![4
ABM ΥǥХǥ
[ ] ǥ
Copyright (C) Siam Bee Technologies
2016
AND2_ABM
I N +
I N -
O U T +
O U T -
E 1
I F ( V ( 1 ) > 1 . 0 8 & V ( 2 ) > 1 . 0 8 , { V O H } , { V O L } )
E V A L U E
R 1
1 0
C 1
1 0 p
000
3
1
2
PARAMETERS:
V O L = 0V O H = 2 . 5
I N +
I N -
O U T +
O U T -
E 2
I F ( V ( 1 ) > 1 . 0 8 , { V O L } , { V O H } )
E V A L U E
R 2
1 0
C 2
1 0 p
000
1 2
PARAMETERS:
V O L = 0V O H = 2 . 5
INV_ABM
1 2 3
H H H
L H L
H L L
L L L
1 2
H L
L H](https://image.slidesharecdn.com/reference18mar2016-160322070444/85/REFERENCE-4-320.jpg)
![5
1.PWM IC ΥǥХǥ
4INPUT NOR
GATE
4INPUT NOR
GATE
RSQB Flip
Flop
RSQB Flip
Flop
SRQ Flip FlopSRQ Flip Flop
2INPUT
COMPARATOR
2INPUT
COMPARATOR
OVPOVP
Oscillato
r
Oscillato
r
REFERENC
E
REFERENC
E
DelayDelay
UVLOUVLO
Start
Up
Start
Up
3INPUT
COMPARATOR
3INPUT
COMPARATOR
2INPUT OR
GATE
2INPUT OR
GATE
Output DriveOutput Drive
HYSTERESIS
COMPARATOR
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) Siam Bee Technologies
2016](https://image.slidesharecdn.com/reference18mar2016-160322070444/85/REFERENCE-5-320.jpg)
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鷡鷡䷡εȁ·ǥ
- 1. REFERENCE εȁ·ǥ Copyright (C) Siam Bee Technologies 2016 1 1.PWM IC ΥǥХǥ 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 3 17 ө`?ƥΥ` http://www.beetech.info/ PWM IC ΥǥХǥ
- 2. 2 Copyright (C) Siam Bee Technologies 2016 IC ABM ǥ ɥ֥åΥǥ ե饤ХåЩ`Υߥ` ե饤ХåЩ`Υߥ`
- 3. 3 IC ΥǥХǥ Copyright (C) Siam Bee Technologies 2016 IC ( `?ɥ饤? IC) ֥å + Cܥڥåȁ ·ǥ
- 4. 4 ABM ΥǥХǥ [ ] ǥ Copyright (C) Siam Bee Technologies 2016 AND2_ABM I N + I N - O U T + O U T - E 1 I F ( V ( 1 ) > 1 . 0 8 & V ( 2 ) > 1 . 0 8 , { V O H } , { V O L } ) E V A L U E R 1 1 0 C 1 1 0 p 000 3 1 2 PARAMETERS: V O L = 0V O H = 2 . 5 I N + I N - O U T + O U T - E 2 I F ( V ( 1 ) > 1 . 0 8 , { V O L } , { V O H } ) E V A L U E R 2 1 0 C 2 1 0 p 000 1 2 PARAMETERS: V O L = 0V O H = 2 . 5 INV_ABM 1 2 3 H H H L H L H L L L L L 1 2 H L L H
- 5. 5 1.PWM IC ΥǥХǥ 4INPUT NOR GATE 4INPUT NOR GATE RSQB Flip Flop RSQB Flip Flop SRQ Flip FlopSRQ Flip Flop 2INPUT COMPARATOR 2INPUT COMPARATOR OVPOVP Oscillato r Oscillato r REFERENC E REFERENC E DelayDelay UVLOUVLO Start Up Start Up 3INPUT COMPARATOR 3INPUT COMPARATOR 2INPUT OR GATE 2INPUT OR GATE Output DriveOutput Drive HYSTERESIS COMPARATOR 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) Siam Bee Technologies 2016
- 6. I N + I N - O U T + O U T - E 1 if ( V ( R E F E R E N C E _ I N P U T ) > 4 , { V R E F } , 0 ) E V A L U E R 1 1 0 0 M E G R 2 1 0 0 M E GV 1 T D = 0 T F = 1 0 u P W = 1 0 n P E R = 2 0 . 0 1 u V 1 = 0 T R = 1 0 u V 2 = 1 0 0 000 0 R E F E R E N C E _ O U T P U T PARAMETERS: V R E F = 5 REFERENCE V V R E F E R E N C E _ I N P U T 6 1.PWM IC ΥǥХǥ 1.4 REFERENCE( 늈R ) һ늈Rӻ·Ǥ ȁ· Copyright (C) Siam Bee Technologies 2016
- 7. 7 *$ * PART NUMBER: REFERENCE * COMPONENTS: REFERENCE * MANUFACTURER: Bee Technologies * All Rights Reserved Copyright (C) Bee Technologies Inc. 2014 .SUBCKT REFERENCE REFERENCE_INPUT REFERENCE_OUTPUT R_R2 0 REFERENCE_INPUT 100MEG E_E1 REFERENCE_OUTPUT 0 VALUE { if(V(REFERENCE_INPUT)>4,{VREF},0) } .PARAM vref=5 .ENDS REFERENCE *$ 1.PWM IC ΥǥХǥ 1.4 REFERENCE( 늈R ) ܥ ͥåȥꥹ Copyright (C) Siam Bee Technologies 2016
- 8. 8 1.PWM IC ΥǥХǥ 1.4 REFERENCE( 늈R ) u· Copyright (C) Siam Bee Technologies 2016
- 9. Input Output 9 1.PWM IC ΥǥХǥ 1.4 REFERENCE( 늈R ) ߥ`Y Copyright (C) Siam Bee Technologies 2016
- 10. Input Output 9 1.PWM IC ΥǥХǥ 1.4 REFERENCE( 늈R ) ߥ`Y Copyright (C) Siam Bee Technologies 2016