LTC3856EFE#PBF Linear Technology, LTC3856EFE#PBF Datasheet - Page 37

• Manufacturer Part Number: LTC3856EFE#PBF
• Description: IC DCDC SWITCH
• Manufacturer: Linear Technology
• Type: Step-Down (Buck)r

Specifications of LTC3856EFE#PBF

• Internal Switch(s): No
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 0.6 ~ 5 V
• Frequency - Switching: 250kHz ~ 770kHz
• Voltage - Input: 4.5 ~ 38 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 38-TSSOP Exposed Pad, 38-eTSSOP, 38-HTSSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Output: -
• Power - Output: -

Typical applicaTion
S
20k
PGOOD
100pF
1nF
100k, 1%
100k
S
30.1k
0.1µF
INTV
S
S
CC
5.6k
ITEMP
ISET
ILIM
CLKOUT
PLLIN
FREQ
RUN
TK/SS
I
V
AVP
PHASMD
DIFFP
DIFFN
DIFFOUT
EXTV
MODE
PGOOD
TH
FB
CC
2.2
PGND
LTC3856
V
V
S
IN
IN
0.1µF
SGND
SENSE2
SENSE2
SENSE1
SENSE1
BOOST2
BOOST1
INTV
SW2
SW1
Figure 18. 1.5V/50A Converter Using Sense Resistors
BG2
BG1
TG2
TG1
CC
+
–
–
+
INTV
100
100
CC
1nF
4.7µF
1nF
RJK0305DPB
D2, CMDSH-3
100
100
0.1µF
D1, CMDSH-3
INTV
0.1µF
Q3
RJK0330DPB
RJK0330DPB
Q1
RJK0305DPB
CC
INTV
RJK0305DPB
CC
Q4
Q2
RJK0305DPB
Q5
Q7
V
V
IN
IN
Q6
RJK0330DPB
Q8
RJK0330DPB
22µF
22µF
0.22µH
0.22µH
22µF
22µF
L1
L2
0.001
0.001
10
3856 F18
S
10
100µF
6.3V
4
LTC3856
+
+
V
IN
180µF
16V
330µF
2.5V
2
4

4.7µF
6.3V
V
4.5V
TO 14V
V
1.5V/
50A
GND
IN
OUT
3856f