RT9164CGG Richtek USA Inc, RT9164CGG Datasheet - Page 6

• Manufacturer Part Number: RT9164CGG
• Description: IC REG LDO ADJ 1A SOT223
• Manufacturer: Richtek USA Inc

Specifications of RT9164CGG

• Regulator Topology: Positive Adjustable
• Voltage - Output: Adj to 1.25V
• Voltage - Input: 3 V ~ 12 V
• Voltage - Dropout (typical): 1.3V @ 1A
• Number Of Regulators: 1
• Current - Output: 1A (Max)
• Current - Limit (min): 1A
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: TO-261-4, TO-261AA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

RT9164C
www.richtek.com
6
1.3
1.2
1.1
1.0
0.9
0.8
-100
300
200
100
-20
0.5
20
40
30
0
7
6
5
0
1
0
0
V
V
C
Preload = 0.1A
OUT
IN
IN
Dropout Voltage vs. Load Current
= C
= 5V, V
= 2.5V
Load Transient Response
Line Transient Response
O
0.3
= 10uF Tantalum
OUT
Load Current (A)
Time (10μs/Div)
Time (10μs/Div)
= 2.5V
0.6
C
C
0.9
V
C
I
IN
O
LOAD
OUT
O
= 10uF Tantalum
=
= 10uF Tantalum
10uF Electrolytic
= 100mA
= 2.5V
1.2
125°C
-40°C
25°C
1.5
-100
300
200
100
3.5
2.5
1.5
0.5
-20
40
30
20
3
2
1
0
0
1
0
2
6
5
0
7
V
C
Preload = 0.1A
IN
IN
= C
= 5V, V
O
Load Transient Response
Line Transient Response
= 10uF Tantalum
OUT
Time (2.5ms/Div)
= 2.5V
Current Limit
Time (10μs/Div)
Time (10μs/Div)
DS9164C-02 April 2010
V
C
C
RL = 1Ω
IN
IN
O
V
C
I
LOAD
= 10uF Tantalum
=
= 5V, V
OUT
O
= 10uF Tantalum
10uF Electrolytic
= 100mA
= 3.3V
OUT
= 2.5V