ltc3810 Linear Technology Corporation, ltc3810 Datasheet - Page 36

• Manufacturer Part Number: ltc3810
• Description: 100v Current Mode Synchronous Switching Regulator Controller
• Manufacturer: Linear Technology Corporation

LTC3810
TYPICAL APPLICATION
RELATED PARTS
PART NUMBER
LT
LTC1735
LTC1778
LT1956
LT3010
LT3430/LT3431
LT3433
LTC3703
LT3724
LT3800
LT3824
LT3844
LT3845
Burst Mode is a registered trademark of Linear Technology Corporation. No R
36
PGOOD
®
SHDN
1074HV/LT1076HV
R
470k
R
28k
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
UV1
UV2
R
1k
FB2
1000pF
100pF
C
DESCRIPTION
Monolithic 5A/2A Step-Down DC/DC Converters
Synchronous Step-Down DC/DC Controller
No R
Monolithic 1.5A, 500kHz Step-Down Regulator
50mA, 3V to 80V Linear Regulator
Monolithic 3A, 200kHz/500kHz Step-Down Regulator
Monolithic Step-Up/Step-Down DC/DC Converter
100V Synchronous DC/DC Controller
High Voltage Current Mode Switching Regulator
Controllers
High Voltage Synchronous Regulator Controller
High Voltage Step-Down Controller
High Voltage Current Mode Controller with
Programmable Operating Frequency
High Voltage Synchronous Regulator Controller with
Adjustable Operating Frequency
C
●
SS
ON
R
200k
FAX: [phone]
C
C
47pF
C2
SENSE
™ Synchronous DC/DC Controller
C
5pF
R
261k
C1
ON
15V to 100V Input Voltage to 12V/5A with Trickle Charger Start-Up
10
11
12
13
14
1
4
5
6
7
8
9
●
I
V
V
PGOOD
MODE/SYNC
I
V
PLL/LPF
SS/TRACK
SGND
SHDN
U VIN
ON
TH
ON
RNG
FB
www.linear.com
LTC3810
SGND
R
14k
FB1
SENSE
SENSE
SENSE
EXTV
INTV
BOOST
BGRTN
DRV
NDRV
is a trademark of Linear Technology Corporation.
SW
BG
TG
CC
CC
CC
+
–
28
27
26
25
21
20
19
18
17
16
15
C
0.1 μ F
CV
1 μ F
C
0.1 μ F
B
DRVCC
CC
COMMENTS
V
3.5V ≤ V
4V ≤ V
5.5V ≤ V
1.275V ≤ V
5.5V ≤ V
4V ≤ V
V
V
Onboard Bias Regulator, Burst Mode
V
Burst Mode Operation, 16-Lead TSSOP FE Package
V
V
Operation, Sync Capability, 16-Lead TSSOP FE Package
V
16-Lead TSSOP Package
IN
IN
IN
IN
IN
IN
IN
Up to 60V, TO-220 and DD Packages
Up to 100V, 9.3V to 15V Gate Drive Supply
Up to 60V, I
Up to 60V, I
Up to 60V, P-Channel Top MOSFET, I
Up to 60V, I
Up to 60V, I
BAS19
IN
IN
10 Ω
DB
IN
IN
IN
≤ 36V, Fast Transient Response, Current Mode, I
≤ 60V, 500mA Switch, Automatic Step-Up/Step-Down,
≤ 36V, 0.8V ≤ V
≤ 60V, 2.5mA Supply Current, 16-Pin SSOP
≤ 60V, 0.1Ω Saturation Switch, 16-Pin SSOP
OUT
R
100k
≤ 60V, No Protection Diode Required, 8-Lead MSOP
OUT
OUT
OUT
OUT
NDRV
C5
22 μ F
≤ 5A, 16-Lead TSSOP FE Package,
≤ 20A, Current Mode, Onboard Bias Regulator,
≤ 5A, Onboard Bias Regulator, Burst Mode
≤ 20A, Onboard Regulator, Burst Mode Operation,
OUT
M2
Si7456-
DP
M1
Si7456DP
≤ 6V, Current Mode, I
© LINEAR TECHNOLOGY CORPORATION 2007
C
68 μ F
100V
IN1
®
Operation, 200kHz Operation
D1
B1100
10 μ H
PGND
OUT
L1
3810 TA06
LT 0807 REV A • PRINTED IN USA
≤ 5A, MSOP-10 Package
PGND
C
1 μ F
100V
IN2
V
15V to 100V
OUT
IN
C
270 μ F
16V
OUT1
≤ 20A
OUT
≤ 20A
C
10 μ F
16V
V
12V
5A
OUT2
OUT
3810fa