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Output Driveの等価回路モデル
- 1. Output Driveの等価回路モデル
Copyright (C) Marutsuelec 2016 1
1.PWM ICのデバイスモデリング
1.1 Start Up
1.2 UVLO
1.3 OVP
1.4 REFERENCE
1.5 Oscillator
1.6 RSQB Flip Flop
1.7 SRQ Flip Flop
1.8 HYSTERESIS COMPARATOR
1.9 Output Drive
1.10 Delay
1.11 2INPUT COMPARATOR
1.12 2INPUT OR GATE
1.13 3INPUT COMPARATOR
1.14 4INPUT NOR GATE
2016年5月1日
マルツエレック株式会社
http://www.marutsu.co.jp/
PWM ICのデバイスモデリング
- 4. 4
ABMのデバイスモデリング
[事例]デジタル素子
Copyright (C) Marutsuelec 2016
AND2_ABM
IN+
IN-
OUT+
OUT-
E1
IF(V(1)>1.08 & V(2)>1.08, {VOH}, {VOL})
EVALUE
R1
10
C1
10p
000
3
1
2
PARAMETERS:
VOL = 0VOH = 2.5
IN+
IN-
OUT+
OUT-
E2
IF(V(1)>1.08, {VOL}, {VOH})
EVALUE
R2
10
C2
10p
000
1 2
PARAMETERS:
VOL = 0VOH = 2.5
V1
TD = {1/FREQ}
TF = 1n
PW = {D/FREQ}
PER = {1/FREQ}
V1 = 0
TR = 1n
V2 = 1.709
0
{tdly /1k}
0
Rdly 2
1k
N3
0
Cdly 2
{tdly /1k}
N1
VOL = 0
U2
AN
N2
U5
INV_ABM
VOH = 1.709
VOL = 0
INV_ABM
端子1 端子2 端子3
H H H
L H L
H L L
L L L
端子1 端子2
H L
L H
- 5. 5
1.PWM ICのデバイスモデリング
4INPUT NOR GATE
RSQB Flip Flop
SRQ Flip Flop
2INPUT COMPARATOR
OVP
Oscillator
REFERENCE
Delay
UVLO
Start Up
3INPUT COMPARATOR
2INPUT OR GATE
Output Drive
HYSTERESIS COMPARATOR
Current Mode PWM Control
Low Operating Current Max: 4m[A]
UVLO:12[V]/8[V]
Soft Start Function
Over Voltage Protection 19[V]
Copyright (C) Marutsuelec 2016
- 6. R1
10k
Q1
QODIN
R2
1k
R3
1k
0
Q2
QODIN
Output_Driv e_IN
V1
TD = 0
TF = 10n
PW = 1u
PER = 10u
V1 = 0
TR = 10n
V2 = 5
0
I1
200uAdc
0
Q3
QODIN
Q4
QODTR01
Q5
QODTR01
Q6
QODTR02
D1
DODDIODE
D2
DODDIODE
R4
5k
V_Output_Driv e_Vcc
15Vdc
0
V_Output_Driv e_VCC
I2
1mAdc
0
0 0
R5
1
C1
1p
IC = 0
0
-
+
+
-
E1
1
R6
100MEG
0
Output_Driv e_OUT
0V
V
Output Drive
1.PWM ICのデバイスモデリング
1.9 Output Drive
等価回路図
6Copyright (C) Marutsuelec 2016
- 7. *$
* PART NUMBER: Output_Drive
* COMPONENTS: Output Drive
* MANUFACTURER: Bee Technologies
* All Rights Reserved Copyright (C) Bee Technologies Inc. 2014
.SUBCKT Output_Drive OutputDrive_IN OutputDrive_OUT OutputDrive_VCC
Q_Q6 OUTPUTDRIVE_VCC N07312 N07338 QODTR02
Q_Q2 N07484 N07024 0 QODIN
D_D1 N07338 N07296 DODDIODE
D_D2 N07312 N07296 DODDIODE
R_R5 N07338 N07582 1
C_C1 0 N07582 1p IC=0
R_R4 N07360 N07338 5k
I_I1 0 N07160 DC 200uAdc
R_R1 OutputDrive_IN N06894 10k
E_E1 OUTPUTDRIVE_OUT 0 N07582 0 1
Q_Q3 N07296 N07160 N07484 QODIN
Q_Q1 N07160 N06894 N06992 QODIN
R_R2 N06894 N07024 1k
Q_Q4 OUTPUTDRIVE_VCC N07296 N07360 QODTR01
R_R3 0 N06992 1k
I_I2 0 N07296 DC 1mAdc
Q_Q5 N07338 N07484 0 QODTR01
.model QODTR02 npn
+ is=1e-014 vaf=100 ikf=0.5 var=100 re=0.5
+ rb=100 rc=1.5 cje=2e-012 cjc=2e-012
+ tf=1e-008 xtf=10 vtf=10 itf=1 tr=1e-008
.model QODIN npn
+ vaf=50 br=2 var=100 cje=1.5e-012 cjc=1.5e-013
+ tf=1e-009 xtf=10 vtf=10 itf=1 tr=1e-009
.model DODDIODE d
+ is=4e-007 rs=0.1 cjo=1e-012 m=0.3333 vj=0.75
+ isr=1e-010 bv=100 ibv=0.0001 tt=5e-009
.model QODTR01 npn
+ is=1e-014 vaf=100 ikf=0.5 var=100 re=0.5
+ rb=100 rc=1.5 cje=2e-012 cjc=2e-012 tf=1e-008
+ xtf=10 vtf=10 itf=1 tr=1e-008
.ENDS Output_Drive
*$
1.PWM ICのデバイスモデリング
1.9 Output Drive
シンボル図
ネットリスト
7Copyright (C) Marutsuelec 2016