LT1947EMSE#TRPBF Linear Technology, LT1947EMSE#TRPBF Datasheet - Page 2

• Manufacturer Part Number: LT1947EMSE#TRPBF
• Description: IC REG TFT-LCD ADJ 10-MSOP
• Manufacturer: Linear Technology

Specifications of LT1947EMSE#TRPBF

• Applications: Converter, TFT, LCD
• Voltage - Input: 2.7 ~ 8 V
• Number Of Outputs: 3
• Voltage - Output: Adjustable up to 30V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 10-MSOP Exposed Pad, 10-HMSOP, 10-eMSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ABSOLUTE AXI U RATI GS
PACKAGE/ORDER I FOR ATIO
ELECTRICAL CHARACTERISTICS
LT1947
(Note 1)
V
C
SW1, SW2 Voltage .................................................. 36V
V
Consult LTC Marketing for parts specified with wider operating temperature ranges.
temperature range, otherwise specifications are at T
SYMBOL
Input Voltage Range
Supply Current
FB1 Voltage
FB2 Voltage
Reference Line Regulation
2
Order Options Tape and Reel: Add #TR, Lead Free: Add #PBF, Lead Free Tape and Reel: Add #TRPBF
Lead Free Part Marking:
IN
T
ON
Voltage.................................................................. 6V
SW1
GND
Voltage ................................................................ 8V
FB1
FB2
, V
C
EXPOSED PAD (PIN 11) IS GND
MUST BE SOLDERED TO PCB
T
T
O2
10-LEAD PLASTIC MSOP
JMAX
1
2
3
4
5
Voltage ..................................................... 30V
MSE PACKAGE
= 125°C, θ
TOP VIEW
11
JA
= 40°C/W
W
http://www.linear.com/leadfree/
10
9
8
7
6
V
V
SHDN
SW2
V
ON
02
IN
W W
U
CONDITIONS
SHDN = 2.4V
SHDN = 0V
V
IN
MSE PART MARKING
= 2.7V to 8V
ORDER PART
LT1947EMSE
W
NUMBER
LTBQW
U
A
= 25°C. V
The
U
●
IN
denotes the specifications which apply over the full operating
= 3.3V, V
FB1, FB2 .................................................................... 3V
SHDN......................................................................... 8V
Operating Temperature Range (Note 2) .. – 40°C to 85°C
Lead Temperature (Soldering, 10 sec).................. 300°C
SW1
GND
FB1
FB2
C
T
SHDN
10-LEAD PLASTIC MSOP
T
1
2
3
4
5
JMAX
MS PACKAGE
= 125°C, θ
= 3.3V unless otherwise specified.
TOP VIEW
JA
= 120°C/W
10
9
8
7
6
V
V
SHDN
SW2
V
ON
O2
IN
●
●
1.240
1.225
1.225
1.210
MIN
2.7
MS PART MARKING
1.26
1.26
0.01
TYP
ORDER PART
9.5
LT1947EMS
NUMBER
LTUE
1.280
1.295
1.295
1.310
MAX
12.5
0.05
8
1
UNITS
1947fa
%/V
mA
µA
V
V
V
V
V