SI9912 Vishay Siliconix, SI9912 Datasheet - Page 3

• Manufacturer Part Number: SI9912
• Description: Half-Bridge MOSFET Driver for Switching Power Supplies
• Manufacturer: Vishay Siliconix

Notes
a.
b.
Document Number: 71311
S-40134—Rev. B, 16-Feb-04
SPECIFICATIONS
Bootstrap Diode
Diode Forward Voltage
Output Drive Current
OUT
OUT
OUT
OUT
Timing (C
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
TIMING WAVEFORMS
The algebraic convention whereby the most negative value is a minimum and the most positive a maximum, is used in this data sheet.
Typical values are for DESIGN AID ONLY, not guaranteed nor subject to production testing.
H
H
L
L
L
L
H
H
L
L
H
H
Source Current
Sink Current
Off Propagation Delay
On Propagation Delay
Turn On Time
Turn Off Time
Source Current
Sink Current
Off Propagation Delay
On Propagation Delay
Turn On Time
Turn Off Time
LOAD
Parameter
= 3 nF)
OUT
OUT
V
IN
H
S
L
t
pdh(OUTH)
90%
Symbol
t
t
t
t
pdh(OUTL)
pdh(OUTH)
I
I
I
pdl(OUTH)
I
pdl(OUTL)
t
t
t
OUT(H+)
OUT
OUT(L
t
OUT(L+
r(OUTL)
r(OUTH)
f(OUTH)
f(OUTL)
50%
VF
10%
D1
(
H−
−)
t
)
)
pdh(OUTL)
t
f(OUTL)
Test Conditions Unless Specified
V
V
V
10%
BOOT
BOOT
BOOT
Forward Current = 100 mA
V
V
t
= 4.5 to 30 V, T
− V
OUT
− V
OUT
r(OUTH)
90%
t
DD
DD
pdl
V
V
V
OUT
OUT
S
S
BOOT
BOOT
(
DD
= 4.5 V, V
= 4.5 V, V
OUTH)
H
H
= 3.7 V, V
= 3.7 V, V
V
V
50%
− V
− V
= 4.5 to 5.5 V
DD
DD
L
L
= 10 to 90%
= 90 to 10%
− V
S
S
= 4 5 V
= 4.5 V
V
= 10 to 90%
= 90 to 10%
90%
S
S
OUTL
OUTL
= 4 5 V
= 4.5 V
OUTH
OUTH
A
= −40 to 85_C
= 2 V
= 1 V
10%
− V
− V
S
S
10%
= 2 V
= 1 V
t
f(OUTH)
90%
t
pdl(OUTL)
t
r(OUTL)
Min
0.4
0.6
a
Limits
Typ
Vishay Siliconix
0.8
30
20
30
20
25
25
30
20
b
Max
−0.4
−0.4
1
www.vishay.com
Si9912
a
Unit
ns
ns
V
A
A
3