ISL6208C_14 Datasheet, PDF (6/11 Pages) Intersil Corporation – High Voltage Synchronous Rectified Buck MOSFET Drivers

ISL6208C
Electrical Specifications Recommended operating conditions, unless otherwise noted. Boldface limits apply over the operating
temperature range, -40°C to +100°C (Industrial), -10°C to +100°C (Hi-Temp Commercial). (Continued)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
MAX
(Note 7) TYP (Note 7) UNITS
UGATE Turn-Off Propagation Delay
LGATE Turn-Off Propagation Delay
UGATE Turn-On Propagation Delay
LGATE Turn-On Propagation Delay
UG/LG Three-State Propagation Delay
Minimum LG ON-TIME in DCM
OUTPUT
t_PDLU
t_PDLL
t_PDHU
t_PDHL
t_PTS
t_LGMIN
V_VCC = 5V, outputs unloaded
V_VCC = 5V, outputs unloaded
V_VCC = 5V, outputs unloaded
V_VCC = 5V, outputs unloaded
V_VCC = 5V, outputs unloaded
-
18
-
ns
-
25
-
ns
10
20
30
ns
10
20
30
ns
-
35
-
ns
-
400
-
ns
Upper Drive Source Resistance
R_U
500mA source current
-
1
2.5
Ω
Upper Driver Source Current
I_U
V_UGATE-PHASE = 2.5V
-
2.00
-
A
Upper Drive Sink Resistance
R_U
500mA sink current
-
1
2.5
Ω
Upper Driver Sink Current
I_U
V_UGATE-PHASE = 2.5V
-
2.00
-
A
Lower Drive Source Resistance
R_L
500mA source current
-
1
2.5
Ω
Lower Driver Source Current
I_L
V_LGATE = 2.5V
-
2.00
-
A
Lower Drive Sink Resistance
R_L
500mA sink current
-
0.5 1.0
Ω
Lower Driver Sink Current
I_L
V_LGATE = 2.5V
-
4.00
-
A
NOTE:
7. Parameters with MIN and/or MAX limits are 100% tested at +25°C, unless otherwise specified. Temperature limits established by characterization
and are not production tested.
Typical Application with 2-Phase Converter
+5V
PGOOD
VID
+5V
FB
COMP
VCC
VSEN
PWM1
PWM2
FCCM
MAIN
CONTROL
ISEN1
ISEN2
FS
DACOUT
GND
+5V
VCC
BOOT
FCCM
UGATE
PWM _DRIVE PHASE
ISL6208C
THERMAL ^LGATE
PAD
V_BAT
+5V
VCC
FCCM
BOOT
UGATE
PWM ^{DRIVE PHASE}
ISL6208C
THERMAL ^LGATE
PAD
V_BAT
+V_CORE
6
FN8395.0
November 29, 2012