MC33128D Ver la hoja de datos (PDF) - Motorola => Freescale
Número de pieza
componentes Descripción
fabricante
MC33128D Datasheet PDF : 8 Pages
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MC33128
ON/OFF
Toggle
Power Up
Input
Battery
Saver
Input
Power
Down
Input
Figure 5. MC33128 Block Diagram
Logic
Bias
20k
VO3
Reference
1.27V
VCC –1.0V
1.0µA 0.7V
10pF
Battery
Latch
S
Q
R
VBB Charge 0.22 VCC
Pump Capacitor 3
2
16
VBB Generator
Oscillator
VBB
–2.5V
Regulator
1.27V
Standby
Regulator 1
1.27V
VBB
VCC –1.5V
11
9
Thermal
10
Reference
1.5V/10mA
1.27V VO3
ON/OFF
Latch
S
Q
R
VO3 1.27V
Low Battery
Shutdown
Reference 12
Output
Gnd 6
1.27V
VBB
Standby
Regulator 2
1.27V MPU
VCC
Regulator
VO3
QPD
MPU
26k
Power Up
Reset
40k
1.27V
33
Vbat
5.0V to 3.0V
4
4.7
8
0.1
Output 4
Charge Pump
Capacitor
7
Output 4
5
4.7 –2.5V/1.0mA
15
Output 1
3.0V/30mA
4.7
1
Output 2
3.0V/60mA
4.7
Output 3
14
3.0V/20mA
4.7
Reset
Output
13
VDD
R LBO
Low Battery
Output
MPU
Vbat
Ref
Out
Out
Out
A/D
In VSS In
6
MOTOROLA ANALOG IC DEVICE DATA
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