LT1129IQ-3.3#PBF Linear Technology, LT1129IQ-3.3#PBF Datasheet - Page 14
LT1129IQ-3.3#PBF
Manufacturer Part Number
LT1129IQ-3.3#PBF
Description
IC LDO REG W/SHTDWN 3.3V DDPAK-5
Manufacturer
Linear Technology
Datasheet
1.LT1129CTPBF.pdf
(16 pages)
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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
PACKAGE DESCRIPTION
LT1129/LT1129-3.3/LT1129-5
14
(1.524)
.060
HATCHED AREA IS SOLDER PLATED
BOTTOM VIEW OF DD PAK
COPPER HEAT SINK
(6.502)
(7.620)
.256
.300
(1.905)
(1.524)
.075
.060
RECOMMENDED SOLDER PAD LAYOUT
NOTE:
1. DIMENSIONS IN INCH/(MILLIMETER)
2. DRAWING NOT TO SCALE
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.
(4.648)
.183
.067
.420
(1.524)
.060
TYP
(8.382 – 9.398)
(
3.632
.330 – .370
.143
+0.305
–0.508
+.012
–.020
5-Lead Plastic DD Pak
(LTC DWG # 05-08-1461)
)
.042
.090
.350
Q Package
.565
(0.711 – 0.965)
.028 – .038
TYP
.080
(9.906 – 10.541)
FOR THICKER SOLDER PASTE APPLICATIONS
.205
.390 – .415
.320
(1.702)
RECOMMENDED SOLDER PAD LAYOUT
.067
BSC
15° TYP
.067
.420
.276
(4.191 – 4.572)
.165 – .180
(0.330 – 0.584)
.013 – .023
(1.499)
.059
TYP
.042
.090
.325
.565
(1.143 – 1.397)
(
0.102
.045 – .055
(2.413 – 2.921)
.004
(1.270 ± 0.305)
.095 – .115
.050 ± .012
+0.203
–0.102
+.008
–.004
Q(DD5) 0502
)
112935ff