bts721-l1 Infineon Technologies Corporation, bts721-l1 Datasheet - Page 14

• Manufacturer Part Number: bts721-l1
• Description: Smart Four Channel Highside Power Switch
• Manufacturer: Infineon Technologies Corporation

Figure 5c: Open load: detection in ON- and OFF-state
(with R
Semiconductor Group
Figure 6a: Undervoltage:
t
impedance
d(ST OL5)
V
ST
I
IN1
OUT1
V
IN2
V
IN
ST open drain
L1
EXT
bb
OUT
depends on external circuitry because of high
), turn on/off to open load
channel 2: normal operation
t
d(ST)
channel 1: open load
V
bb(under)
t
d(ST)
t
d(ST OL5)
V
V
bb(u rst)
bb(u cp)
t
t
14
IN = high, normal load conditions.
Charge pump starts at V
Figure 7a: Overvoltage:
Figure 6b: Undervoltage restart of charge pump
V
V
V
IN
V
ST
on
bb
OUT
bb(under)
V
bb(u rst)
V
V
ON(CL)
bb(ucp)
bb(u cp)
= 5.6 V typ.
V
bb(over)
V
V
bb(o rst)
bb(over)
V
ON(CL)
BTS721L1
2003-Oct-01
V
bb(o rst)
V
bb
t