LTC3865EFE#PBF Linear Technology, LTC3865EFE#PBF Datasheet - Page 11

• Manufacturer Part Number: LTC3865EFE#PBF
• Description: IC BUCK SYNC ADJ DUAL 38TSSOP
• Manufacturer: Linear Technology
• Type: Step-Down (Buck)r

Specifications of LTC3865EFE#PBF

• Internal Switch(s): No
• Synchronous Rectifier: Yes
• Number Of Outputs: 2
• Voltage - Output: 0.6 ~ 5 V
• Frequency - Switching: 250kHz ~ 770kHz
• Voltage - Input: 4.5 ~ 38 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 38-TSSOP Exposed Pad, 38-eTSSOP, 38-HTSSOP
• Primary Input Voltage: 15V
• No. Of Outputs: 2
• Output Voltage: 5V
• Output Current: 25A
• No. Of Pins: 38
• Operating Temperature Range: -40°C To +85°C
• Msl: MSL 1 - Unlimited
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Output: -
• Power - Output: -

FUNCTIONAL DIAGRAM
FREQ/FREQ
I
0.6V
REF
LIM
V
IN
7.5μA
PLL-SYNC
0.5V
AND
LPF
–
SLEEP
I
51k
THB
1
+
I
CMP
MODE/PLLIN
MODE/SYNC
DETECT
+
–
OSC
INTV
CC
+
EA
3k
+
–
RESISTIVE DIVIDERS
SLOPE COMPENSATION
VID1
INPUT VID LOGIC
SLOPE RECOVERY
ACTIVE CLAMP
S
R
–
+
AND
UVLO
Q
I
REV
I
VID2
TH
0.5V
–
R
–
C
SS
C
C1
F
+
0.6V
+
EXTV
–
1.22V
–
CC
RUN
RUN
F
4.7V
FCNT
+
RUN
+
ON
OV
THROUGH
SWITCH
BURSTEN
SHOOT
LOGIC
ANTI-
AND
REG
TK/SS
5V
1.3 μ A
C
SS
UV
OV
LTC3865/LTC3865-1
+
–
+
–
0.54V
3865 FBD
V
0.66V
FB
V
SENSE
SENSE
PGOOD
BOOST
INTV
C
PGND
OSENSE
SGND
V
SW
BG
VCC
TG
1 μ A
IN
CC
+
–
C
D
B
B
+
C
IN
M1
M2
V
L1
IN
INTV
11
CC
+
V
3865fb
OUT
C
OUT