STODD01 STMicroelectronics, STODD01 Datasheet - Page 12

• Manufacturer Part Number: STODD01
• Description: Monolithic power management for high definition ODD with true shut-down, reset, and programmable step-up voltage
• Manufacturer: STMicroelectronics

Specifications of STODD01

• Typical Efficiency: > 90 %
• Low Switching Quiescent Current: max 2.2 mA overtemperature range

S-wire protocol
Figure 7.
Figure 8.
12/31
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
V
V
V
V
V
V
EN
EN
S-Wire
S-Wire
V
V
V
V
EN
EN
S-Wire
S-Wire
V
V
S-wire protocol timing diagrams (case c)
S-wire protocol timing diagrams (case d)
IN
IN
OUT1
OUT1
IN
IN
FB1
FB1
OUT1
OUT1
FB1
FB1
t
t
t
t
SW_START
SW_START
Sw_START
Sw_START
SET BY RESISTOR DIVIDER
SET BY RESISTOR DIVIDER
5V
5V
SET BY RESISTOR DIVIDER
SET BY RESISTOR DIVIDER
0.8V
0.8V
0.8V
0.8V
5V
5V
t
t
t
t
5V
5V
9V
9V
9V
9V
SW_START
SW_START
SW_START
SW_START
5V
5V
t
t
t
t
SW_H
SW_H
SW_H
SW_H
1
1 1
1
1 1
2 3 4
2 2 3 3 4 4
2 3 4
2 2 3 3 4 4
t
t
t
t
SW_L
SW_L
SW_L
SW_L
Doc ID 17789 Rev 2
t
t
t
t
SW_STOP
SW_STOP
SW_STOP
SW_STOP
t
t
t
t
SW_DELAY
SW_DELAY
SW_DELAY
SW_DELAY
0.86V
0.86V
9.675V
9.675V
0.86V
0.86V
9.675V
9.675V
t
t
SW_OFF
SW_OFF
1
1 1
2
2 2
0.8V
0.8V
0.9V
0.9V
t
t
t
t
SW_STOP
SW_STOP
SW_START
SW_START
1
1 1
9.338V
9.338V
0.83V
0.83V
2
2 2
t
t
SW_STOP
SW_STOP
t
t
SW_OFF
SW_OFF
9.338V
9.338V
0.83V
0.83V
0.8V
0.8V
9V
9V
STODD01