BTN7963B Datasheet, PDF (20/26 Pages) Infineon Technologies AG – High Current PN Half Bridge NovalithIC

High Current PN Half Bridge
BTN7963B
Block Description and Characteristics
I_IS [mA]
I_IS(lim)
lower ^{kilis value}
higher ^kilis
value
Current Sense Mode
(High Side)
Error Flag Mode
I_CLx
I_L ^[A]
Figure 13 Sense Current vs. Load Current
5.4.5 Truth Table
Device State
Inputs
Outputs
Mode
INH IN HSS LSS IS
Normal Operation
0
X
OFF OFF 0
Stand-by mode
1
0
OFF ON 0
LSS active
1
1
ON OFF CS HSS active
Over-Voltage Mode (OVM)
0
X
OFF OFF 1
HSS possible Smart Clamping;
(CL)
error detected
1
0
OFF OFF 1
Shut-down of LSS,
(CL)
HSS possible Smart Clamping,
error detected
1
1
ON OFF 1
HSS active (OC and OT still valid),
LSS off, error detected
Under-Voltage (UV)
X
X
OFF OFF 0
UV lockout
Overtemperature (OT)
0
X
OFF OFF 0
Stand-by mode, reset of latch
or Short Circuit of HSS or LSS ₁
X
OFF OFF 1
Shut-down with latch, error detected
Current Limitation Mode/
1
1
OFF ON 1
Switched mode, error detected¹⁾
Overcurrent (OC)
1
0
ON OFF 1
Switched mode, error detected¹⁾
1) Will return to normal operation after t_CLS; Error signal is reset after 2*t_CLS (see Chapter 5.3.4)
Inputs
0 = Logic LOW
1 = Logic HIGH
X = 0 or 1
Data Sheet
Switches
OFF = switched off
ON = switched on
CL = Smart Clamping
20
Status Flag IS
CS = Current sense mode
1 = Logic HIGH (error)
Rev. 1.0, 2009-09-09