ncp5203 ON Semiconductor, ncp5203 Datasheet - Page 5

• Manufacturer Part Number: ncp5203
• Description: 2-in-1 Ddr Power Controller
• Manufacturer: ON Semiconductor

ELECTRICAL CHARACTERISTICS
Supply Voltage
Supply Current
Undervoltage Monitor
5VDUAL UVLO Lower Threshold
5VDUAL UVLO Hysteresis
Thermal Shutdown
VDDQ Switching Regulator
Error Amplifier
Gate Drivers
2. Guaranteed by design, not tested in production.
5VDUAL Operating Voltage
BST Operating Voltage
Quiescent Supply Current (5VDUAL)
Shutdown Current
Thermal Trip Point
FBDDQ Feedback Voltage,
Control Loop in Regulation
Feedback Input Current
Oscillator Frequency in S0 Mode
Oscillator Frequency in S3 Mode
Ramp−Amplitude Voltage
OCDDQ Pin Current Sink
OCDDQ Pin Current Sink Temperature Coefficient
Minimum Duty Cycle
Maximum Duty Cycle
Soft−start Current
Overvoltage Trip Threshold
Undervoltage Trip Threshold
DC Gain
Unity Gain Bandwidth
Slew Rate
TGDDQ Gate Pull−HIGH Resistance
TGDDQ Gate Pull−LOW Resistance
BGDDQ Gate Pull−HIGH Resistance
BGDDQ Gate Pull−LOW Resistance
Characteristic
(5VDUAL = 5.0 V, T
Falling Edge
−
−
−
−
VDDQEN = 0 V, VTTEN = 0 V
(Note 2)
T
T
VFBDDQ = 1.25 V
VDDQEN = VTTEN = 5 V
VDDQEN = 5 V, VTTEN = 0 V
At Max Duty Cycle
VOCDDQ = 4.0 V, T
(Note 2)
−
−
DDQEN = 5.0 V; V
With respect to Error Comparator Threshold
With respect to Error Comparator Threshold
(Note 2)
COMP_GND = 220 nF, 1.0 W in series
(Note 2)
COMP_GND = 10 pF (Note 2)
I
I
I
I
OUT
OUT
OUT
OUT
A
A
= 0 to 70_C
= 25_C
= 400 mA, VBST = 10 V
= 400 mA, VBST = 10 V
= 400 mA, VBST = 10 V
= 400 mA, VBST = 10 V
http://onsemi.com
A
NCP5203
= 0 to 70 C)
Test Conditions
5
SS
A
= 0 V
= 25_C
1.225
1.232
262.5
Min
500
115
4.5
4.0
3.6
3.5
23
−
−
−
−
−
−
−
0
−
−
−
−
−
−
−
−
−
3200
3.95
1.25
1.25
1.25
Typ
150
300
600
130
5.0
5.0
0.2
5.0
2.0
8.0
3.5
2.5
3.5
1.3
10
35
90
65
70
−
−
−
1.275
1.268
337.5
Max
13.2
700
5.5
1.0
4.3
1.0
6.5
10
47
75
−
−
−
−
−
−
−
−
−
−
−
−
−
−
ppm/_C
MHz
V/mS
Unit
kHz
kHz
mA
mA
_C
mA
mA
mA
dB
%
%
%
%
W
W
W
W
V
V
V
V
V
V