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NCP5210 Datasheet(PDF) 6 Page - ON Semiconductor

Part No. NCP5210
Description  3-in-1 PWM Dual Buck and Linear DDR Power Controller
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Maker  ONSEMI [ON Semiconductor]
Homepage  http://www.onsemi.com
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NCP5210 Datasheet(HTML) 6 Page - ON Semiconductor

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NCP5210
http://onsemi.com
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ELECTRICAL CHARACTERISTICS (5VDUAL = 5 V, BOOT = 12 V, 5VATX = 5 V, DDQ_REF = 2.5 V, TA = 0°C to 70°C, L = 1.7 mH,
COUT1 = 3770
mF, COUT2 = 470 mF, COUT3 = NA, CSS = 33 nF, R1 = 2.166 kW, R2 = 2 kW, RZ1 = 20 kW, RZ2 = 8 W, CP1 = 10 nF,
CZ1 = 6.8 nF, CZ2 = 100 nF, RM1 = 2.166 k
W, RM2 = 2 kW, RZM1 = 20 kW, RZM2 = 8 W, CPM1 = 10 nF, CZM1 = 6.8 nF, CZM2 = 100 nF
for min/max values unless otherwise noted.) duplicate component values of MCH regulator from DDQ.
Characteristic
Unit
Max
Typ
Min
Test Conditions
Symbol
VTT ACTIVE TERMINATION REGULATOR
VTT tracking DDQ_REF/2 at S0 mode
dVTTS0
IOUT= 0 to 2.0 A (Sink Current)
IOUT= 0 to –2.0 A (Source Current)
−30
30
mV
VTT Source Current Limit
ILIMVTsrc
2.0
A
VTT Sink Current Limit
ILIMVTsnk
2.0
A
DDQ_REF Input Resistance
DDQREF
50
k
W
CONTROL SECTION
BUF_Cut Input Logic HIGH
Logic_H
2.0
V
BUF_Cut Input Logic LOW
Logic_L
0.8
V
BUF_Cut Input Current
Ilogic
1.0
mA
GATE DRIVERS
TGDDQ Gate Pull−HIGH Resistance
RH_TG
VCC = 12 V, V(TGDDQ) = 11.9 V
3.0
W
TGDDQ Gate Pull−LOW Resistance
RL_TG
VCC = 12 V, V(TGDDQ) = 0.1 V
2.5
W
BGDDQ Gate Pull−HIGH Resistance
RH_BG
VCC = 12 V, V(BGDDQ) = 11.9 V
3.0
W
BGDDQ Gate Pull−LOW Resistance
RL_BG
VCC = 12 V, V(BGDDQ) = 0.1 V
1.3
W
TG1P5 Gate Pull−HIGH Resistance
RH_TPG
VCC = 12 V, V(TG1P5) = 11.9 V
3.0
W
TG1P5 Gate Pull−LOW Resistance
RL_TPG
VCC = 12 V, V(TG1P5) = 0.1 V
2.5
W
BG1P5 Gate Pull−HIGH Resistance
RH_BPG
VCC = 12 V, V(BG1P5) = 11.9 V
3.0
W
BG1P5 Gate Pull−LOW Resistance
RL_BPG
VCC = 12 V, V(BG1P5) = 0.1 V
1.3
W
MCH SWITCHING REGULATOR
VFB1P5 Feedback Voltage,
Control Loop in Regulation
VFB1P5
TA = 0°C to 70°C
0.784
0.8
0.816
V
Feedback Input Current
I1P5FB
1.0
mA
Oscillator Frequency
F1P5
217
250
283
KHz
Oscillator Ramp Amplitude
dV1P5OSC
(Note 4)
1.3
Vp−p
Minimum Duty Cycle
Dmin_1P5
0
%
Maximum Duty Cycle
Dmax_1P5
100
%
Soft−Start Pin Current for V1P5 regulator
ISS2
(Note 4)
8.0
mA
4. Guaranteed by design, not tested in production.


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