参数资料
型号: NCP5222MNR2G
厂商: ON Semiconductor
文件页数: 9/28页
文件大小: 0K
描述: IC CTLR BUCK 2CH 2PH 28QFN
标准包装: 4,000
应用: 多相控制器
电流 - 电源: 2.5mA
电源电压: 4.5 V ~ 27 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 28-VFQFN 裸露焊盘
供应商设备封装: 28-QFN(4x4)
包装: 带卷 (TR)
NCP5222
ELECTRICAL CHARACTERISTICS (V CC = 5 V, V IN = 12 V, T A = ? 40 ° C to 85 ° C, unless other noted)
Characteristics
Symbol
Test Conditions
Min
Typ
Max
Unit
CONFIGURATION DETECTION
Configuration Detection Time
Pull ? LOW Resistance in Detection
TCD
RL_CD
53
2
m s
k W
Detection Threshold
VCD
V CCP pin to DRVS/2CH pin
0.5
V
GATE DRIVER
DH Pull ? HIGH Resistance
DH Pull ? LOW Resistance
DL Pull ? HIGH Resistance
DL Pull ? LOW Resistance
RH_DH1,
RH_DH2
RL_DH1,
RL_DH2
RH_DL1,
RH_DL2
RL_DL1,
RL_DL2
2.5
1.5
2
0.75
5
2.5
3
1.5
W
W
W
W
Dead Time
TLH
THL
DL ? off to DH ? on (see
Figure 4)
DH ? off to DL ? on (see
Figure 4)
10
10
25
25
40
40
ns
ns
CONTROL LOGIC
EN Logic Input Voltage Threshold for
Disable
EN Logic Input Voltage Threshold for
FPWM
EN Logic Input Voltage Threshold for
Skip
VEN_Disable
VEN_FPWM
VEN_SKIP
EN goes low
Hysteresis
EN goes high
Hysteresis
0.7
150
1.7
2.4
100
1.0
200
1.95
2.65
175
1.3
250
2.25
2.9
250
V
mV
V
V
mV
EN Source Current
EN Sink Current
PGOOD Pin ON Resistance
PGOOD Pin OFF Current
IEN_SOURCE
IEN_SINK
PGOOD_R
PGOOD_LK
EN = 0 V (Note 3)
EN = 5 V (Note 3)
I_PGOOD = 5 mA
70
0.1
0.1
1
m A
m A
W
m A
OUTPUT DISCHARGE MODE
Output Discharge On ? Resistance
R discharge
EN = 0 V, V out = 0.5 V
25
35
W
THERMAL SHUTDOWN
Thermal Shutdown
T sd
Shutdown Threshold (Note 3)
Hysteresis (Note 3)
150
? 25
° C
° C
3. Guaranteed by design, not tested in production.
DH ? SWN
1V
T LH
T HL
DL ? PGND
1V
Figure 4. Dead Time between High ? Side Gate Drive and Low ? Side Gate Drive
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