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參數(shù)資料
| 型號： | NCP5220MNR2 |
| 廠商： | ON SEMICONDUCTOR |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 3−in−1 PWM Dual Buck and Linear Power Controller |
| 中文描述： | 2 A SWITCHING CONTROLLER, 566 kHz SWITCHING FREQ-MAX, DSO20 |
| 封裝： | 6 X 5 MM, DFN-20 |
| 文件頁數(shù)： | 6/18頁 |
| 文件大小： | 182K |
| 代理商： | NCP5220MNR2 |
NCP5220
http://onsemi.com
6
ELECTRICAL CHARACTERISTICS
(5VDUAL = 5.0 V, BOOT = 12 V, T
A
= 0
°
C to 70
°
C, L = 1.7 H, COUT1 = 3770 F,
COUT2 = 470 F, COUT3 = NA, CSS = 33 nF, R1 = 2.166 k , R2 = 2.0 k , RZ1 = 20 k , RZ2 = 8.0 , CP1 = 10 nF,
CZ1 = 6.8 nF, CZ2 = 100 nF, RM1 = 2.166 k , RM2 = 2.0 k , RZM1 = 20 k , RZM2 = 8.0 , 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
CONTROL SECTION
SLP_S5, SLP_S3 Input Logic HIGH
Logic_H
2.0
V
SLP_S5, SLP_S3 Input Logic LOW
Logic_L
0.8
V
SLP_S5, SLP_S3 Input Current
Ilogic
1.0
A
GATE DRIVERS
TGDDQ Gate PullHIGH Resistance
RH_TG
VCC = 12 V, V(TGDDQ) = 11.9 V
3.0
TGDDQ Gate PullLOW Resistance
RL_TG
VCC = 12 V, V(TGDDQ) = 0.1 V
2.5
BGDDQ Gate PullHIGH Resistance
RH_BG
VCC = 12 V, V(BGDDQ) = 11.9 V
3.0
BGDDQ Gate PullLOW Resistance
RL_BG
VCC = 12 V, V(BGDDQ) = 0.1 V
1.3
TG1P5 Gate PullHIGH Resistance
RH_TPG
VCC = 12 V, V(TG1P5) = 11.9 V
3.0
TG1P5 Gate PullLOW Resistance
RL_TPG
VCC = 12 V, V(TG1P5) = 0.1 V
2.5
BG1P5 Gate PullHIGH Resistance
RH_BPG
VCC = 12 V, V(BG1P5) = 11.9 V
3.0
BG1P5 Gate PullLOW Resistance
RL_BPG
VCC = 12 V, V(BG1P5) = 0.1 V
1.3
MCH SWITCHING REGULATOR
VFB1P5 Feedback Voltage, Control Loo
in Regulation
VFB1P5
T
A
= 0
°
C to 70
°
C
0.784
0.8
0.816
V
Feedback Input Current
I1P5FB
1.0
A
Oscillator Frequency
F1P5
217
250
283
KHz
Oscillator Ramp Amplitude
dV1P5OSC
(Note 4)
1.3
Vpp
Minimum Duty Cycle
Dmin_1P5
0
%
Maximum Duty Cycle
Dmax_1P5
100
%
SoftStart Pin Current for V1P5 Regulator
ISS2
(Note 4)
8.0
A
4. Guaranteed by design, not tested in production.
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