RT9166-33GX Richtek USA Inc, RT9166-33GX Datasheet - Page 5

• Manufacturer Part Number: RT9166-33GX
• Description: IC REG LDO 3.3V 300MA SOT89
• Manufacturer: Richtek USA Inc

Specifications of RT9166-33GX

• Regulator Topology: Positive Fixed
• Voltage - Output: 3.3V
• Voltage - Input: Up to 5.5V
• Voltage - Dropout (typical): 0.23V @ 300mA
• Number Of Regulators: 1
• Current - Output: 300mA (Max)
• Current - Limit (min): 300mA
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: TO-243AA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Typical Operating Characteristics
DS9166/A-21 April 2010
100.00
10.00
1.00
0.10
0.01
0.00
700
600
500
400
300
200
100
900
850
800
750
700
Region of Stable C
0
0
0
3
V
C
C
R
C
C
IN
IN
OUT
L
IN
OUT
Dropout Voltage vs. Load Current
= 0.5
= 1uF
= 1uF
= 5V
Current Limit vs. Input voltage
100
100
= 1uF
= 1uF
3.5
Ω
200
200
Load Current (mA)
Input voltage (V)
Load Current (mA)
4
OUT
Instable
Stable
Instable
300
300
T
J
ESR vs. Load Current
= 25°C
4.5
C
400
400
OUT
= 1uF to 4.7uF
RT9166-33xX
T
J
T
= 125°C
5
J
500
500
= −40°C
600
600
5.5
900
850
800
750
700
-10
-20
-30
-40
-50
-60
-200
-400
400
200
0
0
10
3
V
C
C
R
V
C
C
100mA
f = 10Hz to 100KHz
IN
IN
OUT
L
IN
IN
OUT
V
C
= 0.5
IN
IN
= 5V
= 1uF
= 5V
= 1uF
Power Supply Rejection Ratio
Current Limit vs. Input voltage
= 5V
= 1uF
= 1uF
= 1uF
100
3.5
Ω
1mA
Input voltage (V)
Output Noise
Frequency (Hz)
Time (1ms/DIV)
1k
4
RT9166/A
4.5
10k
www.richtek.com
RT9166-33xVL
I
C
LOAD
OUT
100k
5
= 100mA
= 1uF
1M
5.5
5