SULR1221 Datasheet, PDF (4/17 Pages) Sangdest Microelectronic (Nanjing) Co., Ltd – Ultra LDO 2A Linear Regulator With Adjustable & Bypass Pin

Technical Data
Data Sheet N1579, Rev. -
SULR1221
Ultra LDO 2A Linear Regulator With Adjustable & Bypass Pin
Ordering Information (Continued)
SULR1221H-XXXXX
PACKING TYPE
TB: TUBE
TR: TAPING & REEL
PACKAGING TYPE
M: SOP-8
OUTPUT VOLTAGE
18: 1.8V
25: 2.5V
33: 3.3V
50: 5.0V
(Of a unit of 0.1V within
0.8~5.5V, additional voltage
versions are available on
demand)
PIN CONFIGURATION
SOP-8 Exposed Pad (Heat Sink)
TOP VIEW
———
1: EN / E N
2: VIN
3: VOUT
4: ADJ
5: GND (TAB)
6: BP
7: GND (TAB)
8: GND (TAB)
ENABLE TYPE
L: Chip Enable Low
H: Chip Enable High
Absolute Maximum Ratings:
Input Voltage ………..................………………………………………………………………………….7V
EN Pin Voltage ……………………………...............…………………………………………………….7V
Noise Bypass Terminal Voltage ………………………………………………………………………..7V
Operating Temperature Range ...………………………………………………………… –40°C to 85°C
Maximum Junction Temperature …………………………………………………………………..150°C
Storage Temperature Range ……………………………………………………………..–65°C ~ 150°C
Lead Temperature (Soldering) 10 sec. ……………………………………………………………260°C
Thermal Resistance Junction to Case TO-252 …………………………………………….……8°C/W
SOT-223………………………………………………..15°C/W
SOP-8 (Exposed Pad*)......................................... 15ºC /W
Thermal Resistance Junction to Ambient
(Assume no ambient airflow, no heatsink) SOT-223……………………..…………………130°C/W
TO-252 …………………………………..…….100°C/W
(Assume no ambient airflow)
SOP-8 (Exposed Pad*)………………….…..60ºC /W
Absolute Maximum Ratings are those values beyond which the life of a device may be impaired.
* The package is placed on a two layers PCB with 2 ounces copper and 2 square inch, connected by 8 vias
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