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florent_ba |
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* PSpice Model Editor - Version 17.2-2016
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*$
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* TPS7A20_ADJ
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*****************************************************************************
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* (C) Copyright 2020 Texas Instruments Incorporated. All rights reserved.
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*****************************************************************************
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** This model is designed as an aid for customers of Texas Instruments.
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** TI and its licensors and suppliers make no warranties, either expressed
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** or implied, with respect to this model, including the warranties of
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** merchantability or fitness for a particular purpose. The model is
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** provided solely on an "as is" basis. The entire risk as to its quality
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** and performance is with the customer.
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*****************************************************************************
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*
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* This model is subject to change without notice. Texas Instruments
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* Incorporated is not responsible for updating this model.
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*
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*****************************************************************************
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*
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** Released by: WEBENCH Design Center, Texas Instruments Inc.
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* Part: TPS7A20_ADJ
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* Date: 21JAN2020
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* Model Type: Transient
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* Simulator: PSPICE
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* Simulator Version: 17.2-2016 S050
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* EVM Order Number:
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* EVM Users Guide:
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* Datasheet: SBVS338 �AUGUST 2019
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*
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*
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* Model Version: Final 1.00
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*
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*****************************************************************************
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*
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* Updates:
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*
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* Final 1.00
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* Release to Web
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*
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*****************************************************************************
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*
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* Model Usage Notes:
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*
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* 1. The following features have been modeled
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* a. Start-up time
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* b. PSSR
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* c. Enable/VIN shutdown
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* d. Load and line transients
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* e. Internal current limit
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* f. Model supports inverting topology.
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*
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*
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* 2. Temperature effects & Ground/quiescent current have not been modeled.
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*
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*****************************************************************************
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*$
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.SUBCKT TPS7A20_ADJ_TRANS VIN GND EN N_C VOUT
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V_V2 N15528889 VOUT 0Vdc
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C_C6 GND N15505691 20n
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X_F1 VZZ N15505639 N15505691 VYY TPS7A20_ADJ_F1
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V_V5 VIN N15505717 0Vdc
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E_E14 N15738584 GND VALUE { V(N15738829, 0) }
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C_U1_C3 GND N15505751 1n
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X_U1_U2 VIN_PRE U1_N15850660 U1_N158505703 U1_VIN_OK COMPHYS_BASIC_GEN
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+ PARAMS: VDD=1 VSS=0 VTHRESH=0.5
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V_U1_V6 U1_N15496735 0 0.92V
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V_U1_V3 U1_N158505703 0 0.025
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E_U1_E2 U1_DROP 0 TABLE { V(ISENSE, 0) }
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+ ( (0,62.7m)(1m,71.2m)(6m,74.1m)(25m,75.046m)(250m,88m)(300m,101.41m) )
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E_U1_ABM8 EN_OK 0 VALUE { IF(V(U1_N15545135) >=0.5,1,0) }
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X_U1_U4 U1_N15545135 U1_EN_PRE d_d PARAMS:
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V_U1_V4 U1_N15850660 0 1.325
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R_U1_R3 U1_N15850670 U1_N15488381 {3.333e5*SQRT(TTRN)} TC=0,0
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C_U1_C1 0 U1_N15488381 {1e-6*SQRT(TTRN)}
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X_U1_U1 EN_INT U1_N15496735 U1_N154966513 U1_EN_PRE COMPHYS_BASIC_GEN
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+ PARAMS: VDD=1 VSS=0 VTHRESH=0.5
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R_U1_R4 U1_N15488775 U1_N15488397 10 TC=0,0
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E_U1_E4 U1_N154887931 GND VALUE { V(U1_N15846152, 0) }
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V_U1_V5 U1_N154966513 0 0.025
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R_U1_R2 GND U1_N15488397 1G
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C_U1_C2 0 U1_N15488397 1n
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E_U1_ABM6 U1_N15850670 0 VALUE { IF(V(U1_VIN_OK)> 0.6 & V(EN_OK) > 0.6,
