SP6019
Synchronous Rectifier Driver
THERMAL RESISTANCE
Symbol
Parameter
Value
Unit
RӨJC
Thermal Resistance Junction – Case (*)
45
℃/W
(*) The power dissipation and thermal resistance are evaluated under copper board mounted with free air conditions.
ELECTRICAL CHARACTERISTICS
(TA=25℃, Vdd=12V, Freq. =300 KHz, Duty Cycle=50%, unless otherwise specified.)
Symbol
Parameter
Conditions
Min.
Typ.
Max. Unit
SUPPLY INPUT
No load
SYNC=0V, No load
Idd peak < 2A
4
5
7
8
16
11.0
mA
mA
V
IDD
Supply current
V
Vdd
Vdd on
Supply voltage
Enable voltage
9.0
10.0
V
SYNC REFERENCE (SYNC)
Vshth
Vslth
Vsync
Isync
SYNC high threshold
SYNC low threshold
SYNC clamp voltage
SYNC input current
3.9
0.9
5
V
V
V
Isync=3mA
3
mA
Voltage Regulator REFERENCE (VR)
VR Output Current
ON TIME DUTY SETUP ( PIN 6 )
Ton-time
IVR
20
mA
us
20
MOSFET GATE DRIVER (MOSG-C)
Voh
Vol
Td
Tpred
Tr
Output high voltage
Output low voltage
Propagation delay
10.5
50
11
0.5
80
120
10
V
V
ns
ns
ns
ns
Io = -200mA
Io = 200mA
No load
No load
No load
0.8
Rise time
Fall time
25
25
Tf
No load
10
Dynamic Protect
Dt
Dynamic variable
Pin 4 open
PWM adjusts time > Dt
600
1
ns
us
Ton-min MOSG-C on time
(*) Tr & Tf are measured among 10% and 90% of starting and final voltage.
2009/04/29 Ver.3
Page 4
SYNC-POWER [ SYNC POWER CROP. ]
