0.25W DC/DC CONVERTERS SERIES DESCRIPTION Page MSS 4

0.25W DC/DC CONVERTERS
SERIES
DESCRIPTION
Page
MSS
4 pin SIL package
Single output
Unregulated
1kv isolation
-40 to +85 operating temp
2
CHS
8 pin DIP package
Single output
Unregulated
1kv isolation; 2kv option
-40 to +85 operating temp
3
DC/DC CONVERTER MSS-XXXX SERIES
0.25W SINGLE OUTPUT
ELECTRICAL SPECIFICATIONS: UNREGULATED
■ Input voltage range --------------------------- ±10%
■ Input filter--------------------------------------- Capacitor.
■ Output voltage accuracy -------------------- ± 5 %
■ Line regulation ------------------------------- 1.2% Typ./1% OF Vin
■ Load regulation (10% ~ 100%) ----------5V Output types ----------------------------- 15% Max.
9V,12V,15V Output types ----------------- 10% Max.
■ Ripple&noise/20MHZ BW ------------------- 50mV P-P Max.
■ Efficiency ---------------------------------------- 65% Min.
■ Isolation voltage ------------------------------- 1000Vdc/1sec.
■ Short circuit protection ----------------------- 1.0 Second
■ Operating temperature range -------------- -40°C to 85°C
■ Storage temperature range ----------------- -55°C to 125°C
■ Isolation resistance --------------------------- 10G Ω Min.
■ Isolation capacity ------------------------------ 80pF Typ.
■ Package weight--------------------------------- 1.4g
■ Meet CE EN-60950-1 Certified
*Note: Measured @ 25℃ With The Condition of
Vin = Nominal And Full Load.
Package Style And Pinning
MSS-0505
50 mA
CTC 9930
(mm)
11.50
10.00
PIN
1
2
3
4
6.00
0.50
FUNCTION
-VIN
+VIN
-VOUT
+VOUT
TOP VIEW
2.00
4.10
2.54
1.25
*Note：Terminal ----- 0.51 X 0.24 Flat P
TOL. : ±0.25mm
UNIT : mm
2.54 X 3
BOTTOM VIEW
Selection Guide
Model number
Input Voltage
(VDC)
Output Voltage
(VDC)
Output Current
(mA)
Efficiency (%)
MSS-XX1.8
MSS-XX3.3
MSS-XX05
MSS-XX09
MSS-XX12
MSS-XX15
MSS-XX24
1.8,3.3,5,9,12,15,24
1.8,3.3,5,9,12,15,24
1.8,3.3,5,9,12,15,24
1.8,3.3,5,9,12,15,24
1.8,3.3,5,9,12,15,24
1.8,3.3,5,9,12,15,24
1.8,3.3,5,9,12,15,24
1.8
3.3
5
9
12
15
24
139
76
50
28
21
17
10.4
68
68
70
72
72
72
70
DC/DC CONVERTER CHS-XXXX SERIES
0.25W SINGLE OUTPUT
ELECTRICAL SPECIFICATIONS: UNREGULATED
■ Input voltage range --------------------------■ Input filter--------------------------------------■ Output voltage accuracy -------------------■ Line regulation ------------------------------■ Load regulation (10% ~ 100%) ----------1.8V,3.3V Output types --------------------5V Output types -----------------------------9V,12V,15V,24V Output types ------------■ Ripple&noise/20MHZ BW ------------------■ Efficiency ---------------------------------------■ Isolation voltage ------------------------------■ Short circuit protection ----------------------■ Operating temperature range -------------■ Storage temperature range ----------------■ Isolation resistance --------------------------■ Isolation capacity -----------------------------■ Package weight--------------------------------■ Meet CE EN-60601-1 Certified
±10%
Capacitor.
± 5%
1.2% Typ/1% Of Vin
20% Max.
15% Max.
10%Max.
50mV P-P Max.
65% Min.
1000Vdc/1sec.
1.0 Second
-40°C to 85°C
-55°C to 125°C
10G Ω Min.
80pF Typ.
1.8g
*Note: Measured @ 25℃ With The Condition of
Vin = Nominal And Full Load.
Note：add/H after P/N for isolation 2000Vdc
Selection Guide
Model number
Input Voltage
(VDC)
Output Voltage
(VDC)
Output Current
(mA)
Efficiency (%)
CHS-XX1.8
CHS-XX3.3
CHS-XX05
CHS-XX09
CHS-XX12
CHS-XX15
CHS-XX24
1.8,3.3,5,9,12,15,24
1.8,3.3,5,9,12,15,24
1.8,3.3,5,9,12,15,24
1.8,3.3,5,9,12,15,24
1.8,3.3,5,9,12,15,24
1.8,3.3,5,9,12,15,24
1.8,3.3,5,9,12,15,24
1.8
3.3
5
9
12
15
24
139
76
50
28
21
17
10.4
68
68
70
72
72
72
70
Package Style And Pinning
12.60
10.10
CHS-0505
50mA
CTC
9932
Top View
(mm)
Bottom View
4
1
5
7
2.54
PIN
1
4
5
7
5.08
2.54
7.62
7.62
3.25
TOL. : ±0.25mm
UNIT : mm
FUNCTION
-VIN
+VIN
+VOUT
-VOUT

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