ncp1570d ON Semiconductor, ncp1570d Datasheet - Page 2

• Manufacturer Part Number: ncp1570d
• Description: Low Voltage Synchronous Buck Controller
• Manufacturer: ON Semiconductor

1. 60 second maximum above 183°C.
*The maximum package power dissipation must be observed.
MAXIMUM RATINGS*
12 V
MAXIMUM RATINGS
Operating Junction Temperature
Storage Temperature Range
ESD Susceptibility (Human Body Model)
ESD Susceptibility (Machine Model)
Lead Temperature Soldering:
Moisture Sensitivity Level
Package Thermal Resistance, SO−8
Junction−to−Case, R
Junction−to−Ambient, R
PWRGD
Compensation Capacitor
Voltage Feedback Input
High−Side FET Driver
Low−Side FET Driver
Power Good Output
Power Good Delay
C12
0.01 μF
IC Power Input
Pin Name
Ground
V
LOGIC
R1
50 k
C13
0.1 μF
V
PWRGD
PGDELAY
COMP
θJC
CC
θJA
NCP1570
0.1 μF
C4
GATE(H)
GATE(L)
GND
V
Pin Symbol
PGDELAY
FB
GATE(H)
PWRGD
GATE(L)
COMP
GND
V
V
CC
FB
Rating
GND
Figure 1. Applications Circuit
100 pF
C6
http://onsemi.com
5.0 V
V
6.0 V
6.0 V
6.0 V
0.5 V
15 V
15 V
15 V
15 V
MAX
2
NTD4302
Q1
NTD4302
Q2
−2.0 V for 50 ns
−2.0 V for 50 ns
1.2 μH
−0.5 V
−0.5 V
−0.5 V
−0.5 V
−0.5 V
−0.5 V
−0.5 V
−0.5 V
10 k
V
L1
R5
MIN
Reflow: (Note 1)
2.0 k
R3
C1
+
33 μF/8.0 V/1.6 Arms × 4
200 mA DC
200 mA DC
450 mA DC
1.5 A Peak
1.5 A Peak
1.5 A Peak
C8
I
+
SOURCE
1.0 mA
1.0 mA
1.0 mA
10 mA
56 μF/4.0 V/1.6 Arms
SP−CAP 40 mΩ
N/A
1.2 V/10 A
+
C9
+
−65 to 150
230 peak
Value
C2
+
150
200
165
2.0
48
2
C10
+
+
450 mA DC
200 mA DC
200 mA DC
1.5 A Peak
1.5 A Peak
1.5 A Peak
C3
C11
1.0 mA
10 mA
20 mA
10 mA
I
SINK
N/A
°C/W
°C/W
Unit
1.2 V
°C
°C
kV
°C
GND
V
−