LT1129IST-3.3#TRPBF Linear Technology, LT1129IST-3.3#TRPBF Datasheet - Page 14
![IC LDO REG W/SD 3.3V SOT223-3](/photos/7/35/73514/sot-223-3_05-08-1630_sml.jpg)
LT1129IST-3.3#TRPBF
Manufacturer Part Number
LT1129IST-3.3#TRPBF
Description
IC LDO REG W/SD 3.3V SOT223-3
Manufacturer
Linear Technology
Datasheet
1.LT1129CTPBF.pdf
(16 pages)
Specifications of LT1129IST-3.3#TRPBF
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
SOT-223 (3 leads + Tab), SC-73, TO-261
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Current - Limit (min)
-
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
)
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