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NCP81252MNTXG Datasheet(PDF) 6 Page - ON Semiconductor

Part # NCP81252MNTXG
Description  Single-Phase Voltage Regulator
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Manufacturer  ONSEMI [ON Semiconductor]
Direct Link  http://www.onsemi.com
Logo ONSEMI - ON Semiconductor

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Table 3. ELECTRICAL CHARACTERISTICS (VIN = 12 V, VCC = VCCP = 5 V, VOUT = 1.0 V, typical values are referenced to TJ =
25
°C, Min and Max values are referenced to TJ from −40°C to 125°C. unless otherwise noted.)
Characteristics
Test Conditions
Symbol
Min
Typ
Max
Unit
SUPPLY VOLTAGE
Supply Voltage VIN Range
(Note 5)
VIN
12
V
Supply Voltage VCC Range
(Note 5)
VCC
4.75
5
5.25
V
Supply Voltage VCCP Range
(Note 5)
VCCP
4.75
5
5.25
V
SUPPLY VOLTAGE MONITOR
VIN UVLO
Falling Threshold
VINUV−
3.0
3.25
3.5
V
Hysteresis
VINHYS
650
−
mV
VCC UVLO
Falling Threshold
VCCUV−
3.8
4.08
−
V
Rising Threshold
VCCUV+
−
4.34
4.5
V
Hysteresis
VCCHYS
−
260
−
mV
SUPPLY CURRENT
VIN Quiescent Supply Current
(Power MOSFETs)
EN high, no load, PS0,1,2 Modes
EN high, no load, PS3 Mode
EN high, PS4 Mode (Note 6)
IQ
−
−
−
1.5
1.5
−
3
3
1
mA
mA
mA
VIN Shutdown Current
EN low (Note 6)
ISD
−
−
1
mA
VCC Quiescent Supply Current
(Controller)
EN high, no load, PS0,1,2 Modes
EN high, no load, PS3 Mode
EN high, PS4 Mode (Note 6)
IQCC
−
−
−
8.0
7.5
170
12
12
194
mA
mA
mA
VCC Shutdown Current
EN low (Note 6)
ISDCC
−
−
100
mA
VCCP Quiescent Supply Current
(Gate Driver)
EN high, no load, PS0,1,2 Modes
EN high, no load, PS3 Mode
EN high, PS4 Mode
IQCCP
−
−
−
0.7
0.7
−
1.25
1.25
2
mA
mA
mA
VCCP Shutdown Current
EN low
ISDCCP
−
−
2
mA
OUTPUT VOLTAGE
Output Voltage Range
(Note 5)
VOUT
0
−
2.3
V
REGULATION ACCURACY
System Voltage Accuracy
0.25 V < DAC < 0.8 V
0.8 V < DAC < 1.0 V
1.0 V < DAC < 1.52 V
−8
−10
−0.9
+8
+10
+0.9
mV
mV
%
DVID
Fast Slew Rate
Default
FSR
14
mV/
ms
Soft Start Slew Rate
SSSR
FSR/4
mV/
ms
Slow Slew Rate
SSR
FSR/2
FSR/4
(default)
FSR/8
FSR/16
mV/
ms
DIFFERENTIAL VOLTAGE−SENSE AMPLIFIER
DC Gain
VSP−VSN = 0.5 V to 2.3 V
GAIN_DVA
1.0
V/V
−3 dB Gain Bandwidth
CL = 20 pF to GND, RL = 10 k
W to
GND (Note 5)
BW_DVA
10
MHz
VSP Input Voltage Range
(Note 5)
VSP
−0.3
−
3.0
V
VSN Input Voltage Range
(Note 5)
VSN
−0.3
−
0.3
V
Input Bias Current
VSP,CSREF = 1.3 V
IVSP
IVSN
−15
−100
15
100
mA
nA
5. Guaranteed by design, not tested in production.
6. TJ = 25°C.


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