NCP5369
Table 1. PIN FUNCTION DESCRIPTION
Pin No.
1
2
3, 8
4
5, 37, FLAG 41
6
7
9 ? 14, FLAG 42
15, 29 ? 35,
FLAG 43
16 ? 28
36
38
39
40
Pin Name
ZCD_EN#
VCIN
NC
BOOT
CGND
GH
PHASE
VIN
VSWH
PGND
GL
THWN
DISB#
PWM
Description
Enable Zero Current Detection
Control Input Voltage
No Connect
Bootstrap Voltage
Control Signal Ground
High Side FET Gate Access
Provides a return path for the high side driver of the internal IC. Place a high frequency ceram-
ic capacitor of 0.1 uF to 1.0 uF from this pin to BOOT pin.
Input Voltage
Switch Node Output
Power Ground
Low Side FET Gate Access
Thermal Warning
Output Disable Pin
PWM Drive Logic
Table 2. ABSOLUTE MAXIMUM RATINGS
Symbol
VCIN
VIN
BOOT
VSWH
ZCD_EN#
PWM
DISB#
THWN
T J
T S
R q JPCB
R q JPCB
MSL
Pin Name / Rating
Control Input Voltage
Power Input Voltage
Bootstrap Voltage
Switch Node Output
Zero Current Detection
PWM Drive Logic
Output Disable
Thermal Warning
Junction Temperature
Storage Temperature
Thermal Resistance, High ? Side FET
Thermal Resistance, Low ? Side FET
Moisture Sensitivity Level
Min
? 0.3
? 0.3
? 0.3 V wrt/VSWH
? 5 V
? 10 V < 200 ns
? 0.3
? 0.3
? 0.3
? 0.3
Max
7
30
35 V wrt/PGND
40 V < 50 ns wrt/PGND
7 V wrt/VSWH
35 V
40 V < 50 ns
6.5
6.5
6.5
6.5
? 55 to 150
? 55 to 150
13
5
3
Unit
V
V
V
V
V
V
V
V
° C
° C
° C/W
° C/W
Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the
Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect
device reliability.
Table 3. OPERATING RANGES
Control Input Voltage
Input Voltage
Rating
Symbol
VCIN
VIN
Min
4.5
4.5
Typ
5
12
Max
5.5
25
Unit
V
V
http://onsemi.com
3
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