STODD01 STMicroelectronics, STODD01 Datasheet - Page 10

• 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
6
Table 8.
Note:
Figure 4.
10/31
S-Wire signal start (see
S-Wire signal stop (see
S-Wire signal off (see
S-Wire high (see
S-Wire low (see
S-Wire rising time (see
S-Wire falling time (see
FB Voltage delay
S-Wire threshold high (see
S-Wire threshold low (see
S-wire protocol
Timing
These are recommended values for proper operation of the S-wire interface.
The S-wire input pin is able to detect pulses also outside these ranges. Consequently, care
must be taken to avoid noise injected into the S-wire pin.
S-wire pulse thresholds
Parameter
Figure
V
V
V
V
Figure
90%
90%
10%
10%
SW_TH
SW_TH
SW_TL
SW_TL
Figure
5, 6, 7, 8)
Figure
Figure
Figure
Figure
5, 6, 7, 8)
Figure
Figure
5, 6, 7, 8)
4)
5, 6, 7, 8)
4)
5, 6, 7, 8)
4)
4)
T
T
SW_R
SW_R
Doc ID 17789 Rev 2
t
t
t
SW_START
SW_DELAY
Symbol
SW_STOP
t
V
V
SW_OFF
t
t
t
t
SW_H
SW_R
SW_TH
SW_L
SW_F
SW_TL
Min.
300
300
1.6
T
T
25
25
0
SW_F
SW_F
Typ.
270
20
AM07818v1
AM07818v1
Max.
500
500
200
200
V
0.4
50
50
IN
STODD01
Unit
µs
µs
µs
µs
µs
ns
ns
µs
V
V