NCP1575D ON Semiconductor, NCP1575D Datasheet - Page 3

• Manufacturer Part Number: NCP1575D
• Description: IC CTLR SYNCH BUCK LV 8-SOIC
• Manufacturer: ON Semiconductor
• Type: Step-Down (Buck)r

Specifications of NCP1575D

• Internal Switch(s): No
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: Adj to 0.98V
• Frequency - Switching: 200kHz, programmable
• Voltage - Input: 9 ~ 20 V
• Operating Temperature: 0°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Current - Output: -
• Power - Output: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

12 V
D1
5.6 V Zener
BZX84C5V6
R1
15
Option
C4
205
open
R3
Figure 3. 12 V Only Applications Diagram, 12 V to 2.5 V Conversion at 6 A
R7
15
D2
BAV99LT1
C11
0.1 mF
1.0 mH
L1
U1
V
R
NC
COMP
CC
OSC
NCP1575
GATE(H)
GATE(L)
+
C1
1000 mF/16 V
GND
V
FB
3.3 k
http://onsemi.com
R5
NCP1575
3
0.98 V
+
C9
10000 pF
C2
1000 mF/16 V
0.033 mF
4700 pF
C3*
5.1 k
C10
R6
Q1
NTD30N02
Q4
NTD30N02
*C3 value is dependent on MOSFET
gate drive current. Incorrect values
may cause poor V
excessive power dissipation in D1.
2.4 mH
1000 mF
L2
C5
CC
+
1000 mF
regulation or
C6
+
104
C8
2.5 V/
6.0 A