LTC3829EFE#PBF Linear Technology, LTC3829EFE#PBF Datasheet - Page 2

• Manufacturer Part Number: LTC3829EFE#PBF
• Description: IC BUCK SYNC ADJ 38TSSOP
• Manufacturer: Linear Technology
• Type: Step-Down (Buck)r

Specifications of LTC3829EFE#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: -

absoluTe MaxiMuM raTings
LTC3829
Input Supply Voltage (V
Topside Driver Voltages (BOOSTn) ............ 46V to –0.3V
Switch Voltage (SWn) ................................... 40V to –5V
Boosted Driver Voltage (BOOSTn – SWn) .... 6V to –0.3V
INTV
ITEMP , IFAST, V
TK/SS, FREQ, DIFFP , DIFFN, DIFFOUT, ISET
AVP , I
pin conFiguraTion

CC
LIM
, PGOOD, RUN, EXTV
EXPOSED PAD (PIN 39) IS SGND/PGND, MUST BE SOLDERED TO PCB
, MODE, PLLIN Voltages .......... INTV
SENSE1
SENSE1
SENSE2
SENSE2
SENSE3
SENSE3
TK/SS
DIFFN
DIFFP
FREQ
RUN
AVP
+
–
+
–
+
–
FB
10
11
12
1
2
3
4
5
6
7
8
9
38-LEAD (5mm 7mm) PLASTIC QFN
Pin Voltages .............. INTV
38 37 36 35 34 33 32
13 14 15 16
T
JMAX
IN
UHF PACKAGE
= 125°C, θ
TOP VIEW
) ......................... 40V to –0.3V
39
CC
17 18 19
JA
.................... 6V to –0.3V
= 34°C/W
31
30
29
28
27
26
25
24
23
22
21
20
SW1
BG1
BG2
SW2
TG2
BOOST2
V
INTV
EXTV
BG3
SW3
TG3
IN
CC
CC
CC
CC
to –0.3V
to –0.3V
(Note 1)
I
SENSE
Operating Junction Temperature Range
(Notes 2, 3) ............................................ –45°C to 125°C
Storage Temperature Range ................... –65°C to 125°C
Lead Temperature (Soldering, 10 sec) (FE) ........... 300°C
TH
Voltage ............................................ INTV
EXPOSED PAD (PIN 39) IS SGND/PGND, MUST BE SOLDERED TO PCB
+
n, SENSE
SENSE1
SENSE1
SENSE2
SENSE2
SENSE3
SENSE3
DIFFOUT
PGOOD
ITEMP
TK/SS
DIFFN
DIFFP
FREQ
RUN
ISET
AVP
I
V
LIM
I
TH
FB
–
+
–
+
–
+
–
n ................................... 5.7V to –0.3V
T
38-LEAD PLASTIC TSSOP
JMAX
10
11
12
13
14
15
16
17
18
19
1
2
3
4
5
6
7
8
9
= 125°C, θ
FE PACKAGE
TOP VIEW
39
JA
= 25°C/W
38
27
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
IFAST
MODE
CLKOUT
BOOST1
TG1
SW1
BG1
BG2
SW2
TG2
BOOST2
V
INTV
EXTV
BG3
SW3
TG3
BOOST3
PLLIN
IN
CC
CC
CC
to –0.3V
3829f