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IMP1834AS 数据表(PDF) 3 Page - A1 PROs co., Ltd.

部件名 IMP1834AS
功能描述  Duall 5V and 3..3V mP Power Supplly Superviissorss w/Manuall Ressett
PDF  8 Pages
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制造商  A1PROS [A1 PROs co., Ltd.]
网页  http://www.a1pros.co.kr
标志 A1PROS - A1 PROs co., Ltd.

IMP1834AS 数据表(HTML) 3 Page - A1 PROs co., Ltd.

  IMP1834AS Datasheet HTML 1Page - A1 PROs co., Ltd. IMP1834AS Datasheet HTML 2Page - A1 PROs co., Ltd. IMP1834AS Datasheet HTML 3Page - A1 PROs co., Ltd. IMP1834AS Datasheet HTML 4Page - A1 PROs co., Ltd. IMP1834AS Datasheet HTML 5Page - A1 PROs co., Ltd. IMP1834AS Datasheet HTML 6Page - A1 PROs co., Ltd. IMP1834AS Datasheet HTML 7Page - A1 PROs co., Ltd. IMP1834AS Datasheet HTML 8Page - A1 PROs co., Ltd.  
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©
1999 IMP, Inc.
408-432-9100/www.impweb.com
3
IMP1
IMP183
83 4/A/D
4/A/D
Absolute Maximum Ratings
Electrical Characteristics
Voltage on VIN pins . . . . . . . . . . . . . . . . –0.5V to 7V
Voltage on 5VRESET . . . . . . . . . . . . . . . –0.5V to (+5VIN +0.5V)
(IMP1834, IMP1834D)
Voltage on 3.3VRESET . . . . . . . . . . . . . . –0.5V to (+3.3VIN +0.5V)
(IMP1834, IMP1834D)
Voltage on PBRST and reset outputs . . –0.5V to the greater of
5VIN +0.5V or 3.3VIN +0.5V
(IMP1834A)
Operating Temperature Range . . . . . . . –40
°C to 85°C
Storage Temperature . . . . . . . . . . . . . . . –55
°C to 125°C
Soldering Temperature . . . . . . . . . . . . . . 260
°C for 10 seconds
Voltages measured with respect to ground.
These are stress ratings only and functional operation is not implied.
Parameter
Symbol
Conditions
Min
Typ
Max
Units
5V Supply Voltage (5VIN)5VIN
1.2
5.5
V
3.3V Supply Voltage (3.3V)
3.3VIN
1.2
5.5
V
PBRST Input High Level
VIH
Both 3.3VIN and 5VIN ≥ 2.7V
2
VINMAX + 0.3V
V
PBRST Input High Level
VIH
Both 3.3VIN and 5VIN ≤ 2.7V
VINMAX – 0.4V
V
PBRST Input Low Level
VIL
– 0.3
0.5
V
Recommended DC operating condition over the operating temperature range of –40
°C to +85°C.
All voltages are referenced to ground.
Parameter
Symbol
Conditions
Min
Typ
Max
Units
Output Voltage
VOH
VIN – 0.1V
V
Input Leakage
IIL
–1.0
+1.0
µA
Output Current
IOH
Output = 2.4V. Either 3.3VIN or
350
µA
5VIN ≥ 2.7V.
(IMP1834/1834D only)
Output Current
IOL
Output = 0.4V. Either 3.3VIN or
+10
mA
5VIN ≥ 2.7V.
(IMP1834/1834D only)
5V Operating Current
ICC
3.3VIN and 5VIN ≤ 5.5V,
16
30
µA
RESET outputs open.
3.3V Operating Current
ICC
3.3VIN and 5VIN ≤ 3.6V,
12
25
µA
RESET outputs open.
5V Trip Point
VINTP
5VTOL = GND
4.50
4.63
4.75
V
5V Trip Point
VINTP
5VTOL = 5VIN
4.25
4.38
4.49
V
3.3V Trip Point
VINTP
3.3VTOL = GND
2.80
2.88
2.97
V
3.3V Trip Point
VINTP
3.3VTOL = 3.3VIN
2.47
2.55
2.64
V
Output Capacitance
COUT
10
pF
PBRST Manual Reset
tPB
2ms
Minimum Low Time
PBRST Stable LOW to
tPDLY
2ms
Reset Active
Reset Active Time
tRST
200
350
500
ms
VCC Detect Noise Immunity
tRPD
2
µs
VCC Slew Rate
tF
VINTP (MAX) to VINTP (MIN)
300
µs
VCC Slew Rate
tR
VINTP (MIN) to VINTP (MAX)
0
ns
VCC Detect to RESET or RESET
tRPU
trise = 5µs
200
350
500
ms
Unless otherwise noted, VIN = 1.2V to 5.5V and specifications are over the operating temperature range of –40°C to +85°C.



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