ncp1596 ON Semiconductor, ncp1596 Datasheet - Page 3
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ncp1596
Manufacturer Part Number
ncp1596
Description
1.5 A, 1.5 Mhz Current Mode Pwm Buck Down Converter
Manufacturer
ON Semiconductor
Datasheet
1.NCP1596.pdf
(12 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ncp1596AMNTWG
Manufacturer:
ON Semiconductor
Quantity:
1 750
5. Values are design guaranteed.
ELECTRICAL CHARACTERISTICS
(V
FEEDBACK VOLTAGE
THERMAL SHUTDOWN
PWM SMPS MODE
ENABLE − NCP1596A
EFFICIENCY
TOTAL DEVICE
Operating Voltage
Under Voltage Lockout Threshold
Under Voltage Lockout hysteresis
PFET Leakage Current (Pins 5, 4)
T
T
FB Input Threshold (T
FB Input Current
Thermal Shutdown Threshold (Note 5)
Hysteresis
Switching Frequency (T
Internal PFET ON−Resitance (I
Minimum Duty Cycle
Maximum Duty Cycle
Soft−Start Time (V
Main PFET Switch Current Limit (Note 5)
Enable Threshold High (NCP1596A Only)
Enable Threshold Low
Enable bias current (EN = 0 V)
Output Load Current 10 mA @ 1.2 V (Note 5)
Output Load Current 100 mA to 1.2 A @ 1.2 V (Note 5)
Quiescent Current Into V
Quiescent Current Into V
Shutdown Quiescent Current into V
(EN = 0, V
A
A
IN
= 25°C
= −40°C to 85°C
= 5.0 V, V
IN
= 5 V, V
OUT
IN
= 1.2 V, T
= 5.0 V, V
FB
A
= −40°C to 85°C)
A
= 1.0 V, T
CCP
CC
= −40°C to 85°C)
A
(V
(V
= 25°C for typical value, −40°C ≤ T
IN
o
Characteristic
LX
IN
= 1.2 V, I
= 5 V, V
A
= 100 mA, V
= 5 V, V
= 25°C)
CC
and V
FB
LOAD
FB
= 1.0 V, T
CCP
= 1.0 V, T
IN
= 0 mA, T
= 5.0 V, T
(NCP1596A Only)
A
A
= 25°C)
= 25°C)
A
http://onsemi.com
= 25°C)
A
= 25°C) (Note 5)
A
≤ 85°C for min/max values unless otherwise noted)
3
V
R
Symbol
UVLO_HYS
T
I
I
V
T
DS(on)_P
V
LEAK−P
V
D
CC_SD
F
SDHYS
D
I
V
SHDN
T
UVLO
I
EN_H
V
EN_L
I
CCP
I
I
OSC
LIM
MAX
CC
FB
MIN
EN
SS
h
h
FB
IN
0.788
1.27
Min
4.0
3.2
0.8
2.0
1.8
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
0.800
Typ
180
160
100
500
500
3.5
1.0
1.5
0.2
1.0
2.5
1.0
10
30
50
70
10
−
−
0
−
−
0.812
1.725
Max
TBD
100
5.5
3.8
0.3
1.2
0.4
3.0
10
15
−
−
−
−
−
−
−
−
−
−
−
Ohm
MHz
Unit
mV
nA
ms
nA
mA
°C
°C
mA
mA
mA
%
%
%
%
V
V
V
A
V
V