CMF20120D Datasheet, PDF (5/13 Pages) Cree, Inc – Silicon Carbide Power MOSFET

V_PULSE
R_LOOP
L_LOOP
R
ζ = ^LOOP
2

C
GATE
≥1
L
LOOP


C_GATE
L
∴
R
LOOP
≥2
LOOP
C
GATE _



Ads_{ta}s_{rmo}s_{n}h_{pg}o_{el}w_{nyi}n_{nr},_{egcm.oM}i_{m}n_{iinm}m_{ime}i_z_{niizndignedg}L_{LtLOhLOOaPOt}m_{Ptaih}n_{lse}i_mo_{g}ima_z_{t}eie_{nsidmt}hr_{ii}evz_{ee}v_{s}ab_{}lte_u_{h}e_{elo}o_{crifast}R_{ee/LdOfaOaPll}ns_{t}e_{icmelo}d_{es}e_{.e}d_{Tt}fho_o_{e}r_{trhece}rf_{oi}tS_{ri}c_{eiC}a_,ï€l_{iMtOisSFET}
a_{A}s_{n}p_{e}o_{x}s_{t}s_{e}i_{r}b_{n}l_{a}e_{l}t_{r}o_{es}m_{is}i_n_{ta}i_m_{nc}i_z_{e}e_{o}L_{fL6OO.P8}._{Ω}T_{}h_{w}e_{aï€}i_n_{s}t_ue_{s}r_n_{ed}a_{}l_{t}g_{o}a_{c}t_he_{a}r_{r}e_{a}s_ci_ts_{e}t_a_{ri}n_{z}c_ee_{th}o_{i}f_{s}t_{d}h_{e}e_{v}S_{ic}i_C_{e.}M_{}O_{}S_F_E_T_{}is_{}5_{}Ω_.
L_o_w_e_r_va_l_u_e_s_o_f_e_x_te_{}r_n_a_l_g_a_te_{}r_e_s_is_ï€t_a_n_c_e_ca_n_b_e_u_s_e_d_s_o_lo_n_g_a_s_th_e_g_a_t_e_fi_d_e_ lity is
m_a_i_n_t_a_in_ï€e_d_ï€._I_n_th_e_e_v_e_n_t_t_h_a_t_n_o_e_x_t_e_r_n_a_l_g_a_te_r_e_s_i_s_ta_n_c_e_i_s_u_s_e_d_,_it_i_s_s_u_g_g_e_s_t_ed
t_h_a_t_t_h_e_g_a_t_e_c_u_r_r_e_n_t_b_e_c_h_e_c_k_e_d_t_o_ï€in_d_i_r_e_c_t_ly_v_e_r_i_f_y_t_h_a_t_t_h_e_r_e_i_s_n_o_{}ri_n_g_i_n_g_p_ï€r_e_s_e_n_t_
i_n_t_ï€h_e_g_ï€a_t_e_c_i_rc_u_i_t._T_h_is_c_a_n_b_e_a_c_c_o_m_p_l_i_sh_e_d_w_i_t_h_a_v_e_r_y_s_m_a_l_l_c_u_r_r_e_n_t _tr_a_n_ï€s_fo_rm_{}e_r.
A_r_e_c_ï€o_m_m_e_n_d_ï€e_ï€d_se_t_u_p_i_s_a_t_w_o_-_s_t_a_g_e_c_u_r_re_n_ï€t_t_r_a_n_s_f_o_r_m_e_r_a_s_s_h_o_w_n_b_e_ï€l_o_w:_{}


IG SENSE
GATE DRIVE INPUT
VCC
GATE DRIVER
+
T1
-
SiC DMOSFET
VEE









5
CMF20120D Rev. -