LTC3411EMS#TRPBF Linear Technology, LTC3411EMS#TRPBF Datasheet - Page 18

• Manufacturer Part Number: LTC3411EMS#TRPBF
• Description: IC CONV DC/DC SYNC STPDWN 10MSOP
• Manufacturer: Linear Technology
• Type: Step-Down (Buck)r

Specifications of LTC3411EMS#TRPBF

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 0.8 ~ 5 V
• Current - Output: 1.25A
• Frequency - Switching: 1MHz
• Voltage - Input: 2.63 ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 10-MSOP, Micro10™, 10-uMAX, 10-uSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -

LTC3411
TYPICAL APPLICATIONS
18
2.63V TO
5.5V
V
IN
FC
NOTE: IN DROPOUT, THE OUTPUT TRACKS THE INPUT VOLTAGE
C1, C2: TAIYO YUDEN JMK325BJ226MM
L1: TOKO A914BYW-2R2M (D52LC SERIES)
SGND
PS
BM
22μF
RS2
C1
1M
Figure 7. General Purpose Buck Regulator Using Ceramic Capacitors
PGND
RS1
1M
13k
R3
SGND
C3
1000pF
SV
SYNC/MODE
I
TH
IN
100
SGND
95
90
85
80
75
70
65
60
1
LTC3411
OPERATION (BM)
PV
PULSE SKIP
(PS)
IN
Burst Mode
Effi ciency vs Load Current
PGND
GND
SHDN/R
PGOOD
10
LOAD CURRENT (mA)
SW
V
FB
T
SGND
FORCED
CONTINUOUS (FC)
100
R5
100k
R4
324k
PGOOD
3.3V
R1A
280k
1000
V
V
f
O
IN
OUT
= 1MHz
= 3.3V
2.5V
= 2.5V
3411 F07b
R1B
412k
10000
1.8V
R1C
698k
R2 887K
C4 22pF
2.2μH
L1
PGND
3411 F07a
C2
22μF
V
1.8V/2.5V/3.3V
AT 1.25A
OUT
3411fb