ncp1582 ON Semiconductor, ncp1582 Datasheet - Page 4

• Manufacturer Part Number: ncp1582
• Description: Low Voltage Synchronous Buck Controller
• Manufacturer: ON Semiconductor

2. Specifications to −40°C are guaranteed via correlation using standard quality control (SQC), not tested in production.
ELECTRICAL CHARACTERISTICS
C
Supply Current
Under Voltage Lockout
Switching Regulator
Error Amplifier (GM)
Soft−Start
Current Limit
Gate Drivers
Input Voltage Range
Boost Voltage Range
Quiescent Supply Current
Boost Quiescent Current
UVLO Threshold
UVLO Hysteresis
VFB Feedback Voltage,
Control Loop in Regulation
Oscillator Frequency (NCP1582,
NCP1582A)
Oscillator Frequency (NCP1583)
Ramp−Amplitude Voltage
Minimum Duty Cycle
Maximum Duty Cycle
Minimum Pulse Width
Blanking Time
BG Minimum On Time
Transconductance
Open Loop DC Gain
Output Source Current
Output Sink Current
Input Offset Voltage
Input Bias Current
Unity Gain Bandwidth
SS Source Current
Switch Over Threshold
Trip Voltage (NCP1582, NCP1583)
Trip Voltage (NCP1582A)
Upper Gate Source
Upper Gate Sink
Lower Gate Source
Lower Gate Sink
PHASE Falling to BG Rising Delay
BG Falling to TG Rising Delay
Enable Threshold
TG
= C
BG
= 1.0 nF(REF:NTD30N02), for min/max values unless otherwise noted.)
Characteristic
(0_C < T
V
CC
V
NCP1582, NCP1582A, NCP1583
CC
= 12 V, PHASE < 2.0 V, BG > 2.0 V
= 12 V, BG < 2.0 V, TG > 2.0 V
V
V
Vugate wrt Phase = 1.0 V
Vlgate wrt GND = 1.0 V
A
FB
FB
< 70_C, −40_C < T
Vphase to ground
Vphase to ground
= 1.0 V, No Switching
= 1.0 V, No Switching
V
Static Operating
T
T
T
CC
V
−40 to 125°C
−40 to 125°C
−40 to 125°C
Conditions
A
A
A
V
V
V
Vgs = 6.0 V
Vgs = 6.0 V
CC
http://onsemi.com
FB
FB
FB
= 0 to 70°C
= 0 to 70°C
= 0 to 70°C
Rising Edge
= 13.2 V
= 0.8 V
> 0.8 V
< 0.8 V
⎯
⎯
⎯
4
J
< 125_C (Note 2), 4.5 V < V
0.788
3.85
−2.0
Min
300
275
100
4.5
4.5
5.0
70
55
80
80
−
−
−
−
−
−
−
−
−
CC
~500
−350
−450
Typ
140
350
350
300
300
120
120
100
1.0
4.2
0.5
0.8
0.8
1.1
0.1
4.0
0.7
2.4
0.7
2.2
0.4
75
50
70
10
30
30
0
0
< 13.2 V, 4.5 V < BST < 26.5 V,
0.812
Max
13.2
26.5
1.75
400
325
150
5.0
2.0
1.0
80
15
90
60
−
−
−
−
% of Vref
mmho
Unit
Mhz
kHz
kHz
mA
mV
mV
mV
DB
mA
mA
mA
mA
mA
ns
ns
ns
ns
ns
%
%
W
W
V
V
V
V
V
V
A
A
V