Three-Phase MOSFET Driver
with Integrated Regulator
A4919
ELECTRICAL CHARACTERISTICS [1]: Valid at TJ = 25°C, VBB = 7 to 50 V, unless otherwise specified
Characteristic
Symbol
Test Conditions
Min.
Typ.
Max.
Unit
SUPPLY AND REFERENCE
V
BB Functional Operating Range [2]
VBB
Correct function, parameters not guaranteed
Operational mode, outputs low, VBB = 12 V
5.5
–
–
50
14
V
IBBQ
10
mA
VBB Quiescent Current [3]
Sleep mode, VBB = 12 V
(A4919x, No LDO, variant)
IBBS
–
–
15
µA
VBB > 9 V, IREG = 0 to 15 mA
12.5
12
13
13
13.75
13.75
V
V
7.5 V < VBB ≤ 9 V, IREG = 0 to 10 mA
VREG Output Voltage
VREG
2×VBB
– 3.0
6 V < VBB ≤ 7.5 V, IREG = 0 to 9 mA
–
–
V
5.5 V < VBB ≤ 6 V, IREG < 8 mA
8.5
0.4
1.5
9.5
0.7
2.2
–
V
V
V
ID = 10 mA
1.0
3.1
Bootstrap Diode Forward Voltage
Bootstrap Diode Resistance
VfBOOT
I
D = 100 mA
rD(100mA) = (VfBOOT(150mA) – VfBOOT(50mA)) /
100 (mA)
rD
6
13
28
Ω
Bootstrap Diode Current Limit
GATE OUTPUT DRIVE
Turn-On Time
IDBOOT
250
500
750
mA
tr
tf
CLOAD = 1 nF, 20% to 80%
CLOAD = 1 nF, 80% to 20%
TJ = 25°C, IGHx = –150 mA
TJ = 105°C, IGHx = –150 mA
TJ = 25°C, IGLx = 150 mA
TJ = 105°C, IGLx = 150 mA
Bootstrap capacitor fully charged
–
35
20
8
–
ns
ns
Ω
Turn-Off Time
–
–
5
13
Pull-Up On Resistance
RDS(on)UP
–
13
2.4
3
–
Ω
1.5
4.6
Ω
Pull-Down On Resistance
RDS(on)DN
–
–
Ω
GHx Output Voltage – High
GHx Output Voltage – Low
VGHH
VGHL
VGLH
VGLL
VCx – 0.2
–
–
V
–
–
VSX + 0.3
V
GLx Output Voltage – High
VREG – 0.2
–
–
V
GLx Output Voltage – Low
–
–
–
VLSS + 0.3
V
GHx Passive Pull-Down Resistance
GLx Passive Pull-Down Resistance
Turn-Off Propagation Delay [4]
Turn-On Propagation Delay [4]
RGHPD
RGLPD
tP(off)
VGHx – VSx < 0.3 V
400
400
90
90
–
kΩ
kΩ
ns
ns
VGLx – VLSS < 0.3 V
–
–
Input change to unloaded gate output change
Input change to unloaded gate output change
60
60
180
180
tP(on)
Propagation Delay Matching – Phase
to Phase
∆tPP
∆tOO
Same phase change
Single phase
–
–
10
30
–
–
ns
ns
Propagation Delay Matching – On
to Off
Continued on the next page…
7
Allegro MicroSystems, LLC
955 Perimeter Road
Manchester, NH 03103-3353 U.S.A.
www.allegromicro.com