M51955A,B/M51956A,B
Absolute Maximum Ratings
Item
Supply voltage
Output sink current
Output voltage
Power dissipation
Thermal derating
Symbol
VCC
Isink
VO
Pd
Kθ
Ratings
18
6
VCC
18
450
400
300
4.5
4.4
3
Operating temperature
Storage temperature
Input voltage range
Topr
Tstg
VIN
–30 to +85
–40 to +125
–0.3 to VCC
–0.3 to +7
Unit
V
mA
V
mW
mW/°C
°C
°C
V
(Ta = 25°C, unless otherwise noted)
Conditions
Type A (output with constant current load)
Type B (open collector output)
5-pin SIP
8-pin SOP (PRSP0008DE-C): recommend
8-pin SOP (PRSP0008DA-A): not recommend
Refer to the
5-pin SIP
thermal derating 8-pin SOP (PRSP0008DE-C)
curve.
: recommend
8-pin SOP (PRSP0008DA-A)
: not recommend
VCC ≤ 7 V
VCC > 7 V
Electrical Characteristics
(Ta = 25°C, unless otherwise noted)
• “L” reset type M51955A, M51955B
• “H” reset type M51956A, M51956B
Item
Symbol Min
Typ Max Unit
Test Conditions
Detecting voltage
Hysteresis voltage
Detecting voltage
temperature coefficient
VS
∆VS
VS/∆T
1.20
9
—
1.25
15
0.01
1.30
23
—
V
mV
%/°C
VCC = 5V
Supply voltage range VCC
2
—
17
V
Input current
Circuit current
Delay time
IIN
—
100
500 nA VIN = 1.25V
ICC
—
390
590 µA Type A, VCC = 5V
—
360
540
Type B, VCC = 5V
tpd
80
200
500 µs
Output saturation
voltage
Threshold operating
voltage
Output leakage
current
Vsat
VOPL
IOH
—
0.2
0.4
V L reset type, VCC = 5V, VIN < 1.2V, Isink = 4mA
—
0.2
0.4
H reset type, VCC = 5V, VIN > 1.35V, Isink = 4mA
—
0.67
0.8
V L reset type minimum supply RL = 2.2kΩ, Vsat ≤ 0.4V
—
0.55
0.7
voltage for IC operation
RL = 100kΩ, Vsat ≤ 0.4V
—
—
1
µA Type B
Output load current
IOC
Output high voltage
VOH
–40
–25
–17
VCC–0.2 VCC–0.06 —
µA Type A, VCC = 5V, VO = 1/2 × VCC
V Type A
REJ03D0777-0200 Rev.2.00 Aug 20, 2007
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