LD1117DTTR STMicroelectronics, LD1117DTTR Datasheet - Page 4
![IC REG LDO POS 800MA ADJ D-PAK](/photos/5/30/53090/497-dpak_to-252_sml.jpg)
LD1117DTTR
Manufacturer Part Number
LD1117DTTR
Description
IC REG LDO POS 800MA ADJ D-PAK
Manufacturer
STMicroelectronics
Datasheet
1.LD1117S33CTR.pdf
(42 pages)
Specifications of LD1117DTTR
Regulator Topology
Positive Adjustable
Voltage - Output
1.25 ~ 15 V
Voltage - Input
Up to 15V
Voltage - Dropout (typical)
1.1V @ 800mA
Number Of Regulators
1
Current - Output
950mA
Operating Temperature
0°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
TO-252-2, DPak (2 Leads + Tab), TO-252AA, SC-63
Number Of Outputs
1
Polarity
Positive
Input Voltage Max
15 V
Output Voltage
1.25 V to 15 V
Output Type
Adjustable
Dropout Voltage (max)
1.1 V
Output Current
950 mA
Line Regulation
0.2 %
Load Regulation
0.4 %
Voltage Regulation Accuracy
1 %
Maximum Power Dissipation
12 W
Maximum Operating Temperature
+ 150 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
0 C
Reference Voltage
1.262 V
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Current - Limit (min)
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
497-1239-2
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
LD1117DTTR
Manufacturer:
STMicroelectronics
Quantity:
69 572
Part Number:
LD1117DTTR
Manufacturer:
ST
Quantity:
20 000
Company:
Part Number:
LD1117DTTR-TR
Manufacturer:
STM
Quantity:
1 668
List of figures
List of figures
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Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Pin connections (top view) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Application circuit (for 1.2 V) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Application circuit (for other fixed output voltages) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Negative supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Active terminator for SCSI-2 bus . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Circuit for increasing output voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Voltage regulator with reference . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Battery backed-up regulated supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Post-regulated dual supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Adjustable output voltage application . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Adjustable output voltage application with improved ripple rejection . . . . . . . . . . . . . . . . . 25
Drawing dimension TO-220 (type STD-ST Dual Gauge) . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Drawing dimension TO-220 (type STD-ST Single Gauge) . . . . . . . . . . . . . . . . . . . . . . . . . 28
Drawing dimension tube for TO-220 Dual Gauge (mm.) . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Drawing dimension tube for TO-220 Single Gauge (mm.) . . . . . . . . . . . . . . . . . . . . . . . . . 29
Drawing dimension DPAK (type STD-ST) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Drawing dimension DPAK (type Fujitsu-subcon.) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Drawing dimension DPAK (type IDS-subcon.) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
DPAK footprint recommended data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Doc ID 2572 Rev 29
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