参数资料
| 型号： | NCP347MTAITBG |
| 厂商： | ON Semiconductor |
| 文件页数： | 4/13页 |
| 文件大小： | 0K |
| 描述： | IC OVERVOLTAGE PROT CTRLR 10WDFN |
| 产品变化通告： | Product Obsolescence 01/Jul/2009 |
| 标准包装： | 3,000 |
| 电压 - 工作： | 1.2 ~ 28V |
| 电压 - 箝位： | 7V |
| 技术： | 混合技术 |
| 电路数： | 3 |
| 应用： | 通用 |
| 封装/外壳： | 10-WFDFN 裸露焊盘 |
| 供应商设备封装： | 10-WDFN（2.5x2） |
| 包装： | 带卷 (TR) |
NCP347
ELECTRICAL CHARACTERISTICS (Min/Max limits values ( ? 40 ° C < T A < +85 ° C) and V in = +5.0 V. Typical values are T A = +25 ° C,
unless otherwise noted.)
Characteristic
Input Voltage Range
Undervoltage Lockout Threshold (Note 4)
Undervoltage Lockout Hysteresis
Overvoltage Lockout Threshold (Note 4)
NCP347MTAE
Symbol
V in
UVLO
UVLO hyst
OVLO
Conditions
?
V in falls down UVLO threshold
from 5 V to 2.7 V
V in rises up UVLO + UVLO hyst
V in rises up OVLO threshold
Min
1.2
2.8
30
5.39
Typ
?
2.95
60
5.63
Max
28
3.1
90
5.88
Unit
V
V
mV
V
NCP347MTAF
NCP347MTAH
NCP347MTAI
5.63
6.80
5.70
5.90
7.20
5.85
6.17
7.50
6.00
Overvoltage Lockout Hysteresis
NCP347MTAE, NCP347MTAF, NCP347MTAI
OVLO hyst
V in falls down OVLO + OVLO hyst
30
60
90
mV
NCP347MTAH
50
70
100
V in versus V out Resistance
Supply Quiescent Current
UVLO Supply Current
FLAG Output Low Voltage
FLAG Leakage Current
EN Voltage High
EN Voltage Low
EN Leakage Current
R DS(on)
Idd
Idd uvlo
Vol flag
FLAG leak
Vih
Vol
EN leak
V in = 5.0 V, EN = GND,
Load connected to V out
No load. EN = 5.0 V
No load. EN = Gnd
V IN = 2.7 V
1.2 V < V IN < UVLO
Sink 50 m A on/FLAG pin
V IN > OVLO
Sink 1.0 mA on FLAG pin
FLAG level = 5.0 V
?
?
EN = 5.0 V or GND
?
?
?
?
?
?
?
1.2
?
?
65
90
170
60
20
?
1.0
?
?
1.0
110
150
250
?
400
400
?
?
0.4
?
m W
m A
m A
m A
mV
mV
nA
V
V
nA
TIMINGS
Startup Delay
NCP347MTAE, NCP347MTAF, NCP347MTAH
NCP347MTAI
FLAG Going Up Delay
NCP347MTAE, NCP347MTAF, NCP347MTAH
ton
tstart
From V in : (0 to (OVLO ? 300 mV)
< V in < OVLO) to V out = 0.3 V
Rise time<4 m s (See Figures 3&7)
From V out = 0.3 V to FLAG =
1.2 V (See Figures 3 & 9)
30
6.0
30
50
10
50
70
14
70
ms
ms
NCP347MTAI
6.0
10
14
Output Turn Off Time
toff
From V in > OVLO to V out < =
0.3 V (See Figures 4 & 8)
?
1.5
5.0
m s
V in increasing from 5.0 V to 8.0 V
at 3.0 V/ m s
Rload connected on V out
Alert Delay
tstop
From V in > OVLO to FLAG < =
0.4 V (See Figures 4 & 10)
?
1.0
?
m s
V in increasing from 5.0 V to 8.0 V
at 3.0 V/ m s
Rload connected on V out
Disable Time
tdis
From EN > = 1.2 V to
V out < 0.3 V
Rload = 5.0 W
(See Figures 5 & 12)
?
1.0
5.0
m s
NOTE:
Electrical parameters are guaranteed by correlation across the full range of temperature.
4. Additional UVLO and OVLO thresholds ranging from UVLO and from OVLO can be manufactured. Contact your ON Semiconductor
representative for availability.
http://onsemi.com
4
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