LT1129IQ-3.3#PBF Linear Technology, LT1129IQ-3.3#PBF Datasheet - Page 15

• 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

PACKAGE DESCRIPTION
.030 ±.005
NOTE:
1. DIMENSIONS IN
2. DRAWING NOT TO SCALE
TYP
.245
MIN
RECOMMENDED SOLDER PAD LAYOUT
(6.70 – 7.30)
.264 – .287
.050 BSC
(3.30 – 3.71)
.130 – .146
(MILLIMETERS)
INCHES
(1.80)
MAX
.071
(2.30)
.0905
BSC
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.
.045 ±.005
3. THESE DIMENSIONS DO NOT INCLUDE MOLD FLASH OR PROTRUSIONS.
.160 ±.005
MOLD FLASH OR PROTRUSIONS SHALL NOT EXCEED .006" (0.15mm)
(6.30 – 6.71)
(2.90 – 3.15)
(0.60 – 0.84)
.248 – .264
.114 – .124
8-Lead Plastic Small Outline (Narrow 0.150)
.024 – .033
(4.60)
(5.791 – 6.197)
.181
BSC
.228 – .244
(LTC DWG # 05-08-1610)
3-Lead Plastic SOT-223
(LTC DWG # 05-08-1630)
8
1
S8 Package
(4.801 – 5.004)
.189 – .197
ST Package
7
2
NOTE 3
(0.84 – 1.04)
.033 – .041
6
3
(0.31)
.012
LT1129/LT1129-3.3/LT1129-5
MIN
MAX
5
4
10°
.059 MAX
10° – 16°
(3.810 – 3.988)
.150 – .157
.059 MAX
NOTE 3
RECOMMENDED SOLDER PAD LAYOUT
(0.0203 – 0.1016)
.0008 – .0040
(0.203 – 0.254)
.129 MAX
.181 MAX
.008 – .010
(1.346 – 1.752)
(0.355 – 0.483)
.053 – .069
.014 – .019
TYP
(0.254 – 0.508)
.010 – .020
.039 MAX
(0.406 – 1.270)
10° – 16°
.016 – .050
.090
BSC
.248 BSC
ST3 (SOT-233) 0502
45°
(0.25 – 0.36)
.010 – .014
(1.270)
.050
BSC
0°– 8° TYP
(0.101 – 0.254)
.004 – .010
15
SO8 0303
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