sc1405d Semtech Corporation, sc1405d Datasheet - Page 5

• Manufacturer Part Number: sc1405d
• Description: Sc1405d High-speed Synchronous Power Mosfet Smart Driver
• Manufacturer: Semtech Corporation

POWER MANAGEMENT
Application Circuit - TSSOP-14
Timing Diagram
2005 Semtech Corp.
<<< Output Feedback to PWM
<<
>>
<<
(20KHz-1MHz)
Controller
DSPS_DR
INPUT POWER
P_READY
PWM IN
10uF,6.3V
+
+5V
47pF
.1uF
8
3
7
2
4
6
1
5
Vcc
GND
PRDY
EN
CO
DELAY _C
OVP_S
S_MOD
1N5819
D1
SC1405D
DSPS_DR
PGND
DRN
BST
BG
TG
14
13
12
9
11
10
5
Ov er-Voltage Sense
+
.22uF
2.2
2.2
+
+
MTB75N03
75A,30V
MTB75N03
75A,30V
SC1405D
www.semtech.com
+
+
+