LT1129CQ-3.3 Linear Technology, LT1129CQ-3.3 Datasheet - Page 4

• Manufacturer Part Number: LT1129CQ-3.3
• Description: IC LDO REG W/SHTDWN 3.3V DDPAK-5
• Manufacturer: Linear Technology

Specifications of LT1129CQ-3.3

• Regulator Topology: Positive Fixed
• Voltage - Output: 3.3V
• Voltage - Input: 4.15 ~ 30 V
• Voltage - Dropout (typical): 0.45V @ 700mA
• Number Of Regulators: 1
• Current - Output: 700mA
• Operating Temperature: 0°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: TO-263-5, D²Pak (5 leads + Tab), TO-263BA
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Current - Limit (min): -

ORDER INFORMATION
LT1129/LT1129-3.3/LT1129-5
LEAD BASED FINISH
LT1129CT-5
LT1129IT-5
Consult LTC Marketing for parts specifi ed with wider operating temperature ranges. *The temperature grade is identifi ed by a label on the shipping container.
For more information on lead free part marking, go to:
For more information on tape and reel specifi cations, go to:
ELECTRICAL CHARACTERISTICS
temperature range, otherwise specifi cations are at T
SYMBOL
Regulated Output Voltage
(Notes 4, 12)
Line Regulation (Note 12)
Load Regulation (Note 12)
Dropout Voltage
(Note 6)
Ground Pin Current
(Note 7)
Adjust Pin Bias Current (Notes 5, 8)
Shutdown Threshold
Shutdown Pin Current (Note 9)
Quiescent Current in Shutdown
(Note 10)
4
TAPE AND REEL
LT1129CT-5#TR
LT1129IT-5#TR
CONDITIONS
LT1129-3.3
LT1129-5
LT1129 (Note 5)
LT1129-3.3
LT1129-5
LT1129 (Note 5)
LT1129-3.3
LT1129-5
LT1129 (Note 5)
I
I
I
I
I
I
I
I
I
I
I
I
I
I
T
V
V
V
V
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
J
OUT
OUT
SHDN
IN
= 25°C
= 6V, V
= Off to On
= On to Off
= 10mA, T
= 10mA
= 100mA, T
= 100mA
= 500mA, T
= 500mA
= 700mA, T
= 700mA
= 0mA
= 10mA
= 100mA
= 300mA
= 500mA
= 700mA
= 0V
SHDN
http://www.linear.com/leadfree/
= 0V
J
PART MARKING*
LT1129CT-5
LT1129IT-5
J
J
J
= 25°C
= 25°C
= 25°C
= 25°C
http://www.linear.com/tapeandreel/
A
V
4.3V < V
V
6V < V
V
4.8V < V
ΔV
ΔV
ΔV
ΔI
ΔI
ΔI
ΔI
ΔI
ΔI
= 25°C.
IN
IN
IN
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
IN
IN
IN
= 3.8V, I
= 5.5V, I
= 4.3V, I
= 4.8V to 20V, I
= 5.5V to 20V, I
= 4.3V to 20V, I
The
IN
= 1mA to 700mA, T
= 1mA to 700mA
= 1mA to 700mA, T
= 1mA to 700mA
= 1mA to 700mA, T
= 1mA to 700mA
IN
IN
< 20V, 1mA < I
l
< 20V, 1mA < I
< 20V, 1mA < I
OUT
OUT
OUT
denotes the specifi cations which apply over the full operating
= 1mA, T
= 1mA, T
= 1mA, T
OUT
OUT
OUT
PACKAGE DESCRIPTION
5-Lead Plastic TO-220
5-Lead Plastic TO-220
OUT
J
J
OUT
J
= 1mA
= 1mA
= 1mA
OUT
= 25°C
= 25°C
= 25°C
J
J
J
< 700mA
= 25°C
= 25°C
= 25°C
< 700mA
< 700mA
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
3.250
3.200
4.925
4.850
3.695
3.640
0.25
MIN
3.300
3.300
5.000
5.000
3.750
3.750
0.13
0.25
0.37
0.45
0.75
TYP
310
150
1.5
1.5
1.5
2.0
1.2
15
20
15
50
10
25
50
15
TEMPERATURE RANGE
0°C to 125°C
–40°C to 125°C
6
6
6
6
3.350
3.400
5.075
5.150
3.805
3.860
MAX
0.20
0.25
0.35
0.45
0.45
0.60
0.55
0.70
450
300
3.5
2.8
10
10
10
20
30
20
30
20
30
70
20
45
90
10
25
112935ff
UNITS
mV
mV
mV
mV
mV
mV
mV
mV
mV
mA
mA
mA
mA
μA
μA
nA
μA
μA
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V