参数资料
| 型号： | NCP5220MNR2G |
| 厂商： | ON Semiconductor |
| 文件页数： | 6/18页 |
| 文件大小： | 0K |
| 描述： | IC CTLR PWM DUAL BUCK PWR 20-DFN |
| 产品变化通告： | Product Obsolescence 24/Jan/2011 |
| 标准包装： | 1 |
| 应用： | 控制器，DDR |
| 输入电压： | 5 V ~ 12 V |
| 输出数： | 2 |
| 工作温度： | 0°C ~ 70°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 20-VFDFN 裸露焊盘 |
| 供应商设备封装： | 20-QFN（6x5） |
| 包装： | 剪切带 (CT) |
| 其它名称： | NCP5220MNR2GOSCT |
NCP5220
ELECTRICAL CHARACTERISTICS (5VDUAL = 5.0 V, BOOT = 12 V, T A = 0 ° C to 70 ° C, L = 1.7 m H, COUT1 = 3770 m F,
COUT2 = 470 m F, COUT3 = NA, CSS = 33 nF, R1 = 2.166 k W , R2 = 2.0 k W , RZ1 = 20 k W , RZ2 = 8.0 W , CP1 = 10 nF,
CZ1 = 6.8 nF, CZ2 = 100 nF, RM1 = 2.166 k W , RM2 = 2.0 k W , RZM1 = 20 k W , RZM2 = 8.0 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
Symbol
Test Conditions
Min
Typ
Max
Unit
VTT ACTIVE TERMINATION REGULATOR
VTT tracking DDQ_REF/2 at S0 mode
DVTTS0
IOUT= 0 to 2.0 A (sink current)
?30
30
mV
IOUT= 0 to –2.0 A (source current)
VTT Source Current Limit
VTT Sink Current Limit
ILIMVTsrc
ILIMVTsnk
2.0
2.0
A
A
CONTROL SECTION
SLP_S5, SLP_S3 Input Logic HIGH
SLP_S5, SLP_S3 Input Logic LOW
SLP_S5, SLP_S3 Input Current
Logic_H
Logic_L
Ilogic
2.0
0.8
1.0
V
V
m A
GATE DRIVERS
TGDDQ Gate Pull?HIGH Resistance
TGDDQ Gate Pull?LOW Resistance
BGDDQ Gate Pull?HIGH Resistance
BGDDQ Gate Pull?LOW Resistance
TG1P5 Gate Pull?HIGH Resistance
TG1P5 Gate Pull?LOW Resistance
BG1P5 Gate Pull?HIGH Resistance
BG1P5 Gate Pull?LOW Resistance
RH_TG
RL_TG
RH_BG
RL_BG
RH_TPG
RL_TPG
RH_BPG
RL_BPG
VCC = 12 V, V(TGDDQ) = 11.9 V
VCC = 12 V, V(TGDDQ) = 0.1 V
VCC = 12 V, V(BGDDQ) = 11.9 V
VCC = 12 V, V(BGDDQ) = 0.1 V
VCC = 12 V, V(TG1P5) = 11.9 V
VCC = 12 V, V(TG1P5) = 0.1 V
VCC = 12 V, V(BG1P5) = 11.9 V
VCC = 12 V, V(BG1P5) = 0.1 V
3.0
2.5
3.0
1.3
3.0
2.5
3.0
1.3
W
W
W
W
W
W
W
W
MCH SWITCHING REGULATOR
VFB1P5 Feedback Voltage, Control Loo
VFB1P5
T A = 0 ° C to 70 ° C
0.784
0.8
0.816
V
in Regulation
Feedback Input Current
I1P5FB
1.0
m A
Oscillator Frequency
Oscillator Ramp Amplitude
F1P5
dV1P5OSC
(Note 4)
217
250
1.3
283
KHz
Vp?p
Minimum Duty Cycle
Maximum Duty Cycle
Dmin_1P5
Dmax_1P5
0
100
%
%
Soft?Start Pin Current for V1P5 Regulator
ISS2
(Note 4)
8.0
m A
4. Guaranteed by design, not tested in production.
http://onsemi.com
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