Denon AVR-X1100W Service Manual page 147

TOP258MG (SMPS : IC601)
Block diagram
V
C
CONTROL (C)
Z
C
SHUNT REGULATOR/
ERROR AMPLIFIER
+
- 5.8 V
-
4.8 V
5.8 V
+
INTERNAL UV
I
COMPARATOR
FB
V I (LIMIT)
CURRENT
LIMIT
ADJUST
ON/OFF
V
1
V + V
BG T
STOP LOGIC
MULTI-
FUNCTION (M)
2
X
STOP SOFT
V OVP OV/
3
C
UV
LINE
OSCILLATOR
DC
DC
SENSE MAX WITH JITTER
MAX
F REDUCTION
F REDUCTION 5
D
SOFT START
I
PWM
FB
K I
PS(UPPER)
PS(UPPER)
K I
PS(LOWER)
PS(LOWER)
P and G Package
Figure 3a. Functional Block Diagram (P and G Packages).
M
1
V
C
CONTROL (C)
Z
C
C
2
SHUNT REGULATOR/
ERROR AMPLIFIER
+
5.8 V
-
-
4.8 V
+ 5.8 V
INTERNAL UV
I
COMPARATOR
FB
V I (LIMIT)
CURRENT
4
LIMIT D
ADJUST
ON/OFF
EXTERNAL
CURRENT V + V
BG T
LIMIT (X)
STOP LOGIC
VOLTAGE
MONITOR (V)
1 V
Figure 4. Pin Confi guration (Top View).
STOP SOFT
V OVP OV/
UV
LINE OSCILLATOR
DC
DC
SENSE WITH JITTER
MAX
MAX
F REDUCTION
F REDUCTION
6
SOFT START
I
PWM
FB
K I
PS(UPPER) PS(UPPER)
K I
PS(LOWER) PS(LOWER)
Rev. F 01/09
Figure 3b. Functional Block Diagram (M Package).
4
Rev. F 01/09
0
Lead Bend
INTERNAL
1 SUPPLY
Outward from Drawing
(Refer to eSIP-7F Package
SOFT START
1 2 3 4 5 7
Outline Drawing)
V X C F S D K
PS(UPPER)
M Package
K
PS(LOWER)
÷ 16
SHUTDOWN/
AUTO-RESTART CURRENT LIMIT
S
10
COMPARATOR
HYSTERETIC
THERMAL
9 S
SHUTDOWN
CONTROLLED
TURN-ON
GATE DRIVER
S
8
START
D
MAX
CLOCK
S
7
S Q
R
6
S
OFF
Tab Internally
Connected to
SOURCE Pin
S
8
0
INTERNAL
SUPPLY
1
7
S
SOFT START
6 S
K
PS(UPPER)
5 S
K
PS(LOWER)
÷ 16
SHUTDOWN/
AUTO-RESTART CURRENT LIMIT
COMPARATOR
HYSTERETIC
THERMAL
SHUTDOWN
CONTROLLED
TURN-ON
GATE DRIVER
START
D
MAX
CLOCK
S Q
R
OFF
147
1 2 3 4 5 7
V X C S G D
DRAIN (D)
-
+
-
+
Y Package (TO-220-7C)
-
+
Note: Y package for TOP254-258
SOURCE (S)
LEADING
EDGE
BLANKING
SOURCE (S)
PI-4508-120307
DRAIN (D)
-
+
1 2 3 4 5 7
-
+
V X C S F D
-
+
PI-4644-091108
SOURCE (S)
LEADING
EDGE
BLANKING
SOURCE (S)
PI-4643-082907
www.powerint.com
Input
Voltage
-
Figure 6. TOP259-261 Y
+
DC
Input
Voltage
-
Figure 7. P/G Package L