InnoSwitch3-CP
ꢈꢃꢅIꢋ
ꢗꢈꢙ
ꢇꢋꢈꢂꢃꢌꢉꢍꢂꢃ
IꢋPꢇꢀ ꢍꢉꢆꢀꢅꢕꢂ ꢗꢍꢙ
PꢃIꢄꢅꢃꢚ ꢏꢚPꢅSS
ꢗꢏPPꢙ
PꢃIꢄꢅꢃꢚ ꢏꢚPꢅSS
ꢃꢂꢕꢇꢆꢅꢀꢉꢃ
ꢂꢋꢅꢏꢆꢂ
ꢎꢅꢇꢆꢀ
ꢂꢋꢅꢏꢆꢂ
ꢏPPꢌꢇꢍ
ꢅꢇꢀꢉ-ꢃꢂSꢀꢅꢃꢀ
Cꢉꢇꢋꢀꢂꢃ
ꢃꢂSꢂꢀ
PꢃIꢄꢅꢃꢚ
ꢆIꢋꢂ
IꢋꢀꢂꢃꢎꢅCꢂ
ꢕꢅꢀꢂ
ꢏꢚPꢅSS PIꢋ
ꢏPPꢌꢇꢍ
ꢇꢋꢈꢂꢃꢍꢉꢆꢀꢅꢕꢂ
PꢃIꢄꢅꢃꢚ
ꢏꢚPꢅSS PIꢋ
CꢅPꢅCIꢀꢉꢃ
SꢂꢆꢂCꢀ ꢅꢋꢈ
Cꢇꢃꢃꢂꢋꢀ
ꢆIꢄIꢀ
PꢃIꢄ-Cꢆꢔ
ꢖIꢀꢀꢂꢃ
+
-
ꢇꢍꢌꢉꢍ
ꢕꢅꢀꢂ
ꢍSꢁꢇꢋꢀ
ꢍꢏPꢜ
ꢉSCIꢆꢆꢅꢀꢉꢃꢌ
ꢀIꢄꢂꢃS
ꢍIꢆIꢄ
tꢉꢋꢗꢄꢅꢘꢙ
tꢉꢎꢎꢗꢏꢆꢉCꢔꢙ
ꢕꢅꢀꢂ
ꢀꢁꢂꢃꢄꢅꢆ
Sꢁꢇꢀꢈꢉꢊꢋ
ꢕꢅꢀꢂ
ꢏPP
PꢃIꢄꢌSꢂC
ꢎꢅꢇꢆꢀ
Sꢐcꢃꢂꢝ
ꢉꢍꢌꢇꢍ
ꢆꢅꢀCꢁ-ꢉꢎꢎ
ꢎꢛoꢞ
Sꢐconꢟꢠꢛꢡ
Contꢛoꢒꢒꢐꢛ
SꢐcPꢑꢒꢓꢐ
Sꢐnꢓꢐꢎꢂꢀ
PꢃIꢄꢌSꢂC
Powꢐꢛ
ꢄꢉSꢎꢂꢀ
ꢝ
ꢝ
S
ꢃ
ꢃꢂCꢂIꢍꢂꢃ
Cꢉꢋꢀꢃꢉꢆꢆꢂꢃ
SꢂC-
ꢆꢅꢀCꢁ
ꢈꢃIꢍꢂꢃ
ꢏPPꢌꢇꢍ
IꢆIꢄ
tꢉꢎꢎꢗꢏꢆꢉCꢔꢙ
ꢆꢂꢏ
IS
PꢃIꢄ-Cꢆꢔ
+
-
PꢃIꢄꢅꢃꢚ ꢉꢍP
ꢆꢅꢀCꢁ
ꢆꢅꢀCꢁ-ꢉꢎꢎ
ꢍIꢆIꢄ
tꢉꢋꢗꢄꢅꢘꢙ
PI-8044-083017
SꢉꢇꢃCꢂ
ꢗSꢙ
Figure 4. Primary Controller Block Diagram.
ꢉꢃꢄꢊꢆꢄꢀ
ꢋꢉꢊꢀꢌ
SꢎꢅCꢄꢃꢅꢃꢐS ꢄꢁCꢂIꢉIꢁꢄ ꢀꢄIꢗꢁ
ꢋSꢄꢌ
ꢃꢐꢂPꢐꢂ ꢗꢃꢈꢂꢆꢏꢁ
ꢋꢗꢃꢐꢂꢌ
Sꢄ Cꢃꢅꢂꢄꢃꢈ
ꢄꢁꢏꢐꢈꢆꢂꢃꢄ
ꢞꢟꢞ ꢗ
ꢉꢃꢄꢊꢆꢄꢀ
ꢇPSꢐꢗ
Iꢅꢚ
ꢁꢅꢆꢇꢈꢁ
Sꢄ
SꢁCꢃꢅꢀꢆꢄꢎ
ꢇꢎPꢆSS
ꢋꢇPSꢌ
ꢗꢃꢐꢂ
ꢡ
-
ꢞꢟꢞ ꢗ
3ꢟꢠ ꢗ
ꢀꢁꢂꢁCꢂꢃꢄ
ꢛꢄ
S
ꢛ
ꢛ
ꢉ
ꢄ
Sꢄ
ꢂꢚꢄꢁSꢚꢃꢈꢀ
ꢚꢆꢅꢀSꢚꢆꢍꢁꢙ
ꢈꢆꢂCꢚ-ꢃꢉꢉ
SꢁCꢃꢅꢀꢆꢄꢎ
ꢈꢆꢂCꢚ
Iꢅꢚ
ꢀCꢘ
Cꢃꢅꢂꢄꢃꢈ
ꢂo
Pꢑiꢒꢓꢑꢔ
ꢄꢕcꢕiꢖꢕꢑ
ꢉꢁꢁꢀꢇꢆCꢍ
ꢋꢉꢇꢌ
ꢡ
-
Iꢅꢚ
ꢉꢁꢁꢀꢇꢆCꢍ
ꢀꢄIꢗꢁꢄ
ꢗꢄꢁꢉ
ꢛꢄ
Cꢆꢇꢈꢁ ꢀꢄꢃP
CꢃꢘPꢁꢅSꢆꢂIꢃꢅꢙ
ꢉꢁꢁꢀꢇꢆCꢍ
CꢃꢘPꢁꢅSꢆꢂIꢃꢅ
ꢂꢜꢘꢆꢝ
ꢡ
-
ꢗPꢍ
CꢃꢅSꢂꢆꢅꢂ
Pꢃꢊꢁꢄ
tꢃꢉꢉꢋꢘIꢅꢌ
tSꢁCIꢅꢚꢋꢘꢆꢝꢌ
ꢃSCIꢈꢈꢆꢂꢃꢄꢙ
ꢂIꢘꢁꢄ
IS ꢂꢚꢄꢁSꢚꢃꢈꢀ
tSSꢋꢄꢆꢘPꢌ
SꢁCꢃꢅꢀꢆꢄꢎ ISꢁꢅSꢁ
ꢏꢄꢃꢐꢅꢀ
ꢋꢏꢅꢀꢌ
ꢋISꢌ
ꢀꢁꢂ80ꢃꢄꢅꢂ0ꢆ1ꢇ1ꢈ
Figure 5. Secondary Controller Block Diagram.
2
Rev. D 08/18
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