RT9193-18GB Richtek USA Inc, RT9193-18GB Datasheet - Page 5

• Manufacturer Part Number: RT9193-18GB
• Description: IC REG LDO 1.8V 300MA SOT23-5
• Manufacturer: Richtek USA Inc

Specifications of RT9193-18GB

• Regulator Topology: Positive Fixed
• Voltage - Output: 1.8V
• Voltage - Input: 2.5 V ~ 5.5 V
• Number Of Regulators: 1
• Current - Output: 300mA (Max)
• Current - Limit (min): 360mA
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: SC-74A, SOT-753
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Dropout (typical): -
• Other names: 1028-1016-2

Typical Operating Characteristics
DS9193-12 February 2009
1.75
1.25
0.75
300
250
200
150
100
1.8
1.7
1.6
1.5
1.4
1.3
1.2
EN Pin Shoutdown Threshold vs. Temperature
1.5
0.5
50
0
1
-50
-50
0
RT9193-15xU5
V
C
RT9193-33xB
C
RT9193-15xU5
V
C
IN
IN
IN
IN
IN
Dropout Voltage vs. Load Current
Output Voltage vs. Temperature
= 3.3V
= C
= C
= 3.3V
= C
-25
-25
0.05
OUT
OUT
OUT
= 1uF X7R
= 1uF
= 1uF X7R
0
0
Temperature (°C)
Temperature (°C)
0.1
Load Current (A)
T
J
= 25°C
25
25
0.15
50
50
T
J
0.2
= 125°C
75
75
T
J
= -40°C
0.25
100
100
125
125
0.3
-20
-40
-60
-80
95
90
85
80
75
70
65
60
20
0
10
0.01
-50
5
0
0
10
2
1
RT9193-15xU5
V
C
V
C
V
C
IN
IN
Quiescent Current vs. Temperature
IN
IN
IN
IN
= 3.3V
= C
= 4V to 5V
= C
= 5V
= C
-25
EN Pin Shutdown Response
OUT
OUT
OUT
100
0.1
= 1uF X7R
=
= 1uF
1uF, X7R
0
Temperature (°C)
I
Frequency (kHz)
Time (500μs/Div)
Load
1K
1
25
= 100mA
PSRR
50
10K
(Hz)
10
RT9193
I
www.richtek.com
Load
RT9193-28xU5
No Load
75
= 10mA
100K
100
100
1000
1M
125
5