33486A Datasheet, PDF (18/30 Pages) Freescale Semiconductor, Inc – Dual High-Side Switch for H-Bridge Applications

FUNCTIONAL DESCRIPTION
FUNCTIONAL DEVICE OPERATION
FUNCTIONAL CURVES
IInN11
IInN22
OOUuTt11
OOUutT22
GGLLSS22
GGLLSS11
Direeccttiioonn11
BBreraakketo
toGGroruonundd
Direccttiioonn22
Figure 19. Normal Operation
IINn22
I^In^N1¹
OOUuTt11
OOUuTt 22
GGLLSS11
HHS1 Oo ffff
HHSS22Oofff f
LLSS11 Oo nn
G LGSLS22
TT°°CC
HHSS11
LLSS12Oonn
Thheerrmmaal lSshhuutdtodwonw n
T_Ts_Sh_Hu_UTt
HHyysstteerreessiiss
T^ThHyYsStT
St
ST
LOo wW
Figure 20. Overtemperature on High-Side 1
I^INⁿ²2
I^INⁿ¹1
O^OU^uT^t1¹
HHigighhImImppeeddaance
G^GL^LS^S1¹
I_Ih_Hs_S1₁
L_Lo_ow_w
CCuurrrreennt tshSuhtudtodwonwn
IIl_Li_Im_M
S_St_T
LLoww
Figure 21. Overcurrent on High-Side 1
IInN11
IInN22
OUutT22
HHigighhIImmppeedanccee
O^OU^uT^t11
V_VOoUuTt
-F_-fa_au_ul_lt_t
H_Hig_igh_hIm_Imp_pe_ed_da_an_nc_ce_e
VdVs_D>_S2V> V2.g0s>V4,.V3V_GS > 4.3 V
AtAlet alesta8sµt s8.0 µs
G^GL^LS^S11
LLooww
G_GL_LS_S2₂
S_St _T
Low
Low
Figure 22. Overload on Low-Side 1
33486A
18
Analog Integrated Circuit Device Data
Freescale Semiconductor