ncp1593 ON Semiconductor, ncp1593 Datasheet - Page 3

• Manufacturer Part Number: ncp1593
• Description: 1 Mhz, 3 A Synchronous Buck Regulator
• Manufacturer: ON Semiconductor

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.
1. The maximum package power dissipation limit must not be exceeded.
2. R
ABSOLUTE MAXIMUM RATINGS
Power Supply Pin (PinS 8, 9, 10) to GND
LX to GND
All other pins
Operating Ambient Temperature Range (Note 1)
Operating Junction Temperature Range (Note 1)
Maximum Junction Temperature
Storage Temperature Range
Thermal Resistance Junction−to−Air (Note 2)
P
D
qJA
+
measured on approximately 1x1 inch sq. of 1 oz. Copper FR−4 or G−10 board.
T
J(max)
R
qJA
* T
A
Rating
2.7 V − 5.5 V
V
in
22 mF
Figure 2. Typical Application Circuit
9,10
APPLICATION CIRCUIT
8
5
4
7
http://onsemi.com
VCCP
VCCA
EN
PG
SS
Symbol
T
3
J(MAX)
R
V
T
T
T
qJA
in
A
S
J
AGND
PGND
FB
LX
LX
EP
2
3
6
1
2.2 mH
V
−1.0 (t < 100 ns)
in
−5.0 (t < 100 ns)
−1.0 (t < 100 ns)
R1
R2
+ 1.0 (t < 20 ns)
−40 to +125
−55 to +150
−40 to +85
−0.3 (DC)
−0.7 (DC)
−0.3 (DC)
V
Value
in
+150
68.5
6.5
6.0
+ 0.7
22 mF
22 mF
V
out
°C/W
Unit
°C
°C
°C
°C
V
V
V