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+ {VREF}, 0) }
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E_U1_ABM5 U1_N15846152 0 VALUE { MIN(V(U1_N15488397),
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+ MAX(V(VIN_PRE) - V(U1_DROP), 0)) }
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R_U1_R5 U1_N154887931 N15505751 10 TC=0,0
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R_U1_R9 U1_EN_PRE U1_N15545135 {30u/(0.7*1n)} TC=0,0
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E_U1_ABM4 U1_N15488775 0 VALUE { V(U1_N15488381)
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+ * (ABS(V(N15506031)) + 1e-6)
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+ / (ABS(V(V_FBK)) + 1e-6) }
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C_U1_C5 0 U1_N15545135 1n TC=0,0
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R_U1_R1 GND U1_N15488381 1G
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E_E6 VIN_PRE 0 VALUE { V(VIN, GND) }
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* ENABLE RESISTOR SHOULD BE 500k
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R_R15 GND EN 500e3 TC=0,0
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X_S1 LOAD_DIS GND N15518026 GND TPS7A20_ADJ_S1
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V_V4 N15505647 VOUT_INT 0Vdc
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E_E16 N15506031 0 VALUE { V(VOUT_INT, GND) }
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V_V3 N15528889 N15518026 0Vdc
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R_R14 0 N_C 100MEG TC=0,0
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R_R1 VXX N15505691 {RINP}
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X_H1 N15505639 N15505647 ISENSE 0 TPS7A20_ADJ_H1
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R_R13 LOAD_DIS N157842371 1 TC=0,0
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X_S4 EN_OK 0 N15505717 N15505691 TPS7A20_ADJ_S4
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E_ABM1 N15738829 0 VALUE { MIN(V(N15735226), (V(Vzz_INT)+(ILIM*ROUT)))
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+ }
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R_R2 N15505751 VXX {PSRR*RINP}
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C_C8 0 LOAD_DIS 1n TC=0,0
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E_E5 EN_INT 0 VALUE { V(EN, GND) }
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R_R3 GND FB {Rbottom}
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C_C1 VXX N15505691 {1/(6.28*RINP*POLE)}
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E_ABM3 N157842371 0 VALUE { IF(V(EN_OK)<0.5,1,0) }
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E_E13 N15735226 0 VALUE { V(VXX, GND) }
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R_R6 N15738584 VYY 1 TC=0,0
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R_R4 FB VOUT_INT {RTOP}
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X_S2 LOAD_DIS 0 N15528889 VOUT_INT TPS7A20_ADJ_S2
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C_C2 VXX N15505751 {1/(6.28*PSRR*RINP*ZERO*1)}
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R_R10 0 N_C 100MEG TC=0,0
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R_R5 VZZ VYY {ROUT}
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E_E11 V_FBK 0 VALUE { V(FB, GND) }
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C_C3 GND VYY 1n
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E_E15 VZZ_INT 0 VALUE { V(VZZ, GND) }
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*EDIT OF THE ORIGINAL NETLIST...
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.PARAM V_out=5
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.PARAM rtop=3e6 psrr=178u rbottom={(3e6)/((V_out/0.8)-1)} ilim=520m ven=0.92 pole=10k
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+ zero=1Meg rinp=1e12 ttrn=750u rout=57.7m vref=0.8
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.ENDS
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*$
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.subckt TPS7A20_ADJ_F1 1 2 3 4
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F_F1 3 4 VF_F1 1
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VF_F1 1 2 0V
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.ends TPS7A20_ADJ_F1
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*$
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.subckt TPS7A20_ADJ_S1 1 2 3 4
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S_S1 3 4 1 2 _S1
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RS_S1 1 2 1G
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.MODEL _S1 VSWITCH Roff=1e6 Ron=230 Voff=0.0V Von=1m
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.ends TPS7A20_ADJ_S1
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*$
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.subckt TPS7A20_ADJ_H1 1 2 3 4
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H_H1 3 4 VH_H1 1
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VH_H1 1 2 0V
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.ends TPS7A20_ADJ_H1
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*$
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.subckt TPS7A20_ADJ_S4 1 2 3 4
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S_S4 3 4 1 2 _S4
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RS_S4 1 2 1G
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.MODEL _S4 VSWITCH Roff=100 Ron=80 Voff=0.4 Von=0.5
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.ends TPS7A20_ADJ_S4
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*$
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.subckt TPS7A20_ADJ_S2 1 2 3 4
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S_S2 3 4 1 2 _S2
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RS_S2 1 2 1G
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.MODEL _S2 VSWITCH Roff=1e-6 Ron=1E6 Voff=0 Von=1m
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.ends TPS7A20_ADJ_S2
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*$
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.SUBCKT COMPHYS_BASIC_GEN INP INM HYS OUT PARAMS: VDD=1 VSS=0 VTHRESH=0.5
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EIN INP1 INM1 INP INM 1
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EHYS INP1 INP2 VALUE { IF( V(1) > {VTHRESH},-V(HYS),0) }
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EOUT OUT 0 VALUE { IF( V(INP2)>V(INM1), {VDD} ,{VSS}) }
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R1 OUT 1 1
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C1 1 0 5n
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RINP1 INP1 0 1K
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.ENDS COMPHYS_BASIC_GEN
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*$
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.subckt d_d 1 2
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d1 1 2 dd
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.model dd d
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+ is=1e-015
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+ n=0.01
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+ tt=1e-011
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.ends d_d
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*$
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