Datasheet

DocID6554 Rev 8 3/23
L6598 Maximum ratings
23
1 Maximum ratings
Note: ESD immunity for pins 14, 15 and 16 is guaranteed up to 900 (human body model).
Table 1. Absolute maximum ratings
Symbol Parameter Value Unit
IS Supply current at V
cl
(1)
1. The device is provided of an internal clamping Zener between GND and the Vs pin, It must not be supplied
by a low impedance voltage source.
25 mA
VLVG Low side output 14.6 V
VOUT High side reference -1 to VBOOT -18 V
VHVG High side output -1 to VBOOT V
VBOOT Floating supply voltage 618 V
dVBOOT/dt VBOOT pin slew rate (repetitive) ±50 V/ns
dVOUT/dt OUT pin slew rate (repetitive) ±50 V/ns
Vir Forced input voltage (pins Rfmin, Rfstart) -0.3 to 5 V
Vic Forced input voltage (pins Css, Cf) -0.3 to 5 V
VEN1,
V
EN2
Enable input voltage -0.3 to 5 V
IEN1, IEN2 Enable input current ±3 mA
Vopc Sense op amp common mode range -0.3 to 5 V
Vopd Sense op amp differential mode range -5 to 5 V
Vopo Sense op amp output voltage (forced) 4.6 V
Tstg Storage temperature -40 to +150 °C
Tj Junction temperature -40 to +150 °C
Tamb Ambient temperature -40 to +125 °C
Table 2. Thermal data
Symbol Parameter SO16N DIP16 Unit
R
thJA
Thermal resistance junction to ambient 120 80 °C/W
Table 3. Recommended operating conditions
Symbol Parameter Value Unit
V
S
Supply voltage 10 to Vcl V
V
out
(1)
1. If the condition V
boot
- V
out
< 18 is guaranteed, V
out
can range from -3 to 580 V.
High side reference -1 to Vboot - Vcl V
V
boot
(1)
Floating supply rail 500 V
fmax Maximum switching frequency 400 kHz