
IN
IN
IN
IN
IN
IN
100
100
100
= 3.8V, I
= 4.3V, I
= 5.3V, I
= 3.8V, I
= 4.3V, I
= 5.3V, I
= 100µA
= 1mA
= 10mA
= 100mA
= 150mA
= 1.8V, I
= 2.8V, I
= 3.3V, I
= 1.8V, I
= 2.8V, I
= 3.3V, I
V
OUT
OUT
OUT
OUT
OUT
OUT
OUT
1k
1k
1k
OUT
OUT
OUT
OUT
OUT
OUT
= 3.3 V, V
= 1mA
= 1mA
= 1mA
= 150mA
= 150mA
= 150mA
FREQUENCY (Hz)
FREQUENCY (Hz)
FREQUENCY (Hz)
= 100µA
= 100µA
= 100µA
= 150mA
= 150mA
= 150mA
10k
10k
10k
IN
= 3.8 V
IN
− V
100k
100k
100k
OUT
), V
V
V
C
V
V
C
V
C
IN
RIPPLE
IN
IN
RIPPLE
IN
RIPPLE
IN
OUT
= V
= V
= C
= C
= C
1M
1M
1M
= 3.3 V
OUT
OUT
OUT
OUT
OUT
= 50mV
= 50mV
= 50mV
+ 0.5V
+ 0.5V
= 1µF
= 1µF
= 1µF
10M
10M
10M
Rev. A | Page 9 of 20
Figure 21. Output Noise Spectrum, V
0.01
1
2
0.1
15
13
11
1
0.001
CH1 100mA CH2 50mV
9
7
5
3
1
10
Figure 20. Output RMS Noise vs. Load Current (I
Figure 22. Load Transient Response, C
Output Voltage (V
V
V
V
OUT
OUT
OUT
0.01
T
= 3.3V
= 2.8V
= 1.8V
100
1mA TO 150mA LOAD STEP
0.1
FREQUENCY (Hz)
OUT
V
I
I
OUT
OUT
OUT
), V
M40µs
T
1k
1
IN
(mA)
IN
= 5 V, I
= 5 V, C
117.560µs
LOAD
10
OUT
A CH1
10k
= 10 mA, C
OUT
= 1 µF
V
V
IN
OUT
= 1 µF
V
V
V
100
OUT
OUT
OUT
OUT
= 3.7V
= 3.3V
112mA
) and
= 1.8V
= 2.8V
= 3.3V
ADP150
OUT
100k
= 1 μF
1k