LT3500HDD#TRPBF Linear Technology, LT3500HDD#TRPBF Datasheet - Page 2

• Manufacturer Part Number: LT3500HDD#TRPBF
• Description: IC REG STP-DWN 2A 12-DFN
• Manufacturer: Linear Technology
• Type: Step-Down (Buck)r

Specifications of LT3500HDD#TRPBF

• Topology: Step-Down (Buck) (1), Linear (LDO) (1)
• Function: Any Function
• Number Of Outputs: 2
• Frequency - Switching: 500kHz ~ 2.4MHz
• Voltage/current - Output 1: 0.8 ~ 38.9 V, 2A
• Voltage/current - Output 2: Adjustable, 13mA
• W/led Driver: No
• W/supervisor: No
• W/sequencer: No
• Voltage - Supply: 3 V ~ 36 V
• Operating Temperature: -40°C ~ 150°C
• Mounting Type: Surface Mount
• Package / Case: 12-DFN
• Current - Output: 2A
• Voltage - Output: 0.8 ~ 38.9 V
• Voltage - Input: 3 ~ 36 V
• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -

LT3500
PIN CONFIGURATION
ORDER INFORMATION
LEAD FREE FINISH
LT3500EDD#PBF
LT3500IDD#PBF
LT3500HDD#PBF
LT3500EMSE#PBF
LT3500IMSE#PBF
LT3500HMSE#PBF
Consult LTC Marketing for parts specifi ed with wider operating temperature ranges. *The temperature grade is identifi ed by a label on the shipping container.
Consult LTC Marketing for information on non-standard lead based fi nish parts.
For more information on lead free part marking, go to:
For more information on tape and reel specifi cations, go to:
ABSOLUTE MAXIMUM RATINGS
V
SW .............................................................................V
BST ................................................................ 55V/–0.3V
BST Pin Above SW ....................................................25V
LDRV, SHDN ..............................................................15V
FB, LFB, R
SS, V
2
IN
, PG, PG Operating .................................... 40V/–0.3V
C
......................................................................2.5V
T
EXPOSED PAD (PIN 13) IS GND, MUST BE SOLDERED TO PCB
/SYNC .......................................................5V
R
T
/SYNC 6
SHDN
12-LEAD (3mm × 3mm) PLASTIC DFN
V
SS
PG
V
IN
θ
C
JA
= 45°C/W, θ
TAPE AND REEL
LT3500EDD#TRPBF
LT3500IDD#TRPBF
LT3500HDD#TRPBF
LT3500EMSE#TRPBF
LT3500IMSE#TRPBF
LT3500HMSE#TRPBF
1
2
3
4
5
DD PACKAGE
TOP VIEW
13
JC(PAD)
= 10°C/W
12
11
10
9
8
7
SW
BST
LDRV
LFB
FB
PG
http://www.linear.com/leadfree/
PART MARKING*
LCRN
LCRN
LDCY
3500
3500
3500
http://www.linear.com/tapeandreel/
(Note 1)
IN
Operating Junction Temperature Range
Storage Temperature Range ................... –65°C to 150°C
LT3500EDD (Note 2) .......................... –40°C to 125°C
LT3500IDD (Note 2) ........................... –40°C to 125°C
LT3500HDD (Note 2).......................... –40°C to 150°C
LT3500EMSE (Note 2)........................ –40°C to 125°C
LT3500IMSE (Note 3) ........................ –40°C to 125°C
LT3500HMSE (Note 2) ....................... –40°C to 150°C
PACKAGE DESCRIPTION
12-Lead (3mm × 3mm) Plastic DFN
12-Lead (3mm × 3mm) Plastic DFN
12-Lead (3mm × 3mm) Plastic DFN
16-Lead Plastic MSE
16-Lead Plastic MSE
16-Lead Plastic MSE
EXPOSED PAD (PIN 17) IS GND, MUST BE SOLDERED TO PCB
R
T
/SYNC
SHDN
NC1
NC8
V
PG
SS
V
IN
θ
C
JA
1
2
3
4
5
6
7
8
= 45°C/W, θ
16-LEAD PLASTIC MSE
MSE PACKAGE
TOP VIEW
17
JC(PAD)
= 10°C/W
16
15
14
13
12
11
10
9
TEMPERATURE RANGE
–40°C to 125°C
–40°C to 125°C
–40°C to 150°C
–40°C to 125°C
–40°C to 125°C
–40°C to 150°C
NC16
SW
BST
LDRV
LFB
FB
PG
NC9
3500fc