s-8533a60aft-tb-g Seiko Instruments Inc., s-8533a60aft-tb-g Datasheet - Page 15

• Manufacturer Part Number: s-8533a60aft-tb-g
• Description: Step-down, Synchronous Pwm Control Switching Regulator Controller
• Manufacturer: Seiko Instruments Inc.

1. Examples of Major Characteristics
Rev.2.3
STEP-DOWN, SYNCHRONOUS PWM CONTROL SWITCHING REGULATOR CONTROLLER
Characteristics (Typical Data)
(1) Current Consumption 1 (I
(3) PDRV Pin Output Current “H” (I
(5) NDRV Pin Output Current “H” (I
(7) ON/OFF Pin Input Voltage “H” (V
I
I
PDRVH
(mA)
NDRVH
(mA)
(μA)
I
V
(V)
SS1
SH
Input Voltage (V
Input Voltage (V
Input Voltage (V
100
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
70
60
50
40
30
20
10
70
60
50
40
30
20
10
90
80
70
60
50
40
30
20
10
0
0
0
0
2
2
2
2
_00
4
4
4
4
Ta = −40°C
6
6
6
Ta = −40°C
6
IN
IN
IN
)
)
)
Ta = 85°C
Ta = 25°C
Ta = −40°C
Ta = −40°C
8
8
8
8
V
V
V
V
IN
IN
IN
IN
SS1
(V)
(V)
(V)
(V)
) vs. Input Voltage (V
10
10
10
10
PDRVH
Ta = 85°C
NDRVH
Ta = 25°C
SH
12
12
12
) vs.
12
) vs.
) vs.
Ta = 25°C
Ta = 85°C
Ta = 85°C
Ta = 25°C
Seiko Instruments Inc.
14
14
14
14
16
16
16
16
IN
) (2) Oscillation Frequency (f
(4) PDRV Pin Output Current “L” (I
(6) NDRV Pin Output Current “L” (I
(8) ON/OFF Pin Input Voltage “L” (V
I
I
(kHz)
(mA)
(mA)
PDRVL
NDRVL
f
V
(V)
OSC
SL
Input Voltage (V
Input Voltage (V
120
100
Input Voltage (V
360
340
320
300
280
260
240
1.7
1.5
1.3
1.1
0.9
0.7
0.5
0.3
70
60
50
40
30
20
10
80
60
40
20
0
0
2
2
2
2
4
4
4
4
Ta = −40°C
Ta = −40°C
Ta = −40°C
6
6
6
6
IN
IN
IN
)
)
)
Ta = 85°C
8
8
8
8
V
V
V
V
OSC
IN
IN
IN
IN
(V)
(V)
(V)
(V)
) vs. Input Voltage (V
10
10
10
10
Ta = 25°C
PDRVL
NDRVL
Ta = 85°C
SL
Ta = −40°C
S-8533 Series
Ta = 85°C
) vs.
12
12
Ta = 25°C
Ta = 85°C
12
12
Ta = 25°C
Ta = 25°C
) vs.
) vs.
14
14
14
14
16
16
16
16
IN
)
15