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OZT1060 fiches techniques PDF

O2 Micro - Phase Shift PWM Controller

Numéro de référence OZT1060
Description Phase Shift PWM Controller
Fabricant O2 Micro 
Logo O2 Micro 





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OZT1060 fiche technique
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OZT1060
Change Summary
CHANGES
No. Applicable Section
1 Title
2 Ordering Information
3 General Description
4
Functional Block Diagram
Description
5
Reference Application
Circuit
6 Package information
7 Throughout data sheet
Description
Change the title to read ‘Phase-Shift PWM Controller’
Add OZT1060GN
Add 1st paragraph ‘OZT1060 is a high…LCD.’
Add 1st paragraph 1st sentence ‘Specific
DC/DC…application’
Add DC/DC Reference Application Circuit
Correct 20 Pin SOIC 300mil drawing
Miscellaneous corrections
Page(s)
1
1
1
5
10
12
---
REVISION HISTORY
Revision No.
0.95
1.0
1.1
Description of change
Initial Relase
1. Pin Description - Modified pin description of CTIMR, DIM. 2.
Electrical Characteristics - Update a) ‘Nominal voltage’ Min & Max
limits plus Temp coefficient, b) ‘Line regulation’ & ‘ Load regulation’
Typ & Max limits, c) ‘Normal operating frequency’ Min, Max, Typ limits
plus Temp coefficient, d) ‘Ramp peak’ Min, Typ & Max limits, e)
‘Ramp valley’ Min & Max limits, f) ‘Operating Frequency’ Min & Max
limits plus Temp coefficient, g) ‘Ramp peak’ & ‘Ramp valley’ Min &
Max limits, h) ‘Reference voltage at non-invereting input pin’ Min &
Max limits, i) ‘Stand-by current’ Min & Max limits, j) ‘Supply current’
Max limit, k) ‘SST current’ Min & Max limits plus Temp coefficient, l)
‘SST protection release threshold’ Min, Typ & Max limits, m) ‘CTIMR
current 1’ Min & Max limits plus Temp coefficient, n) ‘CTIMR current 2’
Min & Max limits, o) ‘PDR_A/ PDR_C’ & ‘NDR_B/ NDR_D’ Min, Typ &
Max limits, p) ‘Enable’ Min limit, q) ‘Threshold voltage’ Min & Max
limits, r) ‘Open-lamp threshold’ Min & Max limits, s) ‘BBM time
between PDR & NDR’ Min & Max limits plus Temp coefficient, t)
‘Maximum overlap’ Min, Typ & Max limits, u) ‘Minimum overlap’ Typ &
Max limits. 3. Simplified Functional Block Diagram. 4. Modified
formula in No. 4 Ignition & No. 5 Normal Operation. 5. Revise
Application Circuit 6. Miscellaneous corrections.
1. Footer: Add patent number 6,259,615 2. Application circuit: a.)
Delete R3, R7, R6 & R11. b) Change R9 value from 45.3k to 47K
Release Date
1/13/2004
7/29/2004
8/11/2004
09/03/04
Copyright 2004 by O2Micro
OZT1060-DS-1.2
All Rights Reserved
Page 0
U.S. Patent No. 6,259,615
CONFIDENTIAL

PagesPages 13
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