LTC3810-5 Datasheet, PDF (36/36 Pages) Linear Technology – 60V Current Mode Synchronous Switching Regulator Controller

LTC3810-5
TYPICAL APPLICATION
PGOOD
SHDN
13V to 60V Input Voltage to 12V/10A with Trickle Charger Start-Up
R_UV1
200k
R_UV2
13.3k
R_ON
263k
C_ON
100pF
C_SS
1000pF
31 _ION
LTC3810-5
BOOST
27
2
3
V_ON
V_RNG
4 _PGOOD
5 _{MODE_SYNC}
6 _ITH
7 _VFB
8 _PLL/LPF
26
TG
SW ²⁵
SENSE^{+ 24}
SENSE^{– 20}
19
BGRTN
9
SS/TRACK
33
SGND
12 _SHDN
13 _UVIN
BG ¹⁸
DRV_CC ¹⁷
INTV_CC ¹⁶
EXTV_CC
15
14
NDRV
C_C2
47pF
C_C1
R_FB2
R_C
200k
5pF
1k
SGND
R_FB1
14k
C_B
0.1μF
R_NDRV
100k
DB
BAS19
C_IN1
68μF
100V
M1
Si7850DP
V_IN
13V TO 60V
C_IN2
1μF
100V
PGND
C_DRVCC
0.1μF
C_VCC
1μF
C5
22μF
L1
10μH
M2
Si7850DP
s2
D1
B1100
PGND
C_OUT1
270μF
16V
V_OUT
12V
10A
C_OUT2
10μF
16V
38105 TA05
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Frequency Step-Down Regulator Controller
100V Current Mode Synchronous Step-Down Regulator
Controller
No R_SENSE High Voltage Synchronous Step-Down
Controller
V_IN up to 60V, TO-220 and DD Packages
3.5V ≤ V_IN ≤ 36V, 0.8V ≤ V_OUT ≤ 6V, Current Mode, I_OUT ≤ 20A
4V ≤ V_IN ≤ 36V, Fast Transient Response, Current Mode, I_OUT ≤ 20A
5.5V ≤ V_IN ≤ 60V, 2.5mA Supply Current, 16-Pin SSOP
1.275V ≤ V_OUT ≤ 60V, No Protection Diode Required, 8-Lead MSOP
5.5V ≤ V_IN ≤ 60V, 0.1Ω Saturation Switch, 16-Pin SSOP
4V ≤ V_IN ≤ 60V, 500mA Switch, Automatic Step-Up/Step-Down,
V_IN up to 100V, 9.3V to 15V Gate Drive Supply
V_IN up to 60V, I_OUT ≤ 20A, Current Mode, Onboard Bias Regulator,
Low I_Q, TSSOP-16
V_IN up to 100V, I_OUT ≤ 20A, Constant On-Time, Synchronizable, No
R_SENSE Required
V_IN up to 60V, I_OUT ≤ 20A, Current Mode, Low I_Q, External Bias
Regulator Control
LTC3824
High Voltage Step-Down Controller with 100% Duty Cycle V_IN up to 60V, I_OUT ≤ 7A, Current Mode, Low I_Q, 200kHz to 600kHz
Fixed Frequency or Synchronizable, MSOP-10
LT3844
High Voltage Non-Synchronous Programmable Frequency
Step-Down Regulator Controller
LT3845
High Voltage Synchronous Programmable Frequency
Step-Down Regulator Controller
No R_SENSE is a registered trademark of Linear Technology Corporation.
V_IN up to 60V, I_OUT ≤ 10A, Current Mode, Onboard Bias Regulator,
Low I_Q, TSSOP-16, Synchronizable
V_IN up to 60V, I_OUT ≤ 20A, Current Mode, Onboard Bias Regulator,
Low I_Q, TSSOP-16, Synchronizable
36 Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone] ^● FAX: [phone] ^● www.linear.com
38105fc
LT 0608 REV C • PRINTED IN USA
© LINEAR TECHNOLOGY CORPORATION 2007