LT1129IQ-3.3#PBF Linear Technology, LT1129IQ-3.3#PBF Datasheet - Page 13

• Manufacturer Part Number: LT1129IQ-3.3#PBF
• Description: IC LDO REG W/SHTDWN 3.3V DDPAK-5
• Manufacturer: Linear Technology

Specifications of LT1129IQ-3.3#PBF

• 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: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: TO-263-5, D²Pak (5 leads + Tab), TO-263BA
• Voltage Regulator Type: Linear
• Topology: LDO
• Regulator Output Type: Fixed
• Polarity Type: Positive
• Number Of Outputs: Single
• Input Voltage (min): 4.15V
• Input Voltage (max): 30V
• Output Voltage: 3.3V
• Package Type: DDPAK
• Output Current: 700mA
• Load Regulation: 20mV
• Line Regulation: 10mV
• Operating Temp Range: -40C to 125C
• Operating Temperature Classification: Automotive
• Dropout Voltage@current (max): 0.2@10mA/0.35@100mA
• Dropout Voltage@current (typ): 0.13@10mA/0.25@100mA
• Pin Count: 5 +Tab
• Mounting: Surface Mount
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Limit (min): -
• Lead Free Status / Rohs Status: Compliant

APPLICATIONS INFORMATION
Table 4. Fault Conditions
PACKAGE DESCRIPTION
< V
< V
INPUT PIN
OUT
OUT
Open
Open
(Nominal)
(Nominal)
SHDN PIN
Grounded
Grounded
Open (Hi)
Open (Hi)
NOTE:
1. CONTROLLING DIMENSION: MILLIMETERS
2. DIMENSIONS ARE IN
3. DRAWING NOT TO SCALE
(.0035 – .0079)
*
6.60 ±0.10
DIMENSIONS DO NOT INCLUDE MOLD FLASH. MOLD FLASH
SHALL NOT EXCEED .152mm (.006") PER SIDE
0.09 – 0.20
0.45 ±0.05
RECOMMENDED SOLDER PAD LAYOUT
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no representa-
tion that the interconnection of its circuits as described herein will not infringe on existing patent rights.
(.169 – .177)
4.30 – 4.50**
Forced to V
Forced to V
Forced to V
Forced to V
(.020 – .030)
0.50 – 0.75
MILLIMETERS
(INCHES)
OUTPUT PIN
OUT
OUT
OUT
OUT
OBSOLETE PACKAGE
20-Lead Plastic TSSOP (4.4mm)
0.65 BSC
(Nominal)
(Nominal)
(Nominal)
(Nominal)
4.50 ±0.10
1.05 ±0.10
0.25
REF
(LTC DWG # 05-08-1650)
0° – 8°
F Package
Reverse Output Current ≈ 15μA (See Figure 3)
Input Current ≈ 1μA (See Figure 4)
Reverse Output Current ≈ 15μA (See Figure 3)
Input Current ≈ 1μA (See Figure 4)
Reverse Output Current ≈ 15μA (See Figure 3)
Reverse Output Current ≈ 15μA (See Figure 3)
LT1129/LT1129-3.3/LT1129-5
(.0256)
0.65
BSC
20 19 18 17 16 15
1
(.0075 – .0118)
0.19 – 0.30
2
TYP
3 4 5 6 7 8 9 10
(.252 – .260)
6.40 – 6.60*
14 13
12
11
(.002 – .006)
0.05 – 0.15
F20 TSSOP 0204
(.0433)
(.252)
1.10
MAX
6.40
BSC
13
112935ff