Aeroflex 3500A, Maintenance Manual, Page: 15 / 169

Figure 1-2. Power Supply PCB Assy
Block Diagram
S u b j e c t t o E x p o r t C o n t r o l , s e e C o v e r P a g e f o r d e t a i l s .
1-5
E X T DC I N
1 1 T O 3 2 V d c
F US E
CROW BAR
CH ARGE
F U L L C H A R G E
P W R_ O N_ O F F
I NP UT , O U T P UT
A ND CHA RGE
S UP E RV I S O R
P W M
BA T T E RY C HARGE R
C H A R G E
CONT
S O U RCE
S E L E CT
P W M
C O NT
I NP UT
CO NV E RT E R
1 0 V d c
5 V C O NV E RT E R
1 A T Y P I CAL
3 . 3 V C O N V E R T E R
1 A T Y P I CAL
1 6 V CO NV E RT E R
2 5 m A T Y P I C A L
- 5 V C O N V E RT E R
1 0 0 m A T Y P I C A L
+ 5 . 5 V CO NV E RT E R
2 00 m A T Y P I CAL
P W M
CO NT
- 5 V
+ 1 6 V d c
+ 3 . 3 V
+ 5 V
P W M
CO NT
P W M
CO NT
+ 5 V