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RNA51953A_10 Datasheet, PDF (4/11 Pages) Renesas Technology Corp – Voltage Detecting, System Resetting IC Series | |||
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RNA51953A, B
Preliminary
Absolute Maximum Ratings
Item
Supply voltage
Output sink current
Output voltage
Symbol
VCC
Isink
VO
Power dissipation
Pd
Thermal derating
Kï±
Operating temperature Topr
Storage temperature Tstg
Ratings
18
6
VCC
18
400
570
4.4
8.3
â40 to +85
â55 to +125
Unit
V
mA
V
mW
mW/°C
°C
°C
(Ta = 25°C, unless otherwise noted)
Conditions
Type A (output with constant current load)
Type B (open collector output)
8-pin SOP (PRSP0008DE-C)
8-pin DIP (PRDP0008AF-B)
8-pin SOP (PRSP0008DE-C) Refer to the thermal
8-pin DIP (PRDP0008AF-B) derating curve.
Electrical Characteristics
(Ta = 25°C, unless otherwise noted)
ï· âLâ reset type
Item
Symbol
Min
Typ
Max
Unit
Test Conditions
Detecting voltage
VS
4.05
4.25
4.45
V
Hysteresis voltage
ïVS
30
50
80
mV
Detecting voltage
temperature coefficient VS/ïT
â
0.01
â
%/°C
Circuit current
ICC
â
450
680
ïA
Type A, VCC = 5V
â
420
630
Type B, VCC = 5V
Delay time
tpd
Constant current
Ipd
1.6
3.4
7.0
ms
Cd = 0.01ïF *
â8
â5
â3
ïA
VCC = 5V
Output saturation
voltage
Vsat
â
0.2
0.4
V
VCC = 4V, Isink = 4mA
Threshold operating
voltage
VOPL
â
0.67
0.8
â
0.55
0.7
RL = 2.2kï, Vsat ï£ 0.4V
V
RL = 100kï, Vsat ï£ 0.4V
Output leakage
current
IOH
â
â
30
nA Type B
Output load current
IOC
â40
â25
â17
ïA
Type A, VCC = 5V, VO = 1/2 ï´ VCC
Output high voltage
VOH
VCCâ0.2 VCCâ0.06
â
V
Type A
Note: Please set the desired delay time by attaching capacitor of the range between 4700 pF and 10 ïF.
REJ03D0911-0402 Rev.4.02
Apr 01, 2010
Page 4 of 10
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