參數(shù)資料
型號(hào)： MIC502BN
廠商： MICREL INC
元件分類(lèi)： 運(yùn)動(dòng)控制電子
英文描述： Replaced by PTN78060W,PTN78060H :
中文描述： BRUSHLESS DC MOTOR CONTROLLER, 0.025 A, PDIP8
封裝： PLASTIC, DIP-8
文件頁(yè)數(shù)： 3/11頁(yè)
文件大?。?/td> 130K
代理商： MIC502BN
May 1999
165
MIC502
MIC502
Absolute Maximum Ratings
(Note 1)
Supply Voltage (V
DD
) ..................................................+14V
Output Sink Current (I
OUT(sink)
)..................................10mA
Output Source Current (I
OUT(source)
) ..........................25mA
Input Voltage (any pin) .........................–0.3V to V
DD
+0.3V
Junction Temperature (T
J
) ...................................... +125
°
C
Storage Temperature (T
A
) ....................... –65
°
C to +150
°
C
Lead Temperature (Soldering, 5 sec.) ...................... 260
°
C
ESD,
Note 3
Micrel
Operating Ratings
(Note 2)
Supply Voltage (V
DD
) ................................ +4.5V to +13.2V
Sleep Voltage (V
SLP
)........................................GND to V
DD
Temperature Range (T
A
) ........................... –40
°
C to +85
°
C
Power Dissipation at 25
°
C
SOIC ...................................................................800mW
DIP ......................................................................740mW
Derating Factors
SOIC ...............................................................8.3mW/
°
C
Plastic DIP.......................................................7.7mW/
°
C
Electrical Characteristics
4.5V
≤
V
DD
≤
13.2V,
Note 4
; T
A
= 25,
bold
values indicate –40
°
C
≤
T
A
≤
+85
°
C; unless noted
Symbol
Parameter
Condition
Min
Typ
Max
Units
I
DD
Supply Current, Operating
VSLP = grounded, OTF, OUT = open,
C
F
= 0.1
μ
F, V
T1
= V
T2
= 0.7 V
DD
VT1 = grounded,
VSLP, OTF, OUT = open, C
F
= 0.1
μ
F
0.5
1.2
mA
I
DD(slp)
Supply Current, Sleep
240
400
μ
A
Driver Output
t
R
t
F
I
OL
I
OH
Output Rise Time,
Note 5
I
OH
= 10mA
I
OL
= 1mA
V
OL
= 0.5V
4.5V
≤
V
DD
≤
5.5V, V
OH
= 2.4V
10.8V
≤
V
DD
≤
13.2V, V
OH
= 3.2V
V
OUT
= 0V
TBD
50
μ
s
Output Fall Time,
Note 5
TBD
50
μ
s
Output Sink Current
0.9
mA
Output Source Current
10
mA
10
mA
I
OS
Thermistor and Sleep Inputs
Sleep-Mode Output Leakage
1
μ
A
V
PWM(max)
100% PWM Duty Cycle
Input Voltage
67
70
73
%V
DD
V
PWM(span)
V
HYST
V
IL
V
IH
V
OT
V
PWM(max)
– V
PWM(min)
Sleep Comparator Hysteresis
37
40
43
%V
DD
%V
DD
V
8
11
14
VT1 Shutdown Threshold
0.7
VT1 Startup Threshold
1.1
V
VT1 Overtemperature Fault
Threshold
Note 6
74
77
80
%V
DD
I
VT
, I
VSLP
t
RESET
VT1, VT2, VSLP Input Current
–2.5
1
μ
A
Reset Setup Time
minimum time V
T1
< V
IL
, to guarantee reset,
Note 5
30
μ
s
Oscillator
f
Oscillator Frequency,
Note 7
4.5V
≤
V
DD
≤
5.5V, C
F
= 0.1
μ
F
10.8V
≤
V
DD
≤
13.2V, C
F
= 0.1
μ
F
Note 7
24
27
30
Hz
27
30
33
Hz
f
MIN
, f
MAX
t
STARTUP
Oscillator Frequency Range
15
90
Hz
Startup Interval
64/f
s
